Green Mountain Reservoir and Lake Dillon Monitoring Project 2017 Annual Report Prepared by: William M. Lewis, Jr. James H. McCutchan, Jr. Jennifer Roberson April 23, 2018 Rpt397 1 Introduction This report summarizes the results of water quality monitoring supported by the Summit Water Quality Committee in calendar year 2017. It provides an overview of the results for the year and gives comparisons with previous years. Monitoring Plan Lake Dillon was sampled on 6 dates, Green Mountain Reservoir was sampled on 10 dates, and the watershed sites were sampled on 18 dates during 2017 (Table 1). Samples were taken throughout the year, but sampling was most frequent for streams during the runoff months and most frequent for lakes during the growing season because of the greater importance of these months to the calculation of loading rates and trophic status indicators. Dillon 6/27/17 7/18/17 8/1/17 8/22/17 9/18/17 10/10/17 Green Mountain 6/15/17 6/29/17 7/13/17 7/27/17 8/10/17 8/24/17 9/14/17 9/28/17 10/19/17 11/9/17 Green Mountain Watershed 1/19/17 2/16/17 3/9/17 4/13/17 5/11/17 5/25/17 6/15/17 6/29/17 7/13/17 7/27/17 8/10/17 8/24/17 9/14/17 9/28/17 10/11/17 10/19/17 11/9/17 12/7/17 Table 1. Summary of sampling dates for 2017. Over the last 19 years, the Summit Water Quality Committee has alternated its emphasis on Lake Dillon and Green Mountain Reservoir. In years of emphasis on Green Mountain 2 Reservoir, Lake Dillon has been monitored only monthly, and for a reduced set of variables and no watershed sampling. The year 2017 was designated for focus on Green Mountain Reservoir. Therefore, a full set of lake and watershed monitoring was planned and executed for Green Mountain Reservoir. The Blue River water supply to Green Mountain Reservoir was also sampled upstream of the reservoir. This report also includes data on Lake Dillon, even though the main emphasis is on Green Mountain Reservoir. The data on Lake Dillon are less comprehensive than in years for which Lake Dillon is the main focus. The reason for sampling Lake Dillon in years of focus on Green Mountain is to provide continuous interannual data on Dillon for water quality because of unusual conditions that occurred in 2002 and 2004. In 2005 the CDPHE Water Quality Control Division notified the Summit Water Quality Committee that Lake Dillon was being considered for 303d listing as either impaired or requiring monitoring. The reason for the listing was exceedance of the phosphorus standard in 2002 and 2004. The exceedances were caused by extraordinarily low reservoir inflows and not by increased water pollution, as shown by the SWQC data record. Even so, strict interpretation of the rules of the State by based on EPA mandated reporting suggested that some type of listing was needed. The State listed Lake Dillon as requiring monitoring, but not as impaired. Therefore, the monitoring for phosphorus and chlorophyll became even more important for Lake Dillon than it had been previously. The present report contains, in addition to detailed information on Green Mountain Reservoir, information on water quality for Lake Dillon as needed to show compliance with water quality standards. The State decided that Lake Dillon need not be listed as impaired on the basis of conditions in 2002 and 2004, but a continuous record is needed to show compliance with standards. 3 Green Mountain Reservoir was sampled at four stations: the index station (Figure 1) and three other stations evenly spaced upstream from the index station (GA closest to inflow, GB next, and GC closest to index station). One station (index station, over deepest water) was sampled on Lake Dillon (Figure 1). The watershed sampling sites for Green Mountain included the Blue River at its exit from Lake Dillon, the water flowing into and out of Green Mountain Reservoir, Silverthorne/Dillon WWTF, Straight Creek near its confluence with the Blue River, and the Blue River between Silverthorne and Green Mountain Reservoir (Figure 1, Table 2). Lake Dillon was sampled at the index station near the dam. Figure 1. Location map for sampling, 2017. 4 Code BR4 BR3 BR6 STL BR1 SDE Description of Site Blue River at outlet from Green Mountain Reservoir Blue River at the inlet to Green Mountain Reservoir Blue River below Silverthorne, upstream from Bushee Creek. Straight Creek above confluence with Blue River Blue River at outlet from Dillon Reservoir. Silverthorne/Dillon effluent (labeled Silv Eff in 1996) Table 2. Location of sampling stations, 2017. Methods Table 3 summarizes the analytical coverage for the lake and watershed sampling. The methods used in 2017 were similar to those used in previous years. Variable Temperature Transparency Discharge Conductance Nitrate Soluble Reactive P Total Soluble P Particulate P Total P Total Suspended Solids Chlorophyll a Dissolved Oxygen Total N Algal Abundance (counts) Lake Index Station + + + + + + + + + + + + + Other Lake Stations Stream Stations + + + + + + + + + + + + + + + + + + + + + Table 3. Summary of analytical coverage for different kinds of samples. Results Hydrology Water surface elevations, inflows, and outflows are summarized in Table 4 (Lake Dillon) and Table 5 (Green Mountain Reservoir). The source of the information for Lake Dillon was the Denver Water Department; the source of the information for Green Mountain Reservoir was the Bureau of Reclamation. 5 Mid-Month Elevation (ft) 9008 9006 9004 9004 9006 9016 9018 9018 9014 9014 9014 9013 Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Total Monthly Average Inflow, AF 6133 5091 7578 14900 35590 87704 32373 14525 9426 8900 6089 4884 Blue River Outflow, AF 5533 5440 4982 5660 12894 52962 19005 12880 6256 6181 7424 6313 Roberts Tunnel, AF 4957 5082 7111 7763 5599 11248 13105 7329 11855 202 0 0 Total Outflow, AF 10589 10522 12092 13424 18493 64211 32110 20209 18111 6383 7553 6648 233193 19433 145530 12128 74251 6188 220345 18362 Table 4. Elevation, computed inflow, and outflow for Lake Dillon (2017). Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Total Monthly Average Mid-Month Elevation (ft) 7899 7897 7894 7895 7905 7933 7949 7949 7934 7916 7905 7903 Inflow, AF 10218 9974 12283 18651 40158 114133 47521 22862 12423 11847 11055 9270 Total Outflow, AF 15457 11424 14006 12927 18454 53417 44869 35066 46476 39928 14293 12678 7915 320395 26700 318995 26583 Table 5. Elevation, computed inflow and outflow for Green Mountain Reservoir (2017). For Lake Dillon, spillway overflow was in progress on January and continued through mid September. The total number of days (61) that water flowed over the spillway was 13th highest observed since 1981 (Table 6). Operation of Lake Dillon during 2017 resulted in a 6 hydraulic residence time of 1.09 years based on outflow (Table 7), which is below the median (1.11 y). Year Days over spillway Rank for spillway flow 1981 0 30 1982 119 1 1983 58 14 1984 0 30 1985 67 11 1986 104 2 1987 90 5 1988 43 20 1989 42 21 1990 38 24 1991 74 9 1992 42 21 1993 36 26 1994 27 29 1995 95 4 1996 56 16 1997 78 6 1998 78 6 1999 96 3 2000 57 15 2001 49 19 2002 0 30 2003 0 30 2004 0 30 2005 29 28 2006 42 21 2007 53 18 2008 56 16 2009 78 6 2010 67 11 2011 32 27 2012 0 30 2013 0 30 2014 0 30 2015 72 10 2016 37 25 2017 61 13 Table 6. Importance of spillway overflow since 1981, Lake Dillon. 7 Year 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 Surface Area, ha 993 1093 1284 1239 1233 1274 1275 1259 1257 1246 1242 1228 1191 1194 1195 1241 1226 1274 1246 1239 1197 939 1019 1151 1187 1252 1273 1251 1249 1246 1205 1161 1107 1160 1275 1275 1230 Volume, 106 m3 231 260 310 299 297 307 307 304 303 299 299 295 286 286 285 299 294 307 300 298 287 219 241 275 284 302 306 297 300 299 289 277 264 297 307 302 296 Residence Time (Inflow), y 1.80 0.97 0.89 0.65 1.08 1.01 1.46 1.38 1.38 1.45 1.37 1.41 0.94 1.41 0.66 0.75 0.74 1.41 0.94 1.17 1.20 1.86 0.90 1.89 1.43 1.08 1.09 0.98 0.96 1.29 0.67 2.15 1.12 0.80 0.98 1.20 1.03 Residence Time (Outflow), y 1.28 1.75 0.87 0.64 1.08 1.05 1.48 1.36 1.34 1.52 1.31 1.33 0.92 1.40 0.71 0.72 0.76 1.41 0.92 1.16 1.08 1.06 1.47 1.68 1.68 1.11 1.09 0.95 0.99 1.16 0.71 1.36 1.68 0.82 0.93 1.16 1.09 Table 7. Summary of hydrologic statistics for Lake Dillon since 1981. Surface area and lake volume are averages based on daily values calculated from lake elevation. As shown in Table 8, the hydraulic residence time for Green Mountain Reservoir in 2017 (0.30 y) was near the median residence time for all other years (0.32 for outflow). Green Mountain Reservoir always flushes more rapidly than Lake Dillon but loses much less water over the spillway than Lake Dillon. Water passes through the penstocks at an elevation of 7800 feet. 8 Year 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 Surface Area, ha 676 639 643 595 594 554 640 629 669 Volume, 106 m3 136.5 128.0 127.0 114.5 114.8 104.8 127.5 122.8 134.7 700 143.1 0.23 0.24 639 126.4 0.27 0.29 550 103.4 0.38 0.43 647 128.3 0.43 0.46 657 129.8 0.32 0.31 611 119.7 0.23 0.24 631 124.8 0.19 0.20 596 114.0 0.44 0.52 620 122.0 0.24 0.24 601 116.7 0.30 0.30 Residence Time (Inflow), y Residence Time (Outflow), y 0.25 0.25 0.25 0.25 0.40 0.38 0.33 0.32 0.41 0.41 0.35 0.35 0.39 0.46 0.50 0.47 0.33 0.37 Table 8. Summary of hydrologic statistics for Green Mountain Reservoir since 1985. Temperature and Mixing Lake Dillon was covered with ice from late December through early May. The epilimnion formed in late May and persisted into October, after which there was erosion of the thermocline leading to mixing after the middle of October (no sampling was done after October; Figure 2). 