Benicia Fire Department Air Monitoring Log METER 1 Met One Aerocet 831 Particulate Meter 2.5ug setting METER 2 Drager X-am 5000 5-Gas Meter PARTICULA TE METER LEL O2 HCN H2S CO DATE TIME LOCATION VISUAL ODOR 3/23/2019 22:30 Industrial Way & Oregon Ct Grey & brown plume blowing to the east No odor detected 3.8ug 0 20.9 0.0 0 0 22:45 3909 Park Rd Grey & brown plume blowing to the east Fairly strong petroleum byproduct odor noted 49.9ug 0 20.9 0.0 0 0 22:58 4101 East Industrial Way Grey & brown plume blowing to the east Moderate petroleum byproduct odor 4.8ug 0 20.9 0.0 0 0 3:20 Industrial Way & Oregon Ct white/grey plume lifting straight up No odors noted/No metering performed 4:13 3800 East Industrial Way Grey plume lifting straight up/some blowing north No odors noted 55.2ug 0 20.9 0.0 0 0 4:18 3800 East Industrial Way Grey plume lifting straight up/some blowing north no odors noted 56.9ug 0 20.9 0.0 0 0 4:25 3800 East Industrial Way Grey plume lifting straight up/some blowing north No odors noted 46.6ug 0 20.9 0.0 0 0 4:43 East 2nd & Rose Dr Grey/brown plume blowing Moderate petroleum to the north byproduct odor 69.4ug No Drager meter available 4:49 145 Panorama Dr Grey/brown plume blowing Strong petroleum to the north byproduct odor 91.8ug No Drager meter available 10:54 City Corporation yard White plume lifting straight up No odors noted 11.5ug No Drager meter available 11:02 3400 East 2nd St White plume lifting straight up No odors noted 12.5ug No Drager meter available 11:08 East 2nd & Rose Dr White plume lifting straight up No odors noted 12.0ug No Drager meter available 11:14 11:19 11:25 11:31 145 Panorama Dr Panorama & Chelsea Hills Panorama & Durham Ct 601 Hastings Dr White plume lifting straight up no plume visible no plume visible no plume visible No odors noted no odors noted no odors noted no odors noted 10.8ug 4.7ug 4.5ug 4.2ug No Drager meter available No Drager meter available No Drager meter available No Drager meter available 17:54 400 block of Industrial Way white plume blowing up & to the east no odors noted 2.3ug During final shutdownNo Drager meter available 400 block of Industrial Way 400 block of Industrial Way white plume blowing up & to the east no odors noted white/brown plume blowing no odors noted 2.6ug 3.2ug During final shutdownNo Drager meter available During final shutdownNo 3/24/2019 3/27/2019 17:58 18:05 NOTES No metering performed due to current atmospheric conditions up & to the east Drager meter available 18:08 400 block of Industrial Way white plume blowing up & to the east no odors noted 8.3ug During final shutdownNo Drager meter available 18:12 400 block of Industrial Way white plume blowing up & to the east no odors noted 5.2ug During final shutdownNo Drager meter available 18:17 400 block of Industrial Way white plume blowing up & to the east no odors noted 4.3ug During final shutdownNo Drager meter available