USGS, Science for a Changing World
National Water-Quality Assessment Program
Upper Illinois River Basin

About the Upper Illinois River Basin (UIRB) Study

Publications

Data

Contact Us

Other Resources

About the National Water-Quality Assessment (NAWQA) Program

Data

Types of Data Collected:
   Surface Water Quality
   Ground Water Quality
   Biology/Ecology: Communities and habitat

Urban Land-Use Gradient Study Data Report (OFR01-459)

Data for Illinois

Online Searchable Database of National NAWQA Data


Page maintained by: Terri Arnold
Last modified: Thu Jun 27 09:26:32 CDT 2002
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