Surface-Water Data
Water Discharge and Stage
Water Discharge (Map)
Annual Tables
Daily Values
Gage Values (requires Internet connection)
Real-Time (requires Internet connection)
Water Stage (Map)
Annual Tables
Daily Values
Gage Values (requires Internet connection)
Real-Time (requires Internet connection)
Partial Record
Crest Stage
Miscellaneous Discharge Measurements
Peak Flow
Water Quality
Water Chemistry (Map)
Annual Tables
Physical, Chemical, and Microbiological
Dissolved Oxygen
PH
Specific Conductance
Water Temperature
Gage Values
Dissolved Oxygen
PH
Specific Conductance
Turbidity
Water Temperature
Suspended Sediment (Map)
Annual Tables
Daily Values
Concentration
Load
Miscellaneous
Physical, Chemical and Microbiological
Contaminants in Streambed Sediments
Contaminants in Fish Tissue
Streambank Material Particle-Size Composition in the Lower Illinois River Basin
Streambed Material Particle-Size Composition in the Lower Illinois River Basin
Sediment Concentration and Particle Size