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USGS IN YOUR STATE

USGS Water Science Centers are located in each state.

Illinois Water-Resources Programs and Projects

The Illinois Water Science Center conducts hydrologic projects that address a wide variety of water-resources issues, including water supply, ground-water contamination, nutrient loading in streams, effects of land use on water quality, and basic hydrologic data collection. This page lists the major projects currently underway.

National Programs
• Upper Illinois River Basin NAWQA Study Unit
• Lower Illinois River Basin NAWQA Study Unit
• USGS Drinking Water Programs
• USGS Cooperative Water Program Highlights

Illinois State Studies
• Estimating Flood-Peak Discharge Magnitudes and Frequencies for Rural Streams in Illinois
• Illinois Lakes Studies
• Illinois Water-Quality Information Mapping Tool (external site)
• Ground-Water Studies in Illinois
• Guide to Estimating N Values and Other Roughness Coefficients

Regional and Local Studies
• Lake Michigan Diversion Accounting
• Radium in Ground Water in Northern Illinois
• Fox River Project
• McHenry County Data Collection
• Metro East Sediment and Geomorphic Study
• Metro East Groundwater Study
• Near Real-Time Simulation System for Salt Creek

Program Support
• Unsteady Flow Modeling with FEQ
• OSW Acoustic Doppler Current Profiler Support Pages
• GeoProbe System