9 Figure 2. Thickness of the mixed layer, 2017. Green Mountain Reservoir showed less well defined thermal layering than Lake Dillon because of large amounts of water withdrawal, but a mixed layer could be identified between the middle of June and late August (Figure 2). This is typical of Green Mountain Reservoir. Transparency Transparency of Lake Dillon and Green Mountain Reservoir was lowest in June-July (Figure 3), which is often the case because of high inorganic turbidity that enters the lake in spring, and in late fall coinciding with an algal biomass peak. Transparency was highest in winter and late summer, reflecting low algal abundance and low inorganic turbidity. Figure 3. Transparency, 2017. 10 Phosphorus in the Lakes Lake Dillon showed lower P concentrations than Green Mountain Reservoir during runoff in 2017 (Figure 4). Green Mountain Reservoir showed peak P concentration in June, during runoff. The higher total concentrations of P in spring for Green Mountain Reservoir, caused by mineral particles, have been typical in previous years of monitoring as well. Figure 4. Concentrations of total phosphorus, 2017. Between 1 July and 31 October (the growing season), the mean concentration of total phosphorus in the top 15 m of Lake Dillon was 6.1 µg/L (Table 9). The standard for Lake Dillon is 7.1 µg/L. The growing season mean for Green Mountain Reservoir was 7.5 µg/L (Table 10). Green Mountain Reservoir does not presently have a phosphorus standard; the proposed State standard is either 20 or 8 µg/L, yet to be determined. 11 Year 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996* 1997 1998* 1999 2000* 2001 2002** 2003 2004** 2005 2006 2007** 2008 2009** 2010 2011** 2012 2013** 2014 2015** 2016 2017** Total P, Growing Season 6.8 7.8 Total P in top 15m, µg/L MayJune 7.7 12.7 Chlorophyll, Growing Season, µg/L 7.5 8.1 5.9 7.4 6.1 5.4 6.2 5.9 6.2 7.0 6.5 6.1 5.8 6.1 6.1 6.5 7.0 5.8 6.2 5.7 8.5 7.0 8.4 5.5 5.4 5.4 5.4 4.9 5.2 5.6 7.0 6.4 6.3 6.1 6.0 6.1 9.2 7.8 6.6 6.2 6.8 5.9 6.6 7.2 6.2 7.3 6.2 9.3 8.0 8.8 6.0 6.8 6.4 7.9 6.5 11.3 7.9 6.7 6.0 6.4 5.9 6.4 6.8 11.1 8.6 12.1 8.9 6.9 6.7 6.1 3.8 3.6 3.3 5.5 7 4.6 5.2 4.9 5.9 4.9 4.6 5.5 5.6 4.4 3.5 3.8 2.9 2.7 6.0 2.5 2.1 5.8 2.3 2.9 3.8 3.0 3.4 3.8 3.5 2.1 3.5 2.8 3.4 3.3 Chlorophyll a, µg/L July-August** 14.4 4.8 3.5 2.6 3.8 4.5 3.3 5.8 5.1 5.7 4.2 6.0 5.9 5.9 4.2 3.0 3.7 2.7 2.8 6.1 3.3 3.3*** 4.3 2.1 2.9 3.4 3.0 2.9 3.8 3.5 2.1 4.2 2.5 3.5 3.9 Secchi Depth, m 2.8 1.9 2.9 3.1 3.5 2.9 2.4 2.8 3.1 3.0 3.2 3.3 3.6 2.3 3.2 3.6 3.5 3.9 4.4 2.2 2.8 4.0 3.4 3.6 3.9 3.3 3.6 3.9 3.4 4.3 5.1 3.1 2.8 3.6 3.1 * Chlorophyll concentration applies to the part of the growing season in which the mixed layer is stable and relatively thin (JulyAugust, 0-5 m), but excluding dates showing nitrate depletion. ** Years with greater uncertainty due to reduced sampling frequency (6/y instead of 15/y). Growing season = July – October. *** Substituted 5 meter chlorophyll value for surface value to complete calculation. Table 9. Interyear comparisons for trophic status indicators, Lake Dillon. Secchi depth is the average for July and August. 12 Year 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 Total P, µg/L, 0-15m 8.3 10.2 10 8.2 8.9 8.0 9.6 10.5 8.7 9.0 Chlorophyll a, µg/L, 0-5m 2.3 2.0 2.8 4.6 2.8 2.3 2.4 4.1 9.3 3.6 Secchi Depth, m 3.1 3.3 3.5 3.2 3.3 3.3 2.5 3.2 2.3 3.4 7.6 8.0 2.7 2.5 4.1 3.6 7.4 2.2 4.5 7.9 1.3 2.7 8.7 2.7 3.1 8.5 2.4 4.0 8.3 1.5 4.0 8.2 1.8 3.3 10.1 1.3 2.9 7.1 2.8 3.9 7.5 1.0 3.5 Table 10. Interyear comparisons for trophic status indicators, Green Mountain Reservoir (growing season, July – October). Secchi depth is the average for July and August. 13 Nitrate The concentrations of nitrate in the two lakes were high during spring (Figure 5). Nitrate was never completely depleted during 2017 in either Green Mountain Reservoir or Lake Dillon (some years in the past have shown complete depletion). Concentration of nitrate rebounded as soon as the mixed layer began to thicken in October. Figure 5. Concentrations of nitrate, 2017. Chlorophyll Concentrations of chlorophyll a were much lower in Green Mountain Reservoir than in Lake Dillon for all months except June, when the two were nearly equal. Green Mountain Reservoir showed consistent suppression of phytoplankton biomass because of low hydraulic residence time. When outflow was cut in late fall 2015, biomass increased, but in 2017 the reduction in flow came after the last samples were taken (Figure 7). Peak concentrations of chlorophyll in Lake Dillon during the growing season until September were ~5.5 µg/L (Figure 6, no winter sampling for Dillon). In many past years, the peak has been higher. Flushing of the upper water column (spillway overflow) was probably responsible for suppression of algal accumulation in 2017. 14 Figure 6. Concentrations of chlorophyll, 2017. Figure 7. Influence of outflow on algal accumulation, 2017. Mass Transport of Phosphorus As part of the monitoring for 2017, concentrations of phosphorus and concurrent information on discharge are available for Straight Creek, water flowing through the dam at Lake Dillon, and two locations on the Blue River between Lake Dillon and Green Mountain Reservoir, as well as the Green Mountain Reservoir outflow and the Silverthorne/Dillon effluent. The discharge and total phosphorus data are as shown in Tables 11 and 12. 15 For 2017, the total phosphorus flowing into Green Mountain Reservoir was approximately 8,477 kg for the year. The sources of this phosphorus are as follows: Straight Creek, 4.4%; Silverthorne/Dillon effluent, 3.8%; Lake Dillon, 13.7%; and the Blue River drainage between Lake Dillon and Green Mountain Reservoir 78.1%. The sedimentation loss for phosphorus in Green Mountain Reservoir for 2017 was close to 50.1%, which is within the normal range for this reservoir. Total phosphorus concentration for water flowing into Green Mountain Reservoir (from Table 11) was 10.5 µg/L, which was double the discharge concentration exiting Lake Dillon (4.8 µg/L). Concentrations for Straight Creek were higher than concentration for water exiting Lake Dillon, as expected, but lower than for waters originating from the watershed tributaries and direct runoff between the two reservoirs. Flow, cfs 19Jan BR1 98.1 STL SDE 1.1 BR3 BR4 240.0 BR6 118.0 16Feb 98.1 9Mar 81.3 11May 199.0 23.7 1.5 511.0 329.0 285.0 25May 207.0 37.1 2.1 717.0 324.0 318.0 15Jun 1090.0 126.1 1.6 3800.0 898.0 1670.0 29Jun 387.0 98.0 1.6 1240.0 461.0 657.0 13Jul 412.0 63.8 1.7 1160.0 988.0 569.0 27Jul 199.0 27.5 1.5 625.0 565.0 293.0 10Aug 294.0 19.6 1.4 569.0 564.0 346.0 24Aug 116.0 13.4 1.2 248.0 695.0 139.0 14Sep 98.1 9.5 1.1 197.0 795.0 116.0 28Sep 98.1 9.9 1.0 161.0 704.0 118.0 19Oct 95.0 7.0 1.0 183.0 698.0 116.0 9Nov 107.0 3.3 1.0 161.0 352.0 126.0 7Dec 110.0 1.3 128.0 188.0 104.0 13Apr 98.1 9.9 1.8 264.0 203.0 150.0 1.3 161.0 223.0 118.0 16Feb 4.3 7.0 334.7 10.2 5.9 9.5 9Mar 4.0 5.9 121.8 6.7 6.7 6.8 13Apr 4.3 90.7 12.9 13.0 5.5 6.9 11May 4.3 11.0 28.1 21.0 7.1 8.3 25May 4.7 8.9 11.9 21.6 6.6 8.9 15Jun 5.3 9.7 112.6 11.9 10.7 5.9 29Jun 6.3 6.6 308.7 15.8 7.3 10.9 13Jul 6.7 9.3 264.9 19.5 13.8 8.8 27Jul 6.2 8.5 747.4 7.7 7.3 10.5 10Aug 5.3 7.5 500.5 9.0 8.9 8.1 24Aug 4.0 11.2 599.8 6.6 9.0 10.9 14Sep 3.5 12.6 201.9 5.6 7.9 6.4 28Sep 3.5 10.2 125.3 4.7 6.7 6.6 19Oct 4.6 12.9 44.9 5.4 7.3 4.5 9Nov 4.7 20.2 28.4 4.6 6.5 4.5 7Dec 4.0 4.1 80.9 6.1 8.1 4.9 1.0 160.0 231.0 129.0 TP, ug/L BR1 STL SDE BR3 BR4 BR6 19Jan 5.1 5.2 531.3 9.3 5.5 14.5 Table 11. Summary of data used to calculate mass balance, 2017. 16 Total Phosphorus, kg/y BR1 Blue River at outlet from Dillon Reservoir. STL Straight Creek at confluence with Blue River SDE Silverthorne/Dillon effluent BR3 Blue River at the inlet to Green Mountain Reservoir BR4 Blue River at outlet from Green Mountain Reservoir BR6 Blue River below Silverthorne, upstream from Bushee Creek. 