Author Search Results

Vertical gradients in water chemistry and age in the northern High Plains Aquifer, Nebraska, 2003

by McMahon, Peter B.
Published: U.S. Dept. of the Interior, U.S. Geological Survey, 2007

Description: vii, 58 pages : digital, PDF file.

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Use of classes based on redox and groundwater age to characterize the susceptibility of principal aquifers to changes in nitrate concentrations, 1991 to 2010

by McMahon, Peter B.,
Published: U.S. Department of the Interior, U.S. Geological Survey, 2012

Description: 1 online resource (51 unnumbered pages) : color illustrations, color maps.

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Vertical gradients in water chemistry and age in the southern High Plains aquifer, Texas, 2002

by McMahon, Peter B.
Published: U.S. Dept. of the Interior, U.S. Geological Survey ; U.S. Geological Survey, Information Services [distributor], 2004

Description: vii, 53 pages : illustrations, maps (chiefly color) ; 28 cm.

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Book

In-situ bioremediation of nitrate-contaminated ground water : a pilot test, Julesburg, Colorado, 1996-97

by McMahon, Peter B.
Published: U.S. Dept. of the Interior, U.S. Geological Survey : Branch of Information Services [distributor], 1998

Description: vi, 34 pages : illustrations, maps ; 28 cm.

Book

A reconnaissance study of the effect of irrigated agriculture on water quality in the Ogallala Formation, Central High Plains Aquifer

by McMahon, Peter B.
Published: [U.S. Dept. of the Interior, U.S. Geological Survey], 2000

Description: 1 folded sheet (6 pages) : color illustrations, color maps ; 28 cm.

Book

Vertical gradients in water chemistry in the central High Plains aquifer, southwestern Kansas and Oklahoma panhandle, 1999

by McMahon, Peter B.
Published: U.S. Dept. of the Interior, U.S. Geological Survey ; U.S. Geological Survey, Information Services [distributor], 2001

Description: vi, 47 pages : illustrations (some color), color maps ; 28 cm.

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Book

Quantity and quality of ground-water discharge to the South Platte River, Denver to Fort Lupton, Colorado, August 1992 through July 1993

by McMahon, Peter B.,
Published: U.S. Department of the Interior, U.S. Geological Survey, 1995

Description: 1 online resource (v, 71 pages) : illustrations, map.

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Chemistry and age of groundwater in bedrock aquifers of the Piceance and Yellow Creek Watersheds, Rio Blanco County, Colorado, 2010-12

by McMahon, Peter B.,
Published: U.S. Department of the Interior, U.S. Geological Survey, 2013

Description: 1 online resource (vii, 89 pages) : color illustrations, color maps.

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Vertical gradients in water chemistry in the central High Plains aquifer, southwestern Kansas and Oklahoma panhandle, 1999

by McMahon, Peter B.,
Published: U.S. Geological Survey, 2001

Description: 1 online resource (vi, 47 pages) : illustrations (some color), color maps.

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Use of diverse geochemical data sets to determine sources and sinks of nitrate and methane in groundwater, Garfield County, Colorado, 2009

by McMahon, Peter B.
Published: U.S. Dept. of the Interior, U.S. Geological Survey, 2011

Description: 1 online resource (v, 40 pages) : illustrations (some color), color maps.

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Overview of groundwater quality in the Piceance Basin, western Colorado, 1946-2009

by Thomas, Judith Coffman, 1972-
Published: U.S. Department of the Interior, U.S. Geological Survey, 2013

Description: 1 online resource (vi, 204 pages) : illustrations (some color).

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Water movement in the unsaturated zone at a low-level radioactive-waste burial site near Barnwell, South Carolina

by Dennehy, Kevin F.
Published: Dept. of the Interior, U.S. Geological Survey ; For sale by the Books and Open-File Reports Section, 1989

Description: v, 40 pages : illustrations ; 28 cm.

Book

Hydrologic and micrometeorologic data from an unsaturated zone study at a low-level radioactive-waste burial site near Barnwell, South Carolina

by Dennehy, Kevin F.
Published: U.S. Dept. of the Interior, Geological Survey ; Open-File Services Section [distributor], 1985

Description: 1 volume : illustrations, maps ; 28 cm.

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Quantity and quality of ground-water discharge to the South Platte River, Denver to Fort Lupton, Colorado, August 1992 through July 1993

Published: U.S. Dept. of the Interior, U.S. Geological Survey : Earth Science Information Center, Open-File Reports Section [distributor], 1995

Description: v, 71 pages : illustrations ; 28 cm.

Book

Water quality in principal aquifers of the United States, 1991-2010

by Desimone, Leslie A.,
Published: U.S. Department of the Interior, U.S. Geological Survey, 2014

Description: 1 online resource (150 pages) : PDF file, illustrations (some color), maps (some color) ; 118 MB.

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Redox conditions in selected principal aquifers of the United States

Published: U.S. Dept. of the Interior, U.S. Geological Survey, 2009

Description: 6 pages : $b digital, PDF file.

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Shallow ground-water quality of selected land-use/aquifer settings in the South Platte River Basin, Colorado and Nebraska, 1993-95

by Bruce, Breton W.
Published: U.S. Dept. of the Interior, U.S. Geological Survey : Information Services [distributor], 1998

Description: vi, 48 pages : illustrations, maps ; 28 cm.

Book

Reconnaissance hydrogeologic investigation of the Defense Waste Processing Facility and vicinity, Savannah River Plant, South Carolina

by Dennehy, Kevin F.
Published: Dept. of the Interior, U.S. Geological Survey ; Books and Open-File Reports [distributor], 1989

Description: v, 74 pages : illustrations, maps ; 28 cm.

Book

Water movement through thick unsaturated zones overlying the central High Plains aquifer, southwestern Kansas, 2000-2001

Published: U.S. Dept. of the Interior, U.S. Geological Survey ; U.S. Geological Survey, Information Services [distributor], 2003

Description: vii, 32 pages : illustrations (some color), maps (some color) ; 28 cm.

Book

Water-quality assessment of the High Plains aquifer, 1999-2004

Version 1.0.

Published: U.S. Dept. of the Interior, U.S. Geological Survey, 2007

Description: vii, 136 pages : digital, PDF file.

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