Assessment of processes affecting low-flow water quality of Cedar Creek, west-central Illinois

by Schmidt, A. R.
Published: U.S. Geological Survey, 1989

Development and organization of a geographic information system data base and its application to investigation of rainfall/runoff-model parameters in Illinois

by Schmidt, A. R.
Published: U.S. Dept. of the Interior, U.S. Geological Survey ; Books and Open-File Reports Section [distributor], 1991

Assessment of water quality and factors affecting dissolved oxygen in the Sangamon River, Decatur to Riverton, Illinois, summer 1982

by Schmidt, A. R.
Published: U.S. Dept. of the Interior, U.S. Geological Survey ; Books and Open-File Reports Section, 1987

Surface-water-quality assessment of the upper Illinois River Basin in Illinois, Indiana, and Wisconsin : results of investigations through April 1992

by Schmidt, A. R.
Published: U.S. Dept. of the Interior, U.S. Geological Survey ; Branch of Information Services [distributor], 1997

Surface-water-quality assessment of the upper Illinois River Basin in Illinois, Indiana, and Wisconsin : results of investigations through April 1992

by Schmidt, A. R.,
Published: U.S. Geological Survey, 1997

Assessment of processes affecting low-flow water quality of Cedar Creek, west-central Illinois

by Schmidt, A. R.,
Published: Department of the Interior, U.S. Geological Survey, 1989

Assessment of water quality and factors affecting dissolved oxygen in the Sangamon River, Decatur to Riverton, Illinois, summer 1982

by Schmidt, A. R.,
Published: U.S. Geological Survey, 1987

Floating sample-collection platform with stage-activated automatic water sampler for streams with large variation in stage

by Tarte, Stephen R.
Published: U.S. Dept. of the Interior, U.S. Geological Survey ; Books and Open-File Reports Section [distributor], 1992

Assessment of low-flow water quality in Richland Creek, Illinois

by Freeman, W. O.
Published: U.S. Dept. of the Interior, Geological Survey ; Books and Open-File Reports, U.S. Geological Survey, 1986

Storm runoff and its effects on the water quality and bottom-material quality of Cedar Creek, west-central Illinois, 1985-86

by Freeman, W. O.
Published: Dept. of the Interior, U.S. Geological Survey ; Books and Open-File Reports Section [distributor], 1989

Assessment of low-flow water quality in the Du Page River, Illinois

by Freeman, W. O.
Published: U.S. Dept. of the Interior, Geological Survey ; [Open-File Services Section, Western Distribution Branch], 1986

Storm runoff and its effects on the water quality and bottom-material quality of Cedar Creek, west-central Illinois, 1985-86

by Freeman, W. O.,
Published: U.S. Geological Survey, 1989

Data-collection methods and data summary for the assessment of water quality in Cedar Creek, west-central Illinois

by McFarlane, R. D.
Published: Dept. of the Interior, U.S. Geological Survey ; Books and Open-File Reports Section [distributor], 1987

Measurements of leakage from Lake Michigan through three control structures near Chicago, Illinois, April-October 1993

by Oberg, Kevin A.,
Published: U.S. Department of the Interior, U.S. Geological Survey, 1994