Bihar - Flood Prone Area LEGENDS W&C_H EQ_VH FLZ W&C_H EQ_H FLZ W&C_M(B) EQ_H FLZ W&C_H EQ_M FLZ W&C_M(B) EQ_M FLZ W&C_H EQ_L FLZ W&C_M(B) EQ_L FLZ W&C_H EQ_VH NFZ W&C_H EQ_H NFZ W&C_M(B) EQ_H NFZ W&C_H EQ_M NFZ W&C_M(B) EQ_M NFZ W&C_H = Wind & cyclone high damage risk zone (47 m/s) W&C_M(B) = Wind & cyclone moderate damage risk zone -B (39 m/s) EQ_VH = Earthquake very high damage risk zone (MSK IX or more) EQ_H = Earthquake high damage risk zone (MSK VIII) EQ_M = Earthquake medium damage risk zone (MSK VII) EQ_L = Earthquake low damage risk zone (MSK VI) EQ_VL = Earthquake very low damage risk zone (MSK V) FLZ = Area Liable to FLood zone NFZ = No Flood zone or Area protected