1165 373 319 8477 4229 2495 Table 12. Annual total P load at sampling points, 2017. Total N Total N was added to the list of analytes in 2011 in response to the State’s proposal to limit total N (proposed limit for coldwater lakes, 426 µg/L; streams, 1250 µg/L, growing season mean). Lake Dillon was well below the proposed lake standard; Green Mountain Reservoir was nearer to but not above the proposed lake standard. Figure 8 shows the results. Figure 8. Total N during 2017. Dashed lines indicate coldwater standard for lakes; the stream standard is off scale (1250 µg/L). 17 Nitrate, a substantial component of total N, has received special attention in recent years because of a long term upward trend in nitrate concentrations for Lake Dillon. Wastewater treatment plant operators within the watershed have speculated that the upward trend would level off because of improvements in nitrate removal within wastewater treatment facilities. The sources of nitrate behind the increase of nitrate in the lake have not been quantified. They would certainly include wastewater treatment facilities and septic systems. Reduction of the municipal facility source would affect the total, of course. Conclusions Year 2017 was near to average in runoff, and produced moderate spillway overflow for Lake Dillon. Phosphorus and chlorophyll concentrations in Lake Dillon and Green Mountain Reservoir were in the midrange of values observed over recent years. 18 Appendix 1. Water Quality Data for 2017 19 Green Mountain Reservoir Monitoring Program 2017 Temperature °C 15291327Jun Jun Jul Jul Depth, m GI00 12.80 15.13 16.48 18.59 GI01 12.24 15.06 16.50 18.59 GI02 12.16 14.98 16.40 18.52 GI03 12.14 14.93 16.36 18.49 GI04 12.13 14.92 16.33 18.40 GI05 12.12 14.91 16.31 17.76 GI06 12.11 14.29 16.30 17.62 GI07 12.11 13.93 16.27 17.32 GI08 12.09 13.79 15.50 17.00 GI09 11.71 13.63 15.20 16.60 GI10 11.33 12.88 14.74 16.11 GI11 11.20 12.09 14.16 15.97 GI12 11.18 11.85 12.30 15.71 GI13 11.15 11.20 11.70 14.93 GI14 11.11 10.64 11.40 14.22 GI15 10.40 10.26 10.97 13.77 GI16 9.96 10.03 10.71 13.52 GI17 9.82 9.81 10.65 13.20 GI18 9.37 9.74 10.55 12.89 GI19 9.16 9.57 10.13 12.45 GI20 8.94 9.42 10.06 12.23 GI21 8.66 9.31 10.02 11.94 GI22 8.53 9.23 9.92 11.70 GI23 8.44 9.15 9.83 11.53 GI24 8.33 9.08 9.74 11.35 GI25 8.27 9.04 9.59 11.23 GI26 8.20 8.95 9.50 10.86 GI27 8.16 8.90 9.44 10.73 GI28 8.11 8.84 9.37 10.67 GI29 8.03 8.80 9.35 10.56 GI30 8.01 8.78 9.31 10.41 GI31 7.99 8.75 9.28 10.22 GI32 7.93 8.74 9.22 10.08 GI33 7.84 8.71 9.16 10.05 GI34 7.79 8.69 9.15 10.00 GI35 7.57 8.69 9.11 9.95 GI36 7.46 8.60 9.07 9.89 GI37 7.41 8.60 9.05 9.77 GI38 7.25 8.59 9.00 9.76 GI39 7.12 8.55 8.97 9.76 GI40 7.07 8.55 8.90 9.72 GI41 7.05 8.45 8.88 9.69 GI42 7.04 8.38 8.85 9.67 GI43 7.04 8.35 8.78 9.59 GI44 7.00 8.28 8.78 9.54 GI45 6.99 8.19 8.70 9.51 GI46 6.96 8.15 8.62 9.38 GI47 6.96 8.06 8.55 9.32 GI48 6.93 7.97 8.46 9.06 GI49 6.90 7.93 8.32 8.86 GI50 6.83 7.91 8.27 8.73 GI51 6.77 7.88 8.25 8.65 GI52 6.73 7.88 8.22 8.64 GI53 6.73 7.87 8.22 8.57 GI54 6.75 7.84 8.16 8.55 GI55 6.73 7.80 8.08 8.54 GI56 6.73 7.72 8.01 8.53 GI57 6.73 7.67 7.99 8.51 GI58 6.69 7.62 7.96 8.49 20 10Aug 17.16 17.12 17.09 17.07 17.06 17.00 16.93 16.79 16.75 16.67 16.34 15.85 15.35 15.00 14.80 14.56 14.28 14.04 13.80 13.59 13.28 13.03 12.80 12.57 12.24 11.77 11.47 11.37 11.26 11.11 10.90 10.81 10.71 10.61 10.48 10.41 10.29 10.23 10.18 10.12 10.06 9.97 9.87 9.81 9.73 9.68 9.45 9.31 9.18 8.97 8.84 8.75 8.72 8.70 8.62 8.53 8.52 8.48 8.46 24Aug 16.58 16.56 16.54 16.53 16.52 16.52 16.51 16.51 16.51 16.51 16.50 16.46 16.21 15.19 14.77 14.24 14.11 13.94 13.77 13.63 13.59 13.55 13.33 13.21 13.16 13.01 12.79 12.60 12.52 12.39 12.35 12.07 11.91 11.78 11.75 11.58 11.44 11.26 11.02 10.90 10.85 10.76 10.60 10.45 10.43 10.14 9.92 9.75 9.59 9.50 9.40 9.27 9.14 9.00 8.91 8.80 8.74 8.64 8.63 14Sep 16.07 15.87 15.81 15.80 15.78 15.78 15.77 15.77 15.76 15.76 15.75 15.75 15.73 15.66 15.63 15.60 15.59 15.58 15.31 15.20 14.77 14.43 14.25 14.13 14.03 13.97 13.87 13.77 13.67 13.55 13.47 13.38 13.23 13.14 13.11 13.08 12.96 12.90 12.75 12.46 12.05 11.74 11.01 10.65 10.34 9.84 9.56 9.50 9.32 9.20 9.17 9.08 8.99 8.92 8.87 8.77 8.74 8.74 8.73 28Sep 14.20 14.17 14.15 14.13 14.13 14.12 14.10 14.10 14.10 14.09 14.09 14.09 14.09 14.09 14.09 14.09 14.08 14.08 14.07 14.07 14.06 14.06 14.05 14.05 14.04 14.04 14.03 14.01 14.00 14.00 13.98 13.93 13.81 13.78 13.71 13.60 13.44 13.32 13.07 12.97 12.21 10.98 10.63 10.39 10.21 10.00 9.83 9.76 9.57 9.38 9.31 9.26 9.16 9.11 9.06 #N/A #N/A #N/A #N/A 19Oct 10.84 10.83 10.82 10.82 10.82 10.81 10.81 10.81 10.81 10.80 10.80 10.80 10.80 10.80 10.79 10.78 10.78 10.77 10.76 10.76 10.75 10.72 10.72 10.71 10.69 10.68 10.66 10.63 10.58 10.56 10.49 10.42 10.37 10.30 10.27 10.25 10.22 10.20 10.18 10.16 10.15 10.15 10.15 10.14 10.07 10.00 9.88 9.83 9.72 9.47 9.29 9.17 9.15 9.09 9.05 9.04 9.03 #N/A #N/A 9Nov 8.07 8.11 8.11 8.11 8.11 8.11 8.11 8.11 8.10 8.10 8.10 8.10 8.10 8.09 8.09 8.10 8.09 8.09 8.09 8.08 8.08 8.07 8.07 8.07 8.07 8.07 8.07 8.06 8.07 8.07 8.05 8.05 8.05 8.05 8.05 8.05 8.05 8.05 8.04 8.04 8.03 8.03 8.03 8.03 8.03 8.02 8.01 8.00 8.00 8.00 8.00 #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A GI59 GI60 GA00 GA01 GA02 GA03 GA04 GA05 GB00 GB01 GB02 GB03 GB04 GB05 GC00 GC01 GC02 GC03 GC04 GC05 6.62 #N/A 13.57 13.01 11.72 11.14 10.08 9.54 13.51 13.41 12.46 12.16 11.76 10.95 13.78 12.69 12.42 12.28 12.00 11.80 7.60 7.59 15.42 14.88 14.39 13.25 12.86 12.25 15.97 15.28 15.07 14.72 14.69 14.63 16.09 15.08 14.96 14.82 14.79 14.69 7.95 7.90 17.06 16.33 16.17 15.86 15.50 15.24 17.36 16.82 16.53 16.45 16.37 16.30 17.24 16.65 16.57 16.31 16.26 16.21 8.48 8.43 18.83 18.59 18.51 18.48 18.41 18.26 19.08 19.02 18.56 18.41 18.34 18.33 19.18 19.10 18.94 18.86 18.70 18.52 8.43 8.43 17.84 17.72 17.41 17.30 17.25 17.22 17.65 17.64 17.59 17.21 17.14 17.09 17.70 17.62 17.15 17.06 17.03 17.00 8.62 8.60 16.46 16.35 16.17 16.08 16.06 16.17 17.09 16.44 16.34 16.32 16.30 16.30 17.50 16.66 16.52 16.48 16.45 16.44 8.69 8.66 16.65 16.58 16.42 16.23 16.16 16.13 16.36 16.34 16.35 16.24 16.05 16.01 16.28 16.24 16.20 16.13 16.05 15.96 #N/A #N/A 14.03 14.00 13.98 13.95 13.90 13.88 14.16 14.17 14.16 14.14 14.13 14.08 14.22 14.22 14.20 14.18 14.17 14.11 #N/A #N/A 10.93 10.91 10.90 10.86 10.81 10.66 11.03 11.02 11.01 11.00 10.85 10.84 11.09 11.05 11.00 10.94 10.86 10.83 #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A 15Jun 7.70 7.78 7.83 7.86 7.85 7.86 7.87 7.89 7.88 7.84 7.87 7.87 7.86 7.86 7.87 7.88 7.78 7.78 7.78 7.82 7.82 7.71 7.78 7.78 7.75 7.78 7.77 7.75 7.77 7.76 7.76 7.76 7.77 7.76 7.76 7.76 7.73 7.77 29Jun 7.75 7.78 7.76 7.79 7.79 7.81 7.78 7.78 7.79 7.79 7.79 7.80 7.83 7.84 7.85 7.82 7.81 7.82 7.80 7.81 7.80 7.81 7.82 7.82 7.82 7.82 7.81 7.81 7.87 7.81 7.80 7.79 7.79 7.76 7.74 7.69 7.76 7.76 13Jul 7.80 7.82 7.83 7.83 7.78 7.77 7.79 7.78 7.75 7.69 7.67 7.67 7.63 7.65 7.69 7.74 7.76 7.79 7.78 7.77 7.67 7.70 7.68 7.57 7.55 7.55 7.55 7.55 7.53 7.51 7.51 7.51 7.52 7.52 7.52 7.53 7.53 7.53 27Jul 7.81 7.84 7.86 7.85 7.84 7.72 7.67 7.65 7.59 7.57 7.52 7.49 7.47 7.45 7.38 7.31 7.30 7.30 7.29 7.27 7.26 7.25 7.24 7.24 7.23 7.22 7.21 7.20 7.20 7.20 7.20 7.20 7.20 7.19 7.19 7.19 7.19 7.19 10Aug 7.71 7.70 7.70 7.70 7.70 7.70 7.67 7.64 7.64 7.62 7.57 7.47 7.47 7.45 7.43 7.42 7.40 7.36 7.34 7.34 7.33 7.32 7.31 7.33 7.33 7.36 7.41 7.43 7.28 7.28 7.30 7.32 7.31 7.30 7.29 7.28 7.26 7.24 24Aug 7.70 7.66 7.69 7.66 7.69 7.67 7.69 7.69 7.71 7.71 7.69 7.70 7.68 7.65 7.59 7.57 7.52 7.51 7.49 7.48 7.47 7.46 7.46 7.48 7.45 7.44 7.44 7.43 7.46 7.44 7.43 7.47 7.46 7.46 7.46 7.51 7.51 7.50 14Sep 7.54 7.43 7.41 7.40 7.40 7.40 7.41 7.47 7.43 7.41 7.40 7.37 7.36 7.36 7.34 7.37 7.34 7.33 7.29 7.25 7.21 7.18 7.20 7.21 7.19 7.18 7.18 7.16 7.15 7.14 7.15 7.16 7.15 7.15 7.14 7.14 7.16 7.15 28Sep 7.78 7.77 7.76 7.77 7.76 7.77 7.77 7.78 7.78 7.79 7.77 7.77 7.78 7.79 7.78 7.78 7.78 7.79 7.78 7.79 7.78 7.78 7.80 7.79 7.80 7.79 7.78 7.79 7.80 7.79 7.80 7.79 7.76 7.73 7.71 7.66 7.60 7.59 19Oct 7.63 7.67 7.68 7.68 7.69 7.70 7.70 7.70 7.71 7.71 7.71 7.71 7.71 7.70 7.71 7.71 7.71 7.71 7.71 7.70 7.70 7.69 7.68 7.69 7.69 7.69 7.68 7.68 7.68 7.66 7.66 7.66 7.66 7.66 7.65 7.66 7.65 7.65 9Nov 7.70 7.75 7.77 7.79 7.78 7.79 7.80 7.80 7.81 7.82 7.83 7.83 7.83 7.83 7.82 7.83 7.83 7.84 7.84 7.84 7.84 7.83 7.84 7.86 7.85 7.85 7.85 7.85 7.85 7.85 7.85 7.85 7.86 7.85 7.85 7.85 7.85 7.85 pH, SU Depth, m GI00 GI01 GI02 GI03 GI04 GI05 GI06 GI07 GI08 GI09 GI10 GI11 GI12 GI13 GI14 GI15 GI16 GI17 GI18 GI19 GI20 GI21 GI22 GI23 GI24 GI25 GI26 GI27 GI28 GI29 GI30 GI31 GI32 GI33 GI34 GI35 GI36 GI37 21 GI38 GI39 GI40 GI41 GI42 GI43 GI44 GI45 GI46 GI47 GI48 GI49 GI50 GI51 GI52 GI53 GI54 GI55 GI56 GI57 GI58 GI59 GI60 GA00 GA01 GA02 GA03 GA04 GA05 GB00 GB01 GB02 GB03 GB04 GB05 GC00 GC01 GC02 GC03 GC04 GC05 7.78 7.74 7.77 7.77 7.75 7.78 7.79 7.78 7.78 7.81 7.79 7.80 7.82 7.80 7.80 7.80 7.82 7.81 7.81 7.81 7.82 7.81 #N/A 8.24 8.26 8.31 8.29 8.36 8.22 8.23 8.26 8.29 8.29 8.24 8.25 8.20 8.26 8.27 8.26 