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

About the Upper Illinois River Basin (UIRB) Study



Contact Us

Other Resources

About the National Water-Quality Assessment (NAWQA) Program


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
Privacy Statement || Disclaimer || Accessibility
Upper Illinois River BasinReturn to the Upper Illinois River Basin page