U.S. Geological Survey

Lower Illinois River Basin  Parent Pages
USGS homeUSGS Home
NAWQA HomeNAWQA Home
Illinois Water Science Center homeIllinois Water Science Center Home
spacer Lower Illinois River Basin Information and Resources
LIRB NAWQA
A brief description of NAWQA and its goals
BASIN INFORMATION
A description of the Lower Illinois River Basin
GROUND WATER
Network design, site descriptions, and sampling methods
SURFACE WATER
Network design, site descriptions, and sampling methods
BED SEDIMENT AND FISH TISSUE
Network design, site descriptions, and sampling methods
ECOLOGY
Network design, site descriptions, and sampling methods
MAPS
Maps of geologic, physical, ecological, and design features
ILLUSTRATIONS
Illustrations prepared for the Lower Illinois River Basin study
SURVEY DATA
Longitudinal profiles, cross-sections, two-dimensional, and oblique angle plots of stream-segment surfaces
AERIAL PHOTOGRAPHY
Low altitude photographs taken from a remote-controlled helicopter
PUBLICATIONS
Fact sheets, reports, and abstracts
STAFF
Contact information and project personnel
NAWQA DATA WAREHOUSE
Chemical, biological, and physical water quality data from NAWQA study units across the nation. (This site is not maintained by LIRB personnel)

U.S. Department of the Interior
U.S. Geological Survey
221 North Broadway, Urbana, IL 61801, USA
URL: http://il.water.usgs.gov/proj/lirb/index.html
Maintainer: djfazio@usgs.gov
Last modified: 10:42 CST Thur 11 May 2000