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