8.25 8.25 Specific Conductance, uS/cm 15Jun Depth, m GI00 202 GI01 202 GI02 202 GI03 202 GI04 203 GI05 203 GI06 204 GI07 204 GI08 204 GI09 207 GI10 208 GI11 208 GI12 208 GI13 208 GI14 208 GI15 211 GI16 212 7.77 7.77 7.80 7.76 7.80 7.81 7.82 7.83 7.84 7.84 7.84 7.84 7.81 7.81 7.82 7.84 7.84 7.85 7.76 7.77 7.76 7.76 7.77 8.09 8.10 8.10 8.13 8.11 8.10 8.02 8.00 8.04 8.06 8.05 8.04 8.05 8.06 8.04 8.03 7.98 8.00 7.53 7.53 7.53 7.53 7.52 7.50 7.51 7.50 7.52 7.52 7.53 7.53 7.52 7.53 7.53 7.53 7.54 7.54 7.54 7.54 7.54 7.54 7.54 7.75 7.80 7.77 7.76 7.74 7.73 7.84 7.84 7.84 7.83 7.82 7.81 7.85 7.86 7.85 7.85 7.84 7.84 7.19 7.19 7.19 7.19 7.19 7.19 7.20 7.20 7.21 7.21 7.22 7.22 7.23 7.22 7.22 7.23 7.23 7.23 7.23 7.24 7.25 7.26 7.27 7.94 7.94 7.92 7.91 7.89 7.87 7.98 7.97 7.95 7.92 7.91 7.90 7.96 7.96 7.97 7.95 7.95 7.90 7.23 7.19 7.17 7.16 7.16 7.15 7.14 7.13 7.13 7.13 7.10 7.12 7.11 7.11 7.08 7.06 7.05 7.04 7.04 7.04 7.02 7.02 7.01 7.57 7.62 7.63 7.61 7.62 7.63 7.67 7.69 7.71 7.71 7.71 7.71 7.77 7.75 7.78 7.79 7.78 7.77 7.50 7.54 7.53 7.52 7.53 7.54 7.52 7.51 7.51 7.50 7.49 7.49 7.49 7.51 7.49 7.48 7.45 7.42 7.42 7.41 7.39 7.35 7.33 7.61 7.62 7.60 7.61 7.58 7.56 7.63 7.70 7.65 7.64 7.64 7.64 7.77 7.76 7.77 7.78 7.83 7.77 7.14 7.14 7.17 7.16 7.17 7.18 7.18 7.16 7.14 7.11 7.10 7.09 7.06 7.03 6.98 6.91 6.86 6.84 6.79 6.78 6.77 6.76 6.76 7.60 7.69 7.70 7.70 7.71 7.72 7.71 7.75 7.76 7.77 7.77 7.78 7.62 7.66 7.67 7.70 7.71 7.72 7.55 7.45 7.38 7.32 7.30 7.28 7.27 7.26 7.24 7.23 7.22 7.20 7.18 7.18 7.17 7.16 7.13 #N/A #N/A #N/A #N/A #N/A #N/A 7.85 7.83 7.84 7.83 7.83 7.83 7.87 7.84 7.84 7.84 7.85 7.84 7.82 7.82 7.81 7.81 7.81 7.79 7.64 7.64 7.63 7.62 7.61 7.60 7.58 7.48 7.38 7.32 7.26 7.16 7.09 7.05 7.03 6.99 6.97 6.95 6.94 #N/A #N/A #N/A #N/A 7.79 7.79 7.79 7.79 7.79 7.79 7.86 7.86 7.85 7.85 7.86 7.84 7.83 7.82 7.83 7.82 7.82 7.82 7.85 7.85 7.85 7.85 7.85 7.85 7.85 7.85 7.85 7.85 7.86 7.84 7.84 #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A 29Jun 192 192 192 192 192 192 193 193 194 194 194 196 195 197 201 204 205 13Jul 181 181 181 181 181 181 181 181 180 177 181 184 191 190 191 192 193 27Jul 177 177 177 177 177 176 176 177 174 169 172 173 173 176 177 179 180 10Aug 179 179 179 179 179 179 179 179 179 179 179 178 178 179 179 180 180 24Aug 141 141 141 141 141 141 141 141 141 141 141 141 141 142 142 143 144 14Sep 186 186 186 185 186 185 185 186 185 186 185 186 186 186 186 187 187 28Sep 190 190 190 190 190 190 190 190 191 191 190 191 191 190 190 191 191 19Oct 175 175 175 175 175 175 175 175 175 175 175 175 175 175 175 175 175 9Nov 192 192 192 192 192 192 192 192 192 192 192 192 192 192 192 192 192 22 GI17 GI18 GI19 GI20 GI21 GI22 GI23 GI24 GI25 GI26 GI27 GI28 GI29 GI30 GI31 GI32 GI33 GI34 GI35 GI36 GI37 GI38 GI39 GI40 GI41 GI42 GI43 GI44 GI45 GI46 GI47 GI48 GI49 GI50 GI51 GI52 GI53 GI54 GI55 GI56 GI57 GI58 GI59 GI60 GA00 GA01 GA02 GA03 GA04 GA05 GB00 GB01 GB02 GB03 GB04 GB05 GC00 GC01 GC02 GC03 GC04 GC05 213 216 216 214 212 211 210 212 213 213 214 214 215 215 216 217 218 219 224 228 229 234 237 238 240 240 240 241 241 242 242 243 244 245 247 248 248 248 248 248 248 249 251 #N/A 202 202 198 181 124 158 201 201 202 202 202 204 200 199 200 202 203 203 205 205 206 207 207 206 206 207 206 207 208 209 210 210 210 211 211 210 211 212 212 212 213 213 214 215 215 216 218 218 220 221 221 221 222 222 222 222 223 224 225 225 226 226 187 186 188 182 173 170 187 187 188 188 188 188 191 190 189 183 184 187 193 192 193 194 194 194 195 195 196 197 198 198 198 199 199 199 200 200 200 200 200 201 201 202 202 203 203 203 204 205 206 208 209 210 210 211 211 212 213 214 214 215 215 215 177 176 175 171 169 171 181 180 180 180 180 180 180 180 181 181 181 181 181 183 184 186 187 189 189 189 189 188 190 191 192 193 194 195 195 196 196 197 198 199 199 200 200 200 201 202 203 204 206 208 211 213 215 215 216 217 218 217 219 220 221 223 173 173 172 172 171 171 176 176 176 175 175 175 177 177 177 177 177 177 23 180 181 181 182 183 184 185 187 187 188 189 189 190 191 192 192 192 193 193 194 195 195 195 196 196 197 198 199 199 201 202 203 205 207 208 208 208 209 210 210 211 211 211 211 178 178 178 178 177 176 179 179 179 179 179 179 179 179 179 179 179 179 145 145 143 144 145 144 145 145 145 145 145 145 145 145 145 146 146 146 147 147 148 149 150 150 150 151 151 152 153 154 155 156 157 157 158 159 160 161 162 162 163 163 163 163 141 141 142 142 142 142 141 141 141 141 141 141 141 140 140 140 140 140 187 189 189 189 188 189 186 186 188 190 189 191 190 190 192 192 193 193 195 194 194 195 194 195 195 197 198 198 201 202 202 204 205 205 206 207 207 208 209 209 209 210 210 211 187 187 187 187 187 187 185 185 185 185 185 185 185 185 185 185 185 185 191 191 190 191 190 191 191 191 191 191 191 191 191 191 191 192 193 194 197 198 198 199 200 199 200 200 201 201 202 203 204 205 207 208 208 210 210 211 #N/A #N/A #N/A #N/A #N/A #N/A 191 191 191 191 191 191 190 191 191 190 190 190 191 191 191 191 191 191 175 175 175 176 176 176 176 176 176 176 176 177 177 177 178 178 178 179 179 179 179 179 179 179 179 179 180 180 181 182 183 184 187 188 190 190 191 192 192 193 #N/A #N/A #N/A #N/A 175 175 175 175 175 176 175 175 175 175 175 175 175 175 175 175 175 175 192 192 192 193 193 193 192 193 192 193 193 193 193 193 193 193 193 193 193 193 193 193 193 193 193 193 193 193 193 193 193 193 193 193 #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A Dissolved Oxygen, mg/L Depth, m GI00 GI01 GI02 GI03 GI04 GI05 GI06 GI07 GI08 GI09 GI10 GI11 GI12 GI13 GI14 GI15 GI16 GI17 GI18 GI19 GI20 GI21 GI22 GI23 GI24 GI25 GI26 GI27 GI28 GI29 GI30 GI31 GI32 GI33 GI34 GI35 GI36 GI37 GI38 GI39 GI40 GI41 GI42 GI43 GI44 GI45 GI46 GI47 GI48 GI49 GI50 GI51 GI52 GI53 GI54 GI55 GI56 GI57 GI58 15Jun 8.53 8.48 8.47 8.42 8.42 8.41 8.38 8.38 8.36 8.32 8.31 8.33 8.34 8.33 8.33 8.34 8.33 8.32 8.35 8.36 8.43 8.55 8.56 8.59 8.61 8.60 8.60 8.59 8.60 8.59 8.59 8.60 8.56 8.54 8.51 8.41 8.38 8.31 8.25 8.19 8.16 8.15 8.12 8.10 8.09 8.07 8.07 8.05 8.04 8.00 7.98 7.97 7.94 7.93 7.90 7.91 7.91 7.91 7.87 29Jun 7.87 7.84 7.83 7.81 7.80 7.77 7.79 7.79 7.78 7.77 7.79 7.81 7.82 7.82 7.84 7.84 7.86 7.95 7.96 7.92 8.00 8.03 8.06 8.06 8.05 8.01 8.06 8.04 8.03 8.00 8.00 7.99 7.99 7.98 7.99 7.98 7.96 7.96 7.95 7.94 7.93 7.89 7.88 7.86 7.84 7.82 7.78 7.77 7.73 7.71 7.69 7.68 7.67 7.66 7.64 7.63 7.59 7.54 7.51 13Jul 7.65 7.66 7.67 7.64 7.65 7.64 7.61 7.61 7.50 7.49 7.45 7.41 7.45 7.54 7.57 7.68 7.71 7.72 7.76 7.81 7.83 7.86 7.86 7.84 7.82 7.85 7.88 7.86 7.89 7.87 7.85 7.86 7.87 7.86 7.85 7.84 7.81 7.80 7.79 7.79 7.75 7.74 7.74 7.73 7.72 7.70 7.71 7.71 7.70 7.66 7.66 7.60 7.58 7.57 7.55 7.51 7.49 7.50 7.43 27Jul 7.08 7.08 7.07 7.06 7.00 6.84 6.79 6.76 6.74 6.78 6.69 6.66 6.68 6.61 6.62 6.65 6.62 6.60 6.66 6.77 6.81 6.81 6.84 6.91 6.95 6.93 7.00 7.02 7.03 7.02 7.06 7.11 7.12 7.12 7.10 7.08 7.06 7.03 7.02 7.01 7.00 6.99 6.98 6.97 6.96 6.96 6.96 6.96 6.97 6.96 6.92 6.86 6.84 6.83 6.82 6.79 6.78 6.77 6.74 24 10Aug 6.71 6.69 6.69 6.67 6.64 6.60 6.51 6.43 6.45 6.40 6.15 5.86 5.85 5.85 5.86 5.93 5.89 5.85 5.84 5.94 5.91 5.89 5.94 5.99 6.04 6.04 6.06 6.09 6.13 6.19 6.24 6.30 6.29 6.29 6.31 6.29 6.23 6.19 6.18 6.14 6.13 6.16 6.16 6.13 6.10 6.11 6.13 6.13 6.14 6.12 6.11 6.09 6.08 6.05 6.03 6.01 5.99 5.96 5.94 24Aug 7.83 7.85 7.85 7.85 7.83 7.82 7.81 7.81 7.75 7.78 7.78 7.76 7.65 6.86 6.70 6.61 6.61 6.63 6.64 6.65 6.64 6.62 6.63 6.62 6.61 6.59 6.59 6.61 6.65 6.64 6.65 6.68 6.73 6.77 6.78 6.83 6.81 6.82 6.78 6.65 6.64 6.63 6.62 6.63 6.63 6.63 6.65 6.70 6.72 6.73 6.74 6.77 6.74 6.74 6.72 6.70 6.67 6.66 6.54 14Sep 7.24 7.26 7.26 7.21 7.23 7.22 7.21 7.20 7.18 7.17 7.16 7.13 7.09 7.04 7.01 6.99 6.94 6.95 6.64 6.27 5.93 5.80 5.74 5.70 5.70 5.72 5.60 5.68 5.67 5.69 5.70 5.67 5.66 5.62 5.60 5.58 5.53 5.52 5.47 5.45 5.40 5.36 5.40 5.46 5.54 5.59 5.67 5.67 5.67 5.66 5.65 5.64 5.61 5.56 5.48 5.40 5.34 5.33 5.28 28Sep 7.50 7.50 7.49 7.48 7.48 7.47 7.45 7.44 7.43 7.41 7.41 7.41 7.40 7.39 7.39 7.38 7.38 7.37 7.37 7.36 7.36 7.34 7.35 7.34 7.33 7.33 7.32 7.32 7.33 7.32 7.32 7.30 7.20 7.17 7.06 6.67 6.70 6.71 6.78 5.74 5.42 5.38 5.38 5.39 5.40 5.39 5.41 5.42 5.44 5.31 5.26 5.23 5.13 5.02 4.70 #N/A #N/A #N/A #N/A 19Oct 7.88 7.86 7.86 7.86 7.85 7.83 7.83 7.82 7.85 7.83 7.81 7.80 7.79 7.79 7.81 7.81 7.79 7.77 7.76 7.74 7.74 7.71 7.70 7.71 7.71 7.71 7.70 7.70 7.68 7.63 7.67 7.72 7.75 7.76 7.75 7.78 7.79 7.80 7.75 7.73 7.71 7.67 7.64 7.60 7.61 7.00 6.40 5.95 5.61 4.76 4.28 3.98 3.92 3.69 3.48 3.33 3.25 #N/A #N/A 9Nov 8.74 8.59 8.55 8.53 8.52 8.50 8.49 8.49 8.47 8.47 8.46 8.45 8.46 8.44 8.43 8.43 8.43 8.42 8.41 8.41 8.40 8.40 8.38 8.39 8.38 8.37 8.37 8.37 8.35 8.34 8.35 8.35 8.34 8.33 8.32 8.31 8.31 8.30 8.30 8.29 8.29 8.29 8.29 8.28 8.27 8.27 8.27 8.26 8.25 8.24 5.28 #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A GI59 GI60 GA00 GA01 GA02 GA03 GA04 GA05 GB00 GB01 GB02 GB03 GB04 GB05 GC00 GC01 GC02 GC03 GC04 GC05 SRP, ppb