Results of a reconnaissance water-quality sampling program of the Ogallala aquifer in Colorado, Kansas, Nebraska, Oklahoma, South Dakota, and Texas /

Bibliography: p. 7.

Water-quality assessment of the Cypress Creek watershed, Warrick County, Indiana /

Mode of access: Internet.

Effects of the proposed Prosperity Reservoir on ground water and water quality in lower Center Creek basin, Missouri /

Mode of access: Internet.

Non-point water quality modeling in wildland management : a state-of-the-art assessment /

Issued April, July 1977.

Water quality and molluscan shellfish : an overview of the problems and the nature of appropriate Federal laws.

Conducted in cooperation with, and under contract to, National Marine Fisheries Service.

Water quality of selected streams in the coal area of east-central Montana /

Prepared in cooperation with the U.S. Bureau of Land Management and the Montana Department of Fish and Game.

The investigation of chemical quality of water in tidal rivers /

Mode of access: Internet.

A water quality information system in support of the state of Illinois standards review process /

Cover title.

A water quality survey of the Grand Calumet River from the Indiana State line to Burnham, Illinois : the Grand Calumet River portion of segment A-12 Des Plaines/Lake Michigan Basins, April-August, 1978.

Edited by Robert Schacht.

A water quality investigation of the Crooked Creek Basin (Kaskaskia River Basin Segment A-02), July - August 1978 /

Bibliography: p. 61-62.

An Inventory of Court Creek Watershed characteristics that may relate to water quality in the watershed /

"August 1983."

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

Bibliography: p. 35.

Analysis of water quality in the Galesburg Plain (McKee Creek, Lamoine River, Sugar Creek, Spoon River, and Kickapoo Creek), Illinois /

Bibliography: p. 30-1 to 30-4.

Biological and water quality survey of the Carroll Creek Watershed, Carroll County, Illinois, 1987-1988.

"IEPA/WPC/89-163."--Cover.

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

"May 1995."