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Browse more than 150,000 publications authored by our scientists over the past 100+ year history of the USGS.  Publications available are: USGS-authored journal articles, series reports, book chapters, other government publications, and more.

Upper Midwest Environmental Sciences Center Publications

Filter Total Items: 3352

Water resources of the Rainy Lake watershed, northeastern Minnesota Water resources of the Rainy Lake watershed, northeastern Minnesota

The watershed includes 1,481 lakes that are 10 acres (4 square hectometers) or larger (Minnesota Division of Waters, Soils, and Minerals, 1968). The area of these lakes total about 435,000 acres (176,000 hm2) or 15 percent of the watershed. Most of the lakes are smaller than 250 acres (101 hm2) (graph); data pertaining to selected large lakes are given in the table below. More than 60...
Authors
Donald W. Ericson, Gerald F. Lindholm, John O. Helgesen

Regional flood limits of lower Yahara River, Lake Waubesa and south, in Dane County, Wisconsin Regional flood limits of lower Yahara River, Lake Waubesa and south, in Dane County, Wisconsin

The purpose of this report is to provide information on the extent , depth, and frequency of flooding of the lower Yahara River in Dane County, Wis. The report contains discharge-frequency data for flood peaks, flood–frequency profiles, and the regional flood– (100-year flood) inundation limits for the lower Yahara River. The study reach is in southern Dane County extending from part of...
Authors
Carl L. Lawrence

Remote sensing as an aid in water-resource studies in Minnesota Remote sensing as an aid in water-resource studies in Minnesota

Remote-sensing data were evaluated as to their usefulness in Minnesota water-resource studies. Data are available from several private as well as governmental agencies, the chief supplier being the EROS Data Center. Landsat-1 multispectral imagery was selected as the standard against which other types of imagery were compared. Landsat-1 imagery is available from July 1972, and Landsat-2...
Authors
Gerald F. Lindholm, Ralph F. Norvitch

Laboratory hydraulic calibration of the Helley-Smith bedload sediment sampler Laboratory hydraulic calibration of the Helley-Smith bedload sediment sampler

The Helley-Smith bedload sampler operates on a pressure-difference principle and consists of an expanding nozzle, nylon-mesh sample bag , and external components for structural integrity and stability under flow conditions. The Helley-Smith bedload sampler has a hydraulic efficiency, the ratio of the mean velocity in the sampler nozzle to the mean ambient velocity, of approximately 1.54...
Authors
Leroy Druffel, W. W. Emmett, V.R. Schneider, J. V. Skinner

Probable maximum flood at Lake Chippewa near Winter, Wisconsin Probable maximum flood at Lake Chippewa near Winter, Wisconsin

The probable maximum flood was computed for Lake Chippewa, Wisconsin, and routed through the lake to determine maximum lake stage. The peak discharge of the probable maximum flood at Lake Chippewa was computed to be about 75,000 cubic feet per second, primarily caused by rainfall on the lake. A secondary peak of about 41,000 cubic feet per second was due to streamflow entering Lake...
Authors
William R. Krug

Finite difference model for aquifer simulation in two dimensions with results of numerical experiments Finite difference model for aquifer simulation in two dimensions with results of numerical experiments

The model will simulate ground-water flow in an artesian aquifer, a water-table aquifer, or a combined artesian and water-table aquifer. The aquifer may be heterogeneous and anisotropic and have irregular boundaries. The source term in the flow equation may include well discharge, constant recharge, leakage from confining beds in which the effects of storage are considered, and...
Authors
Peter C. Trescott, George Francis Pinder, S. P. Larson
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