GI00 GI05 GI10 GI15 GI20 GI25 GI30 GI35 GI40 GI45 GI50 GI55 GA00 GB00 GC00 TDP, ppb GI00 GI05 GI10 GI15 GI20 GI25 GI30 GI35 GI40 GI45 GI50 GI55 GA00 GB00 GC00 7.83 #N/A 8.53 8.53 8.66 8.77 8.89 9.01 8.96 8.53 8.54 8.52 8.54 8.60 8.51 8.47 8.53 8.53 8.52 8.49 7.49 7.48 7.91 7.94 8.02 8.07 8.12 8.14 7.84 7.91 7.91 7.91 7.90 7.88 7.83 7.89 7.90 7.89 7.87 7.84 7.42 7.37 7.69 7.68 7.69 7.64 7.66 7.64 7.98 7.72 7.71 7.70 7.68 7.67 7.70 7.72 7.71 7.71 7.69 7.68 6.73 6.67 7.18 7.14 7.13 7.13 7.11 7.14 7.15 7.14 7.11 7.09 7.07 7.06 7.11 7.12 7.13 7.12 7.12 7.00 5.91 5.89 6.66 6.63 6.62 6.60 6.57 6.57 6.74 6.71 6.70 6.68 6.68 6.67 6.71 6.68 6.70 6.68 6.67 6.64 6.50 6.46 8.00 7.95 7.84 7.78 7.76 7.74 7.60 7.97 7.93 7.88 7.85 7.84 7.72 7.93 7.90 7.88 7.86 7.84 5.18 5.01 7.43 7.35 7.36 7.37 7.36 7.32 7.56 7.43 7.38 7.36 7.34 7.31 7.46 7.33 7.30 7.27 7.26 7.24 #N/A #N/A 7.96 7.88 7.83 7.77 7.77 7.77 7.76 7.92 7.83 7.75 7.70 7.66 7.61 7.70 7.64 7.59 7.56 7.51 #N/A #N/A 8.24 8.20 8.19 8.19 8.18 8.21 8.41 8.16 8.14 8.12 8.10 8.08 8.08 8.05 8.04 8.03 8.03 8.01 #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A 15Jun 1.5 0.8 1.1 2.2 1.3 1.1 1 1.3 1.2 1.8 1.8 1.9 0.7 1.5 0.9 29Jun 1.6 1 1.4 1.6 1.4 1.4 1.1 1.6 1.7 1.9 2.1 2.3 1.2 1.4 1.5 13Jul 2.9 2.4 2.1 2.9 2.8 2.7 2.6 2.5 3.3 3.3 3.5 3.2 2.3 2.7 2.6 27Jul 1.1 0.9 1 1.5 1.4 1.6 1.6 1.8 2.4 2.9 2.9 3.3 0.8 0.9 0.8 10Aug 1.5 1.8 1.9 1.2 1.7 1.7 2.2 2.3 3.1 3.3 4.3 4.2 1.8 1.9 1.6 24Aug 1.1 1.2 0.9 1 1 0.4 0.7 1.1 2.4 3.3 3.5 5.5 1.1 1.5 1.4 14Sep 1 1.2 0.9 1.5 1.3 1.5 1.6 2.2 2.5 3.9 4.7 6.4 1.2 1.1 1.2 28Sep 1.2 1.4 1.4 1.5 1 1.3 1.4 1.7 3.4 5.8 5.4 #N/A 0.6 1.3 1.6 19Oct 0.7 1.8 0.9 1 0.7 0.9 14.5 17.2 1 0.6 2 #N/A 1 0.9 0.9 9Nov 1.7 1.9 1.7 1.6 1.4 1.5 1.3 1 1.2 #N/A #N/A #N/A #N/A #N/A #N/A 15Jun 6.9 6.4 6.3 7.3 5.8 4.5 4.8 6.1 4.6 6.4 4.6 4.9 6.4 5.8 5.7 29Jun 5 4.2 4.7 4.1 3.8 3.2 3.5 4.1 3.2 3.4 3.7 4.1 3.8 4.7 4.2 13Jul 6.4 4.8 4.5 4.8 4.5 4.2 4.5 4 4.6 4.6 4.8 5.6 5.1 5.3 5.1 27Jul 4.8 4.2 4.8 4.2 4.2 4.4 4.4 5.2 4.8 5.2 5.2 6.1 4.2 4.5 4.7 10Aug 4.6 4.3 3.8 2.8 3 3 3.3 3.5 4.1 4.7 5.7 7.3 3.7 4.1 3.4 24Aug 3.3 3.5 3.3 2.9 2.7 2.9 2.7 3.6 4 5.1 6 8.5 3.2 4 3 14Sep 3.2 2.7 2.8 3.4 2.9 3.1 2.9 3.4 4.1 6.1 6.5 8.7 2.9 2.7 2.8 28Sep 3.1 2.8 2.6 2.7 2.6 3.4 2.7 3.7 5.3 7.3 7.1 #N/A 3.3 3.3 3.3 19Oct 3.3 3.9 3.4 3 3.1 3.1 42.2 40 3.3 3.6 4.6 #N/A 2.8 3.7 3.1 9Nov 4 3.1 4.2 4.2 3.9 3.4 3 4 3.3 #N/A #N/A #N/A #N/A #N/A #N/A 25 TPP, ppb GI00 GI05 GI10 GI15 GI20 GI25 GI30 GI35 GI40 GI45 GI50 GI55 GA00 GB00 GC00 Total P, ppb GI00 GI05 GI10 GI15 GI20 GI25 GI30 GI35 GI40 GI45 GI50 GI55 GA00 GB00 GC00 Nitrate-N, µg/L GI00 GI05 GI10 GI15 GI20 GI25 GI30 GI35 GI40 GI45 GI50 GI55 GA00 GB00 GC00 15Jun 10 6.5 7 7.3 5.5 6.2 6.3 5.7 5 4.4 4.1 4.2 7.1 9.2 10.1 29Jun 5.8 3.8 4.8 4.1 3.7 4.3 4.3 4.1 3.6 3.3 3.1 3.3 3.5 3.6 5.3 13Jul 10.5 5.7 3.3 3 2.5 2.6 2.5 2.5 2.6 2.6 2.8 2.6 3.9 3.1 2.3 27Jul 3.3 4.3 3.4 4.1 3.2 2.5 2.9 2.7 2.6 3.1 2.9 3 5.5 3.8 6.7 10Aug 3.1 3.9 3.1 3.2 3 2.8 2.7 2.6 2.7 3.1 2.8 2.9 9.5 4.9 3.2 24Aug 2.6 3.1 2.5 2.5 2.5 2.6 2.5 2.4 2.7 2.8 2.7 2.8 3.4 5.6 5.4 14Sep 3.2 2.9 3.9 2.9 2.5 2.5 2.1 2.4 2.5 2.3 2.9 4 2.9 2.6 2.9 28Sep 3.3 3.5 2.5 2.9 3 3.2 3.1 3.2 2.7 3.1 3.2 #N/A 5.8 4 2.8 19Oct 3.4 3.4 2.9 3 3.6 3.9 4.5 4.1 4.9 4.3 4.6 #N/A 6.2 3 3.1 9Nov 2.9 3.2 3.1 3 3.1 3.4 3.4 3.4 3.3 #N/A #N/A #N/A #N/A #N/A #N/A 15Jun 16.9 12.9 13.3 14.6 11.3 10.7 11 11.8 9.6 10.9 8.7 9.1 13.6 15 15.8 29Jun 10.8 8.1 9.5 8.2 7.5 7.5 7.8 8.2 6.9 6.7 6.8 7.4 7.3 8.3 9.6 13Jul 16.9 10.5 7.8 7.8 7 6.8 7 6.6 7.2 7.3 7.6 8.2 9 8.4 7.4 27Jul 8.1 8.5 8.2 8.3 7.4 6.8 7.2 7.9 7.4 8.3 8.2 9.1 9.7 8.3 11.4 10Aug 7.7 8.2 6.9 6 6 5.8 6 6.1 6.8 7.8 8.5 10.2 13.2 9 6.6 24Aug 5.9 6.6 5.9 5.4 5.2 5.4 5.2 6 6.7 7.8 8.7 11.3 6.5 9.6 8.4 14Sep 6.4 5.6 6.7 6.2 5.5 5.6 5 5.8 6.6 8.3 9.4 12.7 5.9 5.2 5.7 28Sep 6.4 6.3 5.1 5.6 5.6 6.6 5.8 6.9 8 10.4 10.4 #N/A 9.1 7.3 6.1 19Oct 6.7 7.3 6.3 6 6.8 7 46.7 44.1 8.2 7.9 9.2 #N/A 9 6.7 6.2 9Nov 7 6.3 7.2 7.2 7 6.9 6.4 7.4 6.6 #N/A #N/A #N/A #N/A #N/A #N/A 15Jun 118 121 118 120 134 149 154 163 172 173 179 179 112 116 118 29Jun 113 114 116 122 143 152 149 160 165 165 169 171 117 112 109 13Jul 98 97 104 135 142 151 153 160 164 165 169 166 97 98 98 27Jul 91 97 99 116 145 153 156 169 170 173 178 185 89 90 91 10Aug 87 83 91 113 132 148 150 160 165 168 184 187 81 82 82 24Aug 82 82 82 116 129 144 155 160 158 175 183 197 88 84 80 14Sep 92 91 92 93 114 124 146 161 166 185 190 216 91 90 91 28Sep 103 103 65 103 103 104 102 115 160 195 192 #N/A 98 99 103 19Oct 112 109 113 109 112 111 114 108 115 118 168 #N/A 106 108 109 9Nov 115 114 114 112 113 113 111 112 112 #N/A #N/A #N/A #N/A #N/A #N/A 26 Nitrite-N, µg/L GI00 GI05 GI10 GI15 GI20 GI25 GI30 GI35 GI40 GI45 GI50 GI55 GA00 GB00 GC00 TN GI00 Chlorophyll, µg/L GI00 GI05 GI10 GI15 GI20 GI25 GI30 GI35 GI40 GI45 GI50 GI55 GA00 GB00 GC00 Secchi Depth, m GI00 GA00 GB00 GC00 15Jun <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 29Jun <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 13Jul <1 <1 <1 <1 <1 <1 <1 <1 <1 4 <1 <1 9 1 <1 27Jul <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 10Aug <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 24Aug <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 14Sep <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 28Sep <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 #N/A <1 <1 <1 19Oct <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 #N/A <1 <1 <1 9Nov <1 <1 <1 <1 <1 <1 <1 <1 <1 #N/A #N/A #N/A #N/A #N/A #N/A 15Jun 375 29Jun 296 13Jul 377 27Jul 281 10Aug 240 24Aug 231 14Sep 254 28Sep 223 19Oct 258 9Nov 332 15Jun 1.8 1.6 1.3 1.1 0.7 0.5 0.4 0.4 0.2 0.2 0.1 0.2 1.5 1.6 1.6 29Jun 1.3 1.2 0.6 0.5 0.2 0.3 0.4 0.3 0.2 0.2 0.2 0.1 0.7 1.4 1.5 13Jul 1.2 1 0.5 0.2 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.6 1.1 1.3 27Jul 0.7 0.4 0.5 0.3 0.2 0.1 0.1 0.1 0.1 0.1 0.1 0.1 1.1 1.2 1.2 10Aug 1.3 1.5 1 0.7 0.3 0.2 0.2 0.1 0.1 0.1 0.1 0.1 0.7 1.3 1.4 24Aug 0.8 0.7 0.8 0.5 0.3 0.3 0.3 0.2 0.1 0.1 0.1 0.1 0.9 0.5 0.6 14Sep 0.7 0.6 0.7 0.5 0.3 0.3 0.2 0.1 0.1 0.1 0.1 0 0.6 0.5 0.4 28Sep 1 0.8 0.9 0.9 0.9 0.7 0.8 0.4 0.1 0.1 0 #N/A 0.6 0.9 0.8 19Oct 1.5 1.9 1.4 1.7 1.3 1.3 1.6 1.8 1.6 1.6 1.4 #N/A 0.7 1.3 1.9 9Nov 1 1.1 1 1.1 0.9 1 0.8 0.7 0.7 #N/A #N/A #N/A #N/A #N/A #N/A 15Jun 1.8 1.6 1.4 2 29Jun 2.7 2.8 2.7 2.5 13Jul 2.2 3.2 3.1 3.5 27Jul 3.5 3.3 3.2 3.1 10Aug 4 4 3.5 3.4 24Aug 4.2 1.5 3.2 3.7 14Sep 3.6 3.3 3.9 3.2 28Sep 3.2 4 2.4 2.9 19Oct 3.4 4.2 3.5 3.4 9Nov 3.8 #N/A #N/A #N/A 27 TSS, mg/L GI00 GI05 GI10 GI15 GI20 GI25 GI30 GI35 GI40 GI45 GI50 GI55 GA00 GB00 GC00 15Jun 4.8 5.1 5.6 3.8 3 4.1 4.2 3.7 2.9 2.6 2.6 2.5 3.8 5.7 4.7 29Jun 2.4 2 1.9 2.1 1.9 2.4 1.8 2 1.6 1.8 1.7 1.7 1.5 1.8 1.4 13Jul 7.6 2.8 2 1.5 1.9 2.5 1.8 1.5 1.8 1.7 1.5 1.8 1.2 1.8 1.5 27Jul 1.4 1.2 1.2 1.5 1.3 1.4 1.6 1.2 1.4 1.5 1.5 1.4 1.3 1.6 1.6 28 10Aug 1.9 1.4 1.6 1.6 1.6 1.5 1.5 1.5 1.6 1.6 1.6 1.6 2.3 1.5 1.1 24Aug 1.3 1.4 1.5 1.4 1.3 1.3 1.4 1.4 1.4 1.4 1.6 1.8 1.2 1.9 1.3 14Sep 1.5 1.4 1.3 1.2 1.1 1 1.1 1.2 1.3 1.6 1.9 2.3 1.3 1.1 0.9 28Sep 1.8 1.8 1.8 1.8 1.9 2.1 2.2 2.5 1.9 1.9 2.1 #N/A 2.3 2.5 1.6 19Oct 1.9 1.7 1.6 1.7 2.1 2.3 2.3 2.5 2.5 2.6 2.9 #N/A 1.4 1.8 1.7 9Nov 2.4 1.9 1.8 1.8 1.9 2 2 2.3 2.1 #N/A #N/A #N/A #N/A #N/A #N/A Dillon Reservoir Monitoring Program 2017 Temperature °C Depth, m 27-Jun 18-Jul 0 13.97 16.47 1 13.80 16.25 2 13.69 16.18 3 13.55 16.02 4 13.42 15.94 5 13.37 15.82 6 13.32 15.50 7 13.20 15.04 8 13.02 13.00 9 12.91 12.44 10 11.81 12.05 11 10.51 11.45 12 9.76 11.14 13 9.29 10.96 14 9.05 10.53 15 8.85 10.12 16 8.70 9.88 17 8.33 9.63 18 8.22 9.40 19 8.00 9.07 20 7.83 8.72 21 7.68 8.53 22 7.47 8.44 23 7.29 8.23 24 7.04 8.08 25 7.02 7.73 26 6.63 7.55 27 6.61 7.37 28 6.63 7.16 29 6.27 7.02 30 6.22 6.97 31 6.05 6.97 32 5.89 6.86 33 5.81 6.41 34 5.78 6.29 35 5.75 6.22 36 5.61 6.16 37 5.59 6.08 38 5.58 6.04 39 5.46 5.98 40 5.37 5.96 41 5.31 5.89 42 5.14 5.88 43 5.09 5.87 44 5.05 5.85 45 5.02 5.77 46 5.02 5.65 47 5.00 5.59 48 4.99 5.52 49 4.91 5.44 50 4.86 5.39 51 4.90 5.35 52 4.84 5.35 1-Aug 18.01 17.35 17.19 17.09 16.95 16.88 16.46 14.73 13.53 13.18 12.22 11.88 11.64 11.37 11.15 10.82 10.30 10.05 9.56 9.37 9.15 8.75 8.42 8.12 7.95 7.50 7.59 7.43 7.35 7.23 7.20 7.17 6.95 6.72 6.69 6.58 6.50 6.44 6.38 6.16 6.00 5.95 5.93 5.92 5.88 5.83 5.79 5.75 5.71 5.70 5.67 5.64 5.63 29 22-Aug 15.20 15.19 15.18 15.17 15.15 15.15 15.14 15.14 15.14 15.13 15.04 13.03 12.23 12.03 11.80 11.35 10.67 10.39 10.12 9.86 9.60 9.03 8.81 8.64 8.48 8.26 8.10 7.94 7.75 7.69 7.47 7.24 6.99 6.80 6.60 6.58 6.54 6.43 6.38 6.36 6.32 6.25 6.25 6.22 6.19 6.12 6.10 6.08 6.00 5.96 5.93 5.92 5.91 18-Sep 14.16 14.04 13.97 13.94 13.92 13.90 13.89 13.88 13.87 13.86 13.86 13.85 13.84 13.84 12.40 12.12 11.79 11.35 10.66 10.32 9.93 9.74 9.51 9.20 9.01 8.85 8.69 8.56 8.33 8.14 8.00 7.88 7.65 7.45 7.31 7.20 7.08 6.97 6.85 6.74 6.67 6.59 6.54 6.49 6.44 6.39 6.33 6.29 6.25 6.24 6.23 