Water resources availability, quality, and cost in northeastern Illinois /

Bibliography: p. 88-90.

An assessment of the water quality of the Mississippi River Basin-north derived from a biological investigation /

"Prepared for the Illinois Environmental Protection Agency."

An assessment of the water quality of the Wabash River basin derived from a biological investigation /

"Prepared for the Illinois Environmental Protection Agency."

A statistical approach to evaluate the relation of coal mining, land reclamation, and surface-water quality in Ohio /

Chiefly tables.

Quality of ground water in agricultural areas of the San Luis Valley, south-central Colorado /

Bibliography: p. 25-26.

A survey of joint-labor management cooperation committees in unionized private enterprises in the state of Illinois, 1979 /

Prepared for submission to the U.S. Department of Labor in accordance with Contract NP8AC009 issued by the National Center for Productivity and Quality of Working Life.

St. Croix River pollution investigation survey /

"September, 1972."

Water-quality data for the American River basin, California, February-October 1979 /

Mode of access: Internet.

Water quality in the Potomac River basin, Maryland, Pennsylvania, Virginia, West Virginia, and the District of Columbia, 1992-96 /

Mode of access: Internet.

Environmental characteristics and water quality of hydrologic benchmark network stations in the eastern United States, 1963-95 /

Mode of access: Internet.

Environmental characteristics and water quality of hydrologic benchmark network stations in the midwestern United States, 1963-95 /

Mode of access: Internet.

Methods for comparing water-quality conditions among National Water-Quality Assessment Study Units, 1992-1995 /

Mode of access: Internet.

Geohydrology of the Antelope Valley Area, California and design for a ground-water-quality monitoring network /

Mode of access: Internet.

Ground-water-quality appraisal of sand-plain aquifers in Hubbard, Morrison, Otter Tail, and Wadena Counties, Minnesota /

Mode of access: Internet.

Nonpoint-source discharges and water quality of the Elk Creek basin, west-central Wisconsin /

Mode of access: Internet.