An intensive survey of the Mackinaw River Basin, 1994 : staff report /

"December 1996"--Cover.

An intensive survey of the Cache River Basin, data summary : summer 1999 /

"IEPA/BOW/02-021."--Cover.

An intensive water quality survey of the Rock River from Rockford to Byron, Illinois, May-October, 1978 /

Bibliography: p. 35.

Biological and water quality survey of three tributaries to the Sangamon River : South Fork basin, Mosquito Creek and Long Point Slough, September thru November, 1989 : Staff Report /

"May 1991."

Biological and water quality survey of the Vermilion River Vermilion County, Illinois, 1994 /

"May 1995."

Commodity transportation via the Illinois River and the Port of Chicago,

"Prepared and coordinated under the direction of Robert Ferber, associate director of the Bureau of Business and Economic Research, University of Illinois."

Data collection methods and summaries for the assessment of stream water quality in the Vermilion River Basin (Wabash River), 2001 /

Cover title.

Determination whether the causal agent for Mussel die-offs in the Mississippi River is of chemical or biological origin : final report /

"ILENR/RE-WR-90/09."

Determination of heavy metals on the Rock River through the analysis of sediments /

"HWRIC project 88-043."

Early accounts of the ecology of the Vermilion River Area /

This report is part of a series of reports on areas of Illinois where a public-private partnership has been formed to protect natural resources. The reports provide information on the natural and human resources of the areas as a basis for managing and improving their ecosystems. The determination of resource rich areas and development of ecosystem-based information and management programs in Illinois are the result of three processes-- the Critical Trends Assessment Program, the Conservation Congress, and the Water Resources and Land Use Priorities Task Force.

Economic impact of proposed water quality and effluent standard amendments for water in the Sangamon River Basin /

"November 1986."

Economic impact of a suspension of Rule 203 as it applies to an unnamed tributary of the Vermilion River, Vermilion County, Illinois /

"Project no. 80.159."

Erosion and sedimentation in the Illinois River Basin : final report /

"Printed: June 1992."

Fox River Watershed investigation : Stratton Dam to the Illinois River, phase II : hydrologic and water quality simulation models, part 1, methodology and procedure for development of HSPF models /

"May 2007"--T.p.

Fox River Watershed investigation : Stratton Dam to the Illinois River, Phase II : hydrologic models and water quality simulation models, part 2 : Blackberry and Poplar Creek HSPF models, calibration and initial simulation results /

"June 2007."