6.22 6.20 10-Oct 10.86 10.75 10.72 10.71 10.69 10.68 10.67 10.66 10.66 10.66 10.66 10.65 10.65 10.65 10.65 10.65 10.64 10.64 10.64 10.64 10.64 10.63 10.63 10.52 9.78 9.49 9.43 9.35 9.25 9.16 9.03 8.84 8.55 8.42 8.17 7.95 7.83 7.66 7.62 7.55 7.34 7.27 7.18 7.12 7.06 7.01 6.94 6.91 6.93 6.86 6.84 6.82 6.77 53 54 55 56 57 58 59 60 4.82 4.82 4.81 4.81 4.81 4.82 4.82 4.82 5.32 5.30 5.29 5.29 5.28 5.28 5.28 5.27 5.60 5.58 5.57 5.56 5.55 5.64 5.53 5.50 5.90 5.90 5.88 5.88 5.88 5.87 5.87 5.87 6.16 6.15 6.15 6.14 6.12 6.12 6.12 6.10 6.75 6.74 6.74 6.72 6.71 6.70 6.69 6.68 27-Jun 7.59 7.86 7.90 7.90 7.92 7.90 7.89 7.88 7.88 7.88 7.87 7.87 7.88 7.87 7.86 7.81 7.83 7.79 7.82 7.84 7.84 7.75 7.81 7.82 7.82 7.63 7.62 7.60 7.58 7.55 7.56 7.54 7.52 7.52 7.52 7.50 7.49 7.49 7.56 7.50 7.50 7.50 7.50 7.51 7.49 18-Jul 7.95 8.04 8.07 8.05 8.03 8.01 7.95 7.85 7.79 7.77 7.80 7.78 7.76 7.74 7.73 7.73 7.73 7.72 7.73 7.74 7.76 7.76 7.83 7.83 7.83 7.84 7.85 7.85 7.86 7.87 7.88 7.88 7.88 7.88 7.88 7.86 7.87 7.87 7.87 7.84 7.85 7.86 7.86 7.86 7.86 1-Aug 7.99 8.05 8.12 8.17 8.11 8.08 8.03 7.90 7.84 7.86 7.86 7.76 7.71 7.67 7.59 7.53 7.52 7.52 7.48 7.45 7.42 7.39 7.40 7.40 7.32 7.30 7.28 7.27 7.24 7.25 7.22 7.19 7.26 7.18 7.17 7.17 7.16 7.15 7.14 7.17 7.13 7.13 7.12 7.12 7.12 22-Aug 7.55 7.67 7.70 7.75 7.77 7.80 7.81 7.83 7.84 7.88 7.86 7.77 7.34 7.29 7.25 7.22 7.22 7.23 7.23 7.29 7.31 7.34 7.34 7.33 7.32 7.31 7.30 7.30 7.30 7.29 7.29 7.26 7.26 7.23 7.22 7.21 7.21 7.21 7.21 7.19 7.19 7.19 7.20 7.19 7.20 18-Sep 7.88 7.80 7.77 7.76 7.75 7.76 7.74 7.74 7.74 7.77 7.73 7.72 7.70 7.68 7.66 7.54 7.54 7.55 7.55 7.56 7.56 7.61 7.59 7.58 7.59 7.59 7.58 7.57 7.57 7.57 7.62 7.63 7.56 7.55 7.52 7.51 7.48 7.44 7.38 7.35 7.33 7.28 7.26 7.23 7.25 10-Oct 7.78 7.69 7.65 7.65 7.65 7.62 7.60 7.59 7.58 7.56 7.56 7.55 7.54 7.53 7.53 7.52 7.52 7.51 7.51 7.50 7.49 7.49 7.48 7.45 7.26 7.18 7.15 7.13 7.10 7.08 7.07 7.05 7.04 7.03 7.02 7.01 7.01 7.00 6.99 6.99 6.98 6.97 6.96 6.96 6.95 pH, SU Depth, m 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 30 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 Specific Conductance, uS/cm Depth, m 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 7.48 7.44 7.45 7.45 7.45 7.46 7.46 7.46 7.46 7.47 7.46 7.46 7.47 7.47 7.47 7.48 7.86 7.87 7.87 7.87 7.87 7.87 7.87 7.81 7.81 7.83 7.83 7.82 7.81 7.81 7.82 7.82 7.11 7.13 7.10 7.10 7.09 7.09 7.08 7.08 7.08 7.04 7.03 7.03 7.03 7.02 7.04 7.04 7.20 7.19 7.20 7.19 7.20 7.20 7.19 7.21 7.21 7.21 7.21 7.21 7.21 7.22 7.23 7.23 7.22 7.18 7.16 7.15 7.14 7.12 7.11 7.10 7.09 7.08 7.08 7.08 7.03 7.03 7.01 7.00 6.95 6.94 6.94 6.93 6.93 6.92 6.92 6.91 6.90 6.90 6.89 6.89 6.89 6.88 6.88 6.87 27-Jun 200 200 200 200 199 199 199 199 199 199 195 193 197 198 199 201 203 208 210 213 216 219 224 227 232 232 241 241 244 248 248 252 253 255 255 256 258 18-Jul 194 194 194 194 194 193 192 191 190 190 187 194 194 194 194 197 196 198 199 200 203 206 206 209 212 218 220 223 227 229 230 230 231 240 242 244 244 1-Aug 182 182 181 181 181 181 180 176 178 178 179 180 181 181 182 183 185 185 188 189 191 194 197 199 201 204 206 208 210 212 212 212 216 219 220 222 223 22-Aug 192 192 192 192 192 192 192 192 192 192 192 191 190 193 191 192 194 195 196 197 199 202 204 206 208 210 212 213 215 216 219 222 225 229 232 233 233 18-Sep 202 202 202 202 202 202 202 202 202 202 202 202 202 202 204 216 211 203 201 202 204 204 206 207 208 209 210 212 214 216 217 219 221 224 226 228 229 10-Oct 211 212 212 212 212 212 213 212 213 212 213 213 213 213 213 213 213 213 213 213 212 213 213 213 213 214 215 215 217 216 216 218 220 222 224 227 229 31 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 Dissolved Oxygen, mg/L Depth, m 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 259 259 261 263 265 268 269 270 271 271 271 271 273 274 273 274 276 275 276 276 276 276 276 276 246 247 248 248 249 249 250 250 251 254 255 256 258 258 259 259 260 260 260 260 260 261 261 261 224 225 229 231 232 233 233 233 234 235 236 236 236 237 238 238 238 239 239 239 239 239 239 240 235 236 236 237 237 238 238 239 240 240 240 241 242 242 243 243 243 243 243 243 243 243 243 243 231 233 234 236 237 237 238 239 240 240 241 242 242 242 242 242 243 243 243 243 243 243 243 244 231 232 233 235 236 238 239 240 240 241 242 242 242 242 243 244 244 244 244 244 244 245 245 245 27-Jun 7.89 7.89 7.91 7.86 7.90 7.90 7.91 7.90 7.91 7.91 7.88 8.10 8.18 8.24 8.29 8.90 8.32 8.35 8.36 8.39 8.39 8.36 8.37 8.36 8.37 8.37 8.36 8.32 8.31 18-Jul 7.86 7.92 7.90 7.84 7.80 7.76 7.74 7.64 7.58 7.56 7.60 7.59 7.62 7.63 7.69 7.74 7.82 7.84 7.85 7.93 8.03 8.10 8.12 8.11 8.06 8.06 8.15 8.14 8.14 1-Aug 7.03 7.11 7.11 7.06 7.03 6.99 6.90 6.74 6.55 6.47 6.45 6.46 6.46 6.50 6.53 6.53 6.57 6.60 6.68 6.73 6.74 6.77 6.80 6.85 6.90 6.90 6.93 6.95 6.96 22-Aug 7.81 7.82 7.82 7.82 7.81 7.81 7.80 7.79 7.77 7.77 7.68 6.87 6.64 6.60 6.57 6.58 6.63 6.65 6.70 6.74 6.77 6.91 6.97 7.00 7.00 7.00 7.01 7.05 7.13 18-Sep 6.97 6.92 6.93 6.93 6.92 6.92 6.92 6.91 6.90 6.86 6.87 6.87 6.86 6.85 5.95 5.57 5.53 5.52 5.53 5.56 5.59 5.61 5.64 5.69 5.77 5.84 5.93 5.97 6.01 10-Oct 7.64 7.49 7.48 7.48 7.46 7.46 7.45 7.44 7.43 7.42 7.41 7.40 7.40 7.39 7.39 7.37 7.37 7.35 7.35 7.35 7.34 7.33 7.32 7.15 6.08 5.90 5.87 5.86 5.86 32 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 8.25 8.26 8.22 8.22 8.21 8.15 8.13 8.09 8.07 8.05 8.04 8.00 7.94 7.90 7.89 7.87 7.86 7.82 7.81 7.80 7.79 7.73 7.73 7.71 7.69 7.67 7.66 7.65 7.66 7.65 7.65 7.65 8.15 8.15 8.15 8.13 7.98 7.93 7.90 7.89 7.87 7.83 7.83 7.82 7.78 7.76 7.75 7.73 7.67 7.68 7.66 7.65 7.62 7.59 7.55 7.53 7.52 7.49 7.49 7.48 7.47 7.47 7.46 7.45 6.97 6.97 6.96 6.96 6.95 6.95 6.93 6.91 6.86 6.84 6.77 6.74 6.72 6.70 6.70 6.68 6.67 6.64 6.63 6.62 6.60 6.59 6.57 6.56 6.53 6.51 6.50 6.49 6.48 6.47 6.46 6.42 7.14 7.16 7.20 7.20 7.11 7.04 7.04 7.06 7.06 7.04 7.02 7.02 7.02 7.01 6.99 6.96 6.91 6.89 6.86 6.83 6.83 6.80 6.77 6.74 6.73 6.72 6.70 6.69 6.68 6.68 6.62 6.64 6.05 6.08 6.10 6.15 6.19 6.20 6.19 6.16 6.13 6.08 6.08 6.06 6.03 6.03 6.04 6.05 5.97 5.96 5.95 5.93 5.91 5.89 5.86 5.85 5.82 5.80 5.80 5.76 5.75 5.74 5.72 5.69 5.87 5.85 5.89 5.98 6.04 6.07 6.04 6.03 6.06 6.05 6.03 6.08 5.97 5.98 5.98 5.96 5.94 5.93 5.94 5.86 5.83 5.81 5.79 5.76 5.73 5.72 5.70 5.68 5.66 5.64 5.62 5.60 SRP, ppb DI00 DI05 DI10 DI15 DI20 DI40 27-Jun <1.0 <1.0 <1.0 <1.0 <1.0 <1.0 18-Jul 1.1 1.1 <1.0 1.0 <1.0 1.0 1-Aug <1.0 <1.0 <1.0 <1.0 <1.0 <1.0 22-Aug <1.0 <1.0 <1.0 <1.0 <1.0 <1.0 18-Sep <1.0 <1.0 <1.0 <1.0 <1.0 <1.0 10-Oct <1.0 <1.0 <1.0 <1.0 <1.0 <1.0 TDP, ppb DI00 DI05 DI10 DI15 DI20 DI40 27-Jun 1.9 2.1 1.2 2.1 0.8 1.8 18-Jul 2.0 2.0 1.7 1.6 1.4 1.9 1-Aug 1.5 1.6 2.5 2.0 1.5 4.7 22-Aug 1.9 1.9 1.6 1.3 1.2 1.5 18-Sep 1.8 1.9 1.8 2.2 1.8 1.8 10-Oct 2.2 2.5 2.0 2.5 1.7 1.5 TPP, ppb DI00 DI05 DI10 DI15 DI20 DI40 27-Jun 4.4 4.9 3.7 3.1 2.9 2.4 18-Jul 5.1 5.4 4.1 2.7 2.5 2.2 1-Aug 5.1 5.5 5.3 3.8 3.0 1.9 22-Aug 3.8 3.9 3.8 2.9 2.3 1.6 18-Sep 4.0 3.8 4.3 2.9 2.4 1.9 10-Oct 2.5 2.6 2.6 2.6 2.4 1.8 33 Total P, ppb DI00 DI05 DI10 DI15 DI20 DI40 27-Jun 6.3 7.0 4.9 5.2 3.7 4.2 18-Jul 7.1 7.4 5.8 4.3 3.9 4.1 1-Aug 6.6 7.1 7.8 5.8 4.5 6.6 22-Aug 5.7 5.8 5.4 4.2 3.5 3.1 18-Sep 5.8 5.7 6.1 5.1 4.2 3.7 10-Oct 4.7 5.1 4.6 5.1 4.1 3.3 Total Suspended Solids, mg/L DI00 DI05 DI10 DI15 DI20 DI40 27-Jun 2.3 2.1 2.0 1.8 1.4 0.6 18-Jul 2.4 2.1 1.6 1.1 1.1 0.8 1-Aug 2.7 2.7 2.2 1.6 1.2 0.8 22-Aug 1.7 1.7 1.6 1.1 0.7 0.5 18-Sep 1.1 1.1 1.0 1.0 0.8 0.4 10-Oct 1.2 1.2 1.2 0.9 1.0 0.4 Total Dissolved N, ug/L DI00 27-Jun 232 18-Jul 271 1-Aug 162 22-Aug 191 18-Sep 164 10-Oct 193 Total N, ug/L DI00 27-Jun 297 18-Jul 356 1-Aug 234 22-Aug 261 18-Sep 205 10-Oct 239 Nitrate-N, ug/L DI00 DI05 DI10 DI15 DI20 DI40 27-Jun 132 130 131 142 160 218 18-Jul 90 69 107 120 143 210 1-Aug 78 76 79 105 119 196 22-Aug 67 68 72 110 149 219 18-Sep 75 74 76 112 159 210 10-Oct 109 110 107 102 109 223 Nitrite-N, ug/L DI00 DI05 DI10 DI15 DI20 DI40 27-Jun <1 <1 <1 <1 <1 <1 18-Jul <1 <1 <1 <1 <1 <1 1-Aug <1 <1 <1 <1 <1 <1 22-Aug <1 <1 <1 <1 <1 <1 18-Sep <1 <1 <1 <1 <1 <1 10-Oct <1 <1 <1 <1 <1 <1 Chlorophyll-a, ug/L DI00 DI05 DI10 DI15 DI20 DI40 27-Jun 1.3 1.2 4.9 0.9 0.7 0.7 18-Jul 3.2 3.4 1.6 1.0 0.5 0.5 1-Aug 5.2 5.2 5.5 3.5 1.7 0.3 22-Aug 3.1 3.6 3.9 2.3 1.2 0.4 18-Sep 2.5 2.3 2.4 2.8 1.7 0.6 10-Oct 2.3 2.1 2.5 2.1 1.9 0.5 Secchi depth, m DI00 27-Jun 2.6 18-Jul 2.7 1-Aug 2.9 22-Aug 3.9 18-Sep 5.1 10-Oct 5.0 34 SWQC Flowing Waters Monitoring 2017 Specific Conductance, µS/cm BR4 STL BR1 BR3 BR6 SDE FRE CME BRE SRE IHE BRL TML SRL ABV CME TMU SOD BL5 19Jan 220.9 301.0 267.0 295.9 272.3 710.0 787.0 667.0 833.0 533.0 764.0 207.8 1370.0 184.5 2291.0 812.0 #N/A 232.5 16Feb 228.4 604.0 346.0 333.0 361.0 843.0 760.0 658.0 713.0 557.0 728.0 216.8 1428.0 180.0 2356.0 1096.0 215.0 231.7 9Mar 243.9 674.0 365.0 368.0 376.0 881.0 828.0 638.0 720.0 537.0 761.0 222.0 1279.0 190.0 2123.0 724.0 #N/A 235.0 13Apr 248.7 496.0 360.0 