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.

An overview of ground-water quality data in Wisconsin /

"February 1984."

Ground-water conditions and well yields in fractured rocks, southwestern Nevada County, California /

Spine title: Ground-water conditions, well yields in fractured rocks, southwestern Nevada County, CA.

Effects of irrigating with wastewater on ground-water quality at Fort Carson Military Reservation golf course near Colorado Springs, Colorado /

Bibliography: p. 24-25.

Ground-water quality in Wyoming /

Bibliography: p. 71.

Rainfall-runoff relationships and water-quality assessment of Coon Creek watershed, Anoka County, Minnesota /

Bibliography: p. 71-73.

Runoff and water-quality characteristics of surface-mined lands in Illinois /

Mode of access: Internet.