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81  Water Quality in the Lower Illinois River Basin, Illinois, 1995-98

Online USGS circular

Groschen, G.E., M.A. Harris, R.B. King, P.J. Terrio, and K.L. Warner, 2000 U.S. Geological Survey Circular 1209

82  Water-quality Assessment of the Lower Illinois River Basin: Environmental Setting

Online USGS report

Warner, K.L., and A.R. Schmidt, 1997 U.S. Geological Survey Water-Resources Investigations Report 97-4165

83  Water-quality assessment of the upper Illinois River Basin in Illinois, Indiana, and Wisconsin: Nutrients, dissolved oxygen, and fecal-indicator bacteria in surface water, April 1987 through August 1990

Online USGS report abstract

Terrio, P.J., 1995 U.S. Geological Survey Water-Resources Investigations Report 95-4005

84  Waterfowl Populations in the Illinois Valley

Report describing the fluctuation in population of several species of waterfowl in the Illinois River Valley.

Havera, Stephen P. and Michelle Horath, 2002 Illinois Natural History Survey Reports Spring 2002

85  Illinois Conservation Reserve Enhancement Program (CREP)

Cooperative effort between landowners, state, local and federal agencies designed to enhance the Illinois River by protecting water quality and land in the Illinois River Watershed.

86  National Water-Quality Assessment Program: Lower Illinois River Basin

Link to information collected from the lower Illinois River basin during the National Water-Quality Assessment (NAWQA) activities: basin info, ground water, surface water, bed sediment and fish tissue, ecology, maps, illustrations, photos, publications, and data retrieval.

87  Northeast Midwest Institute - Upper Mississippi River Basin Task Force

This website contains legislative and other information relevant to the Upper Mississippi River Basin

88  Association of Illinois Soil and Water Conservation Districts (State)

The Association of Illinois Soil and Water Conservation Districts (AISWCD), is a grass roots organization formed in 1948.  It is made up and serves Illinois 98 member Soil and Water Conservation Districts (SWCDs). 

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