282.0 345.0 829.0 764.0 619.0 542.0 478.0 671.0 204.1 1076.0 184.6 194.3 348.0 183.0 224.3 11May 254.8 325.0 363.0 240.1 315.0 721.0 775.0 489.0 487.0 442.0 575.0 177.5 744.0 149.7 1267.0 101.3 169.7 199.6 25May 241.6 268.3 333.0 218.2 286.8 696.0 708.0 #N/A #N/A #N/A #N/A #N/A 515.0 #N/A #N/A #N/A #N/A #N/A 15Jun 208.3 105.6 276.2 218.2 250.3 641.0 637.0 543.0 519.0 381.0 609.0 124.1 227.6 94.4 343.0 75.9 166.2 140.9 29Jun 205.4 101.4 253.1 178.7 214.9 616.0 #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A 13Jul 199.1 120.5 207.2 154.9 180.8 606.0 658.0 472.0 532.0 445.0 554.0 134.5 216.3 116.6 273.4 69.2 148.5 125.7 27Jul 198.5 150.7 212.2 173.3 209.4 674.0 #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A 10Aug 192.7 165.1 218.3 192.0 206.4 603.0 651.0 577.0 601.0 457.0 580.0 154.6 343.0 141.7 413.0 128.9 143.5 154.5 24Aug 192.9 195.5 248.6 230.9 245.3 633.0 #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A 14Sep 190.7 209.8 245.8 227.0 243.7 632.0 661.0 537.0 624.0 471.0 590.0 184.6 527.0 177.1 783.0 566.0 140.1 172.7 28Sep 192.4 213.6 245.2 239.8 251.0 651.0 #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A 11Oct #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A 580.0 #N/A #N/A #N/A #N/A #N/A #N/A #N/A 19Oct 200.6 230.4 240.5 240.2 249.5 673.0 757.0 544.0 604.0 559.0 #N/A 192.0 585.0 188.4 962.0 294.5 130.5 195.7 9Nov 201.0 35.0 232.2 234.7 245.1 651.0 703.0 546.0 638.0 510.0 626.0 192.0 633.0 196.8 1158.0 252.5 176.2 202.8 7Dec 231.1 313.0 243.3 229.3 258.8 751.0 874.0 587.0 678.0 579.0 694.0 220.9 909.0 240.0 1295.0 831.0 213.6 234.9 Total Suspended Solids, mg/L BR4 STL BR1 BR3 BR6 SDE FRE CME BRE SRE IHE BRL TML SRL ABV CME TMU SOD BL5 19Jan 0.8 2.2 1.1 1.4 1.2 16.9 0.8 3.2 1.5 1.3 0.5 0.9 1.1 1.8 1.3 0.3 #N/A 1.4 16Feb 0.3 2.7 0.6 2.4 0.8 8.6 0.3 3.6 2.1 0.3 0.4 0.8 1.0 2.2 1.3 0.4 2.3 0.8 9Mar 0.8 2.0 <0.2 1.2 0.9 3.4 <0.2 1.9 3.1 0.3 0.3 1.1 1.3 2.6 1.2 0.4 #N/A 0.4 13Apr 1.5 58.7 0.6 6.2 1.8 0.3 0.8 2.0 1.4 0.2 0.8 3.1 1.6 3.9 1.6 0.5 23.2 1.1 11May 1.8 5.4 0.6 11.1 2.6 0.7 0.2 0.2 0.7 <0.2 0.5 4.3 1.5 5.8 1.1 0.3 9.6 2.5 25May 1.5 4.4 0.7 12.0 2.6 0.5 0.2 #N/A #N/A #N/A #N/A #N/A 1.5 #N/A #N/A #N/A #N/A #N/A 15Jun 10.7 5.7 0.9 6.6 2.4 1.5 0.4 1.9 4.2 0.3 0.5 4.5 1.8 5.6 1.6 1.2 10.4 3.0 29Jun 1.8 3.4 1.3 3.6 9.6 5.4 #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A 13Jul 4.0 4.6 1.7 3.8 2.5 3.8 0.8 0.8 1.8 0.4 0.6 2.8 1.9 5.5 0.9 0.5 15.8 2.4 27Jul 1.2 2.2 2.0 1.9 1.7 2.7 #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A 10Aug 1.8 2.8 1.1 2.6 0.9 4.3 0.4 1.2 1.7 0.3 0.3 2.7 2.0 5.8 1.9 0.3 9.4 2.1 24Aug 3.3 2.0 0.4 2.2 0.8 6.8 #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A 14Sep 1.9 1.6 0.2 2.2 0.7 3.3 0.6 1.7 1.4 0.6 0.7 1.1 0.7 5.5 0.8 0.9 7.3 1.6 28Sep 2.2 1.4 0.5 1.8 0.5 2.4 #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A 11Oct #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A 0.5 #N/A #N/A #N/A #N/A #N/A #N/A #N/A 19Oct 1.8 0.7 0.6 1.6 0.7 1.5 0.6 0.3 1.7 <0.2 #N/A 0.8 1.1 6.0 0.9 <0.2 6.2 1.3 9Nov 2.1 0.9 0.8 3.4 3.4 1.2 0.6 0.5 1.8 0.5 0.5 0.7 0.6 4.3 3.2 0.3 5.1 1.0 7Dec 1.5 1.1 1.0 1.3 2.7 2.3 0.4 0.5 2.2 0.6 0.4 0.4 1.5 2.6 1.1 0.8 3.1 1.1 35 Soluble Reactive P, ug/L BR4 STL BR1 BR3 BR6 SDE FRE CME BRE SRE IHE BRL TML SRL ABV CME TMU SOD BL5 19Jan 1.4 1.1 <1.0 1.3 3.4 69.0 1.1 31.2 <1.0 <1.0 <1.0 <1.0 <1.0 <1.0 <1.0 <1.0 #N/A 1.0 16Feb 2.4 1.5 <1.0 1.5 2.5 37.7 <1.0 30.9 9.0 <1.0 <1.0 <1.0 <1.0 <1.0 <1.0 <1.0 4.7 <1.0 9Mar 2.0 1.6 <1.0 <1.0 1.5 11.9 <1.0 9.8 12.0 <1.0 <1.0 1.0 <1.0 <1.0 <1.0 <1.0 #N/A 1.0 13Apr 1.0 10.7 <1.0 1.6 <1.0 <1.0 <1.0 4.3 <1.0 <1.0 <1.0 1.6 <1.0 <1.0 <1.0 <1.0 8.1 <1.0 11May <1.0 2.1 <1.0 2.2 1.1 2.9 <1.0 1.5 <1.0 <1.0 <1.0 1.6 <1.0 <1.0 <1.0 <1.0 4.8 <1.0 25May <1.0 1.8 <1.0 2.6 <1.0 <1.0 <1.0 #N/A #N/A #N/A #N/A #N/A <1.0 #N/A #N/A #N/A #N/A #N/A 15Jun <1.0 1.5 <1.0 1.0 <1.0 50.0 <1.0 <1.0 12.2 <1.0 <1.0 <1.0 <1.0 <1.0 4.6 <1.0 1.9 <1.0 29Jun 1.4 1.4 <1.0 1.9 1.2 97.0 #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A 13Jul 2.6 3.1 1.8 1.7 1.8 123.4 1.3 5.0 2.3 2.2 2.0 1.9 2.0 1.5 2.1 1.9 2.6 1.7 27Jul 2.0 3.2 <1.0 <1.0 2.0 626.0 #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A 10Aug 3.0 3.6 <1.0 <1.0 1.9 342.0 <1.0 6.1 1.0 1.5 1.5 1.7 <1.0 <1.0 1.2 <1.0 3.1 2.0 24Aug 2.7 6.4 <1.0 1.0 5.3 278.0 #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A 14Sep 2.1 6.7 <1.0 <1.0 1.7 100.0 1.1 10.6 9.2 3.9 1.3 1.0 <1.0 1.0 <1.0 <1.0 2.5 1.1 28Sep 1.5 5.5 <1.0 <1.0 1.3 25.3 #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A 11Oct #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A 0.7 #N/A #N/A #N/A #N/A #N/A #N/A #N/A 19Oct <1.0 7.8 1.1 1.4 <1.0 7.1 <1.0 5.2 <1.0 1.3 #N/A <1.0 1.1 <1.0 <1.0 1.1 1.9 <1.0 9Nov <1.0 14.2 <1.0 <1.0 <1.0 2.1 1.1 3.3 <1.0 <1.0 <1.0 <1.0 <1.0 <1.0 <1.0 <1.0 2.6 <1.0 7Dec 1.5 1.1 <1.0 1.0 <1.0 5.9 <1.0 5.9 <1.0 <1.0 <1.0 <1.0 1.1 <1.0 1.5 3.9 1.5 1.1 Total Dissolved P, ug/L BR4 STL BR1 BR3 BR6 SDE FRE CME BRE SRE IHE BRL TML SRL ABV CME TMU SOD BL5 19Jan 3.1 1.9 1.2 2.8 5.3 240.1 13.5 76.2 9.1 11.7 5.9 0.9 1.2 0.6 1.3 0.7 #N/A 2.2 16Feb 3.7 2.2 1.4 2.9 3.4 99.2 10.8 87.8 36.7 9.7 10.9 0.8 1.8 0.6 1.0 1.2 7.2 1.4 9Mar 3.4 2.2 1.4 2.2 2.5 55.3 15.2 25.3 47.9 8.6 8.0 1.4 1.4 1.2 1.7 1.1 #N/A 1.8 13Apr 2.5 14.2 1.6 4.9 3.1 10.0 11.8 14.2 6.7 7.3 6.8 4.0 1.8 1.5 3.1 1.5 17.9 2.3 11May 2.9 4.1 1.4 6.8 3.0 13.7 19.6 5.3 6.2 6.9 4.1 3.8 5.1 1.5 11.6 2.3 11.0 3.2 25May 3.5 3.6 1.9 7.4 4.0 6.7 9.3 #N/A #N/A #N/A #N/A #N/A 3.6 #N/A #N/A #N/A #N/A #N/A 15Jun 3.7 3.6 2.8 3.3 2.5 69.7 10.2 8.4 58.6 7.0 9.0 3.1 3.3 1.8 4.6 4.3 6.3 3.0 29Jun 3.4 2.7 1.2 3.5 2.4 148.0 #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A 13Jul 3.4 3.5 2.0 3.9 2.9 153.4 17.2 17.1 8.1 13.6 8.1 2.6 2.4 1.5 2.9 2.3 8.6 3.2 27Jul 4.5 5.4 2.1 2.9 5.0 677.7 #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A 10Aug 4.9 4.4 1.9 4.3 3.0 399.5 24.3 21.9 10.4 10.1 5.6 3.4 1.5 0.5 1.2 1.9 7.8 4.0 24Aug 5.1 7.9 2.2 2.9 8.0 401.7 #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A 14Sep 4.2 9.5 1.8 2.7 3.9 152.6 17.7 21.3 46.8 16.1 6.8 2.5 1.8 1.8 1.5 1.4 6.3 3.4 28Sep 3.3 7.7 1.7 2.3 2.7 72.0 #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A 11Oct #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A 5.5 #N/A #N/A #N/A #N/A #N/A #N/A #N/A 19Oct 3.2 11.3 2.4 3.0 2.3 23.0 16.3 15.6 9.2 10.6 #N/A 1.9 3.2 1.3 2.6 3.0 5.7 2.9 9Nov 3.5 17.4 2.6 2.0 2.2 17.0 18.9 11.9 7.6 8.8 5.2 1.2 1.5 0.5 1.8 1.0 5.4 1.8 7Dec 3.0 1.6 1.4 1.9 1.7 24.7 15.7 20.1 7.9 8.5 7.8 1.4 3.0 1.2 6.2 5.8 5.8 2.2 36 Total Particulate P, ug/L BR4 STL BR1 BR3 BR6 SDE FRE CME BRE SRE IHE BRL TML SRL ABV CME TMU SOD BL5 19Jan 2.4 3.3 3.9 6.5 9.2 291.1 6.6 65.5 8.7 9.3 2.3 23.6 1.8 1.3 1.0 0.8 #N/A 5.2 16Feb 2.3 4.8 2.9 7.3 6.1 235.5 2.3 86.4 7.0 1.4 2.3 1.4 1.6 1.5 0.7 1.0 4.9 4.2 9Mar 3.3 3.6 2.6 4.4 4.2 66.5 3.0 28.3 12.0 6.5 2.8 1.8 2.0 1.5 1.2 1.1 #N/A 3.8 13Apr 3.0 76.6 2.7 8.1 3.8 3.0 5.8 23.1 5.8 1.6 3.2 4.3 2.3 3.3 3.2 1.0 28.1 4.3 11May 4.2 7.0 3.0 14.3 5.3 14.4 1.6 4.6 2.4 0.9 2.4 6.3 3.2 4.7 2.7 1.2 6.0 19.5 25May 3.2 5.3 2.8 14.1 4.8 5.2 1.2 #N/A #N/A #N/A #N/A #N/A 3.1 #N/A #N/A #N/A #N/A #N/A 15Jun 7.0 6.1 2.5 8.6 3.4 42.8 2.8 24.9 7.4 1.2 4.7 6.8 3.4 5.0 2.7 2.3 20.3 6.6 29Jun 4.0 3.9 5.1 12.3 8.5 160.7 #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A 13Jul 10.5 5.8 4.8 15.6 5.9 111.4 2.8 10.1 7.4 1.5 3.0 4.3 2.9 3.3 1.6 0.9 20.6 5.0 27Jul 2.8 3.1 4.1 4.9 5.5 69.7 #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A 10Aug 4.1 3.0 3.4 4.7 5.1 101.0 1.9 12.0 9.0 1.8 2.3 5.1 3.4 3.2 3.2 1.0 12.5 5.2 24Aug 4.0 3.3 1.8 3.7 2.8 198.1 #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A 14Sep 3.7 3.1 1.7 3.0 2.5 49.2 4.4 7.7 19.1 6.4 2.2 1.8 1.1 2.3 1.1 1.1 9.6 4.2 28Sep 3.4 2.5 1.8 2.4 3.9 53.2 #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A 11Oct #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A 2.6 #N/A #N/A #N/A #N/A #N/A #N/A #N/A 19Oct 4.2 1.6 2.2 2.4 2.2 21.8 2.2 6.2 5.5 0.8 #N/A 1.6 1.1 2.0 1.0 0.5 12.5 3.5 9Nov 2.9 2.8 2.2 2.6 2.3 11.5 2.7 5.6 4.1 1.6 2.7 1.1 0.7 1.4 4.0 0.5 10.4 2.5 7Dec 5.0 2.5 2.6 4.3 3.2 56.3 2.0 7.2 4.1 3.8 1.6 1.1 1.2 1.4 1.5 1.0 6.9 3.9 Total P, ug/L BR4 STL BR1 BR3 BR6 SDE FRE CME BRE SRE IHE BRL TML SRL ABV CME TMU SOD BL5 19Jan 5.5 5.2 5.1 9.3 14.5 531.2 20.1 141.7 17.8 21.0 8.2 24.5 3.0 1.9 2.3 1.5 #N/A 7.4 16Feb 6.0 7.0 4.3 10.2 9.5 334.7 13.1 174.2 43.7 11.1 13.2 2.2 3.4 2.1 1.7 2.2 12.1 5.6 9Mar 6.7 5.8 4.0 6.6 6.7 121.8 18.2 53.6 59.9 15.1 10.8 3.2 3.4 2.7 2.9 2.2 #N/A 5.6 13Apr 5.5 90.8 4.3 13.0 6.9 13.0 17.6 37.3 12.5 8.9 10.0 8.3 4.1 4.8 6.3 2.5 46.0 6.6 11May 7.1 11.1 4.4 21.1 8.3 28.1 21.2 9.9 8.6 7.8 6.5 10.1 8.3 6.2 14.3 3.5 17.0 22.7 25May 6.7 8.9 4.7 21.5 8.8 11.9 10.5 #N/A #N/A #N/A #N/A #N/A 6.7 #N/A #N/A #N/A #N/A #N/A 15Jun 10.7 9.7 5.3 11.9 5.9 112.5 13.0 33.3 66.0 8.2 13.7 9.9 6.7 6.8 7.3 6.6 26.6 9.6 29Jun 7.4 6.6 6.3 15.8 10.9 308.7 #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A 13Jul 13.9 9.3 6.8 19.5 8.8 264.8 20.0 27.2 15.5 15.1 11.1 6.9 5.3 4.8 4.5 3.2 29.2 8.2 27Jul 7.3 8.5 6.2 7.8 10.5 747.4 #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A 10Aug 9.0 7.4 5.3 9.0 8.1 500.5 26.2 33.9 19.4 11.9 7.9 8.5 4.9 3.7 4.4 2.9 20.3 9.2 24Aug 9.1 11.2 4.0 6.6 10.8 599.8 #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A 14Sep 7.9 12.6 3.5 5.7 6.4 201.8 22.1 29.0 65.9 22.5 9.0 4.3 2.9 4.1 2.6 2.5 15.9 7.6 28Sep 6.7 10.2 3.5 4.7 6.6 125.2 #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A 11Oct #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A 8.1 #N/A #N/A #N/A #N/A #N/A #N/A #N/A 19Oct 7.4 12.9 4.6 5.4 4.5 44.8 18.5 21.8 14.7 11.4 #N/A 3.5 4.3 3.3 3.6 3.5 18.2 6.4 9Nov 6.4 20.2 4.8 4.6 4.5 28.5 21.6 17.5 11.7 10.4 7.9 2.3 2.2 1.9 5.8 1.5 15.8 4.3 7Dec 8.0 4.1 4.0 6.2 4.9 81.0 17.7 27.3 12.0 12.3 9.4 2.5 4.2 2.6 7.7 6.8 12.7 6.1 37 Nitrate-N, µg/L BR4 STL BR1 BR3 BR6 SDE FRE CME BRE SRE IHE BRL TML SRL ABV CME TMU SOD BL5 19Jan 165 244 167 267 289 7310 4590 2600 5050 1730 16090 565 475 183 454 280 #N/A 223 16Feb 172 330 196 271 316 6970 3770 1240 14160 3440 14410 624 483 176 408 350 79 217 9Mar 179 233 198 252 300 5400 5430 2340 11280 3200 15910 642 505 163 391 249 #N/A 162 13Apr 175 275 247 147 283 4410 3770 2520 12430 2300 13460 428 341 126 371 117 255 162 11May 174 118 243 108 217 3960 3900 3400 6620 2620 6640 218 193 72 222 30 21 62 25May 156 131 258 156 235 4710 4850 #N/A #N/A #N/A #N/A #N/A 161 #N/A #N/A #N/A #N/A #N/A 15Jun 151 85 231 186 222 7690 5340 1273 9180 4300 1030 113 91 90 124 47 54 48 29Jun 159 79 218 139 197 7210 #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A 13Jul 143 36 124 95 139 7680 3420 2564 9670 3000 8560 111 79 79 92 35 11 51 27Jul 163 96 126 117 210 11240 #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A 10Aug 160 117 156 96 160 7260 3460 2580 1820 1820 12750 157 133 72 187 51 19 40 24Aug 150 133 208 156 257 8470 #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A 14Sep 138 134 205 146 251 6120 3070 1440 8440 5270 10780 218 129 58 190 141 9 24 28Sep 102 123 210 163 259 5510 #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A 11Oct #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A 8750 #N/A #N/A #N/A #N/A #N/A #N/A #N/A 19Oct 101 172 212 180 265 5700 3760 2420 9610 9240 #N/A 164 185 98 246 128 27 24 9Nov 110 267 202 194 264 4900 4080 4430 8440 5300 10780 259 232 133 347 132 15 42 7Dec 113 256 147 216 193 5690 3340 2940 16260 4800 12040 365 405 141 341 299 6 82 Nitrite-N, µg/L BR4 STL BR1 BR3 BR6 SDE FRE CME BRE SRE IHE BRL TML SRL ABV CME TMU SOD BL5 19Jan <1 <1 <1 <1 <1 <10 <10 3910 520 <10 <10 <1 27 <1 5 20 #N/A <1 16Feb <1 <1 3 <1 <1 <10 <10 110 530 <10 <10 <1 <1 <1 2 <1 <1 <1 9Mar <1 <1 3 <10 <10 <10 <10 90 1410 <10 440 <1 <1 <1 <1 <1 #N/A <1 13Apr <1 <1 <1 <1 <1 <10 <10 <10 140 <10 <10 <1 <1 <1 <1 <1 <1 <1 11May 115 <1 <1 15 <1 <10 <10 <10 240 <10 <10 <1 <1 2 <1 <1 <1 <1 25May <1 <1 <1 <1 <1 <10 <10 #N/A #N/A #N/A #N/A #N/A <1 #N/A #N/A #N/A #N/A #N/A 15Jun <1 <1 <1 <1 <1 <10 <10 <1 <10 <10 <10 <1 <1 <1 <1 <1 <1 <1 29Jun <1 <1 <1 <1 <1 <10 #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A 13Jul <1 <1 <1 <1 <1 <10 <10 <1 470 <10 <10 73 <1 <1 <1 <1 <1 <1 27Jul <1 <1 <1 <1 <1 <10 #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A 10Aug <1 <1 <1 <1 <1 <10 <10 <10 6180 <10 <10 <1 <1 <1 <1 <1 <1 <1 24Aug <1 <1 <1 <1 <1 <10 #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A 14Sep <1 <1 <1 <1 <1 <10 <10 <10 5680 <10 <10 <1 <1 <1 <1 <1 <1 <1 28Sep <1 <1 <1 <1 <1 <10 #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A 11Oct #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A <10 #N/A #N/A #N/A #N/A #N/A #N/A #N/A 19Oct <1 <1 <1 <1 <1 <10 <10 <10 <10 <10 #N/A <1 <1 <1 <1 <1 <1 <1 9Nov <1 <1 <1 <1 <1 <10 <10 <10 <10 <10 <10 <1 <1 <1 <1 <1 <1 <1 7Dec <1 <1 <1 <1 <1 <10 <10 <10 <10 <10 <10 <1 <1 <1 <1 <1 <1 <1 38 Ammonia-N, ug/L BR4 STL BR1 BR3 BR6 SDE FRE CME BRE SRE IHE BRL TML SRL ABV CME TMU SOD BL5 Total Dissolved N, ug/L BR4 STL BR1 BR3 BR6 SDE FRE CME BRE SRE IHE BRL TML SRL ABV CME TMU SOD BL5 19Jan 2.7 12.3 21.7 7.2 9.5 31.6 85.5 904.0 15850.0 353.0 30.0 2.6 165.0 5.7 576.0 88.5 #N/A 30.1 16Feb 7.2 8.1 39.1 4.6 17.2 39.4 52.3 1182.0 7650.0 287.0 21.0 <2.0 193.0 3.3 746.0 124.5 5.9 23.2 9Mar 3.9 3.6 26.2 4.3 11.1 277.0 219.0 460.0 9650.0 221.0 432.0 6.9 201.0 5.7 580.0 126.0 #N/A 18.5 13Apr 6.6 9.1 10.3 5.4 4.3 54.4 57.8 29.8 5040.0 39.4 317.0 4.1 132.0 2.6 512.0 30.6 5.6 26.2 11May 8.1 5.0 4.4 5.5 <2.0 21.9 32.7 15.7 4430.0 12.6 30.2 3.7 128.0 2.5 318.0 4.6 5.5 <2.0 25May 5.0 4.0 4.6 3.7 3.5 66.8 28.9 #N/A #N/A #N/A #N/A #N/A 50.2 #N/A #N/A #N/A #N/A #N/A 15Jun 5.6 2.3 5.3 2.9 4.9 28.6 36.3 30.1 4760.0 6.9 62.8 2.0 10.0 2.7 39.0 3.7 3.8 3.6 29Jun 4.3 <2.0 3.7 2.2 4.9 14.7 #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A 13Jul 3.0 2.9 2.6 2.9 4.1 13.9 55.5 47.3 2520.0 53.7 19.5 2.3 3.6 3.3 3.2 2.1 5.4 2.1 27Jul 4.5 6.2 4.8 3.8 8.4 48.2 #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A 10Aug 6.3 8.0 7.5 2.7 3.7 12.3 65.2 68.8 4780.0 6.8 24.8 7.7 3.8 3.3 2.9 2.4 4.7 9.9 24Aug 3.3 5.1 4.4 3.4 2.8 15.6 #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A 14Sep 2.9 3.3 4.4 2.3 6.7 489.0 45.5 23.0 1040.0 17.2 40.6 2.8 2.4 2.4 5.6 <2.0 3.2 3.3 28Sep 5.1 4.3 4.2 3.7 3.1 11.3 #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A 11Oct #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A 54.1 #N/A #N/A #N/A #N/A #N/A #N/A #N/A 19Oct 6.4 4.1 4.5 8.2 3.6 14.3 38.0 9.9 3700.0 15.7 #N/A 2.3 4.9 3.1 22.2 2.6 3.4 4.6 9Nov 5.5 3.8 6.9 4.3 2.9 35.7 43.9 55.4 274.0 51.2 38.9 <2.0 <2.0 3.1 64.2 <2.0 <2.0 2.5 7Dec 5.6 <2.0 3.2 3.2 2.4 79.8 33.2 16.3 826.0 7.1 826.0 <2.0 57.3 4.3 19.5 <2.0 4.4 2.9 19Jan 265 306 295 371 396 7800 5940 8360 22400 2860 15150 610 738 222 1145 442 #N/A 299 16Feb 282 412 366 381 433 8180 4880 3980 23950 4960 15200 706 796 235 1255 526 193 326 9Mar 267 293 332 362 429 6860 6480 3860 22250 4040 16350 694 778 190 1085 390 #N/A 278 13Apr 268 308 325 310 386 4580 3760 3020 17200 2800 13050 513 574 156 1016 217 525 218 11May 277 212 343 308 343 4900 4540 5280 11800 4190 7700 312 706 128 665 150 254 165 25May 269 259 345 318 347 5080 5300 #N/A #N/A #N/A #N/A #N/A 332 #N/A #N/A #N/A #N/A #N/A 15Jun 279 136 303 287 297 8300 5440 1420 13800 4470 9950 149 168 116 279 124 200 101 29Jun #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A 13Jul 265 142 236 224 282 9420 4260 2930 14850 4160 9550 179 184 148 183 100 203 119 27Jul #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A 10Aug 279 166 264 201 274 8220 4800 3210 19800 2430 13550 220 229 85 265 83 169 107 24Aug #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A 14Sep 246 196 319 272 453 8900 4620 2170 15500 6440 11150 295 214 115 286 220 143 91 28Sep #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A 11Oct #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A 11550 #N/A #N/A #N/A #N/A #N/A #N/A #N/A 19Oct 218 247 338 309 392 7380 5160 3340 16500 11660 #N/A 227 308 137 383 167 118 81 9Nov 222 341 313 307 381 6580 5080 5130 21050 5840 13500 312 313 164 510 174 156 84 7Dec 219 302 234 303 289 6640 4020 3500 18450 5850 14700 421 539 181 550 391 131 143 39 Total N, ug/L BR4 STL BR1 BR3 BR6 SDE FRE CME BRE SRE IHE BRL TML SRL ABV CME TMU SOD BL5 19Jan 286 328 330 412 440 8275 5984 8532 22465 2920 15182 630 759 225 1160 447 #N/A 326 16Feb 303 439 391 428 466 8453 4898 4126 24006 4975 15218 720 814 235 1270 526 209 336 9Mar 282 308 358 390 452 6954 6496 3919 22348 4074 16373 712 794 194 1095 395 #N/A 288 13Apr 316 457 344 392 418 4580 3776 3065 17236 2802 13075 547 592 174 1042 217 699 230 11May 292 255 364 400 368 4907 4540 5302 11809 4190 7701 340 731 142 671 152 359 227 25May 284 300 360 402 385 5087 5303 #N/A #N/A #N/A #N/A #N/A 353 #N/A #N/A #N/A #N/A #N/A 15Jun 318 174 327 330 330 8344 5454 1567 13899 4478 9990 175 191 154 296 140 330 139 29Jun #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A 40 13Jul 298 169 294 276 333 9522 4275 2977 14921 4178 9592 216 212 183 188 107 357 161 27Jul #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A 10Aug 283 180 296 227 299 8323 4803 3236 19862 2430 13551 241 240 98 282 83 232 131 24Aug #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A 14Sep 246 205 319 311 469 9004 4624 2179 15632 6446 11162 301 215 126 286 220 196 106 28Sep #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A 11Oct #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A 11556 #N/A #N/A #N/A #N/A #N/A #N/A #N/A 19Oct 233 247 338 328 396 7416 5173 3347 16532 11660 #N/A 227 313 137 383 167 192 96 9Nov 225 345 315 398 423 6620 5095 5135 21095 5843 13511 318 319 166 546 187 236 99 7Dec 291 311 257 318 326 6713 4020 3500 18479 5870 14707 421 540 181 550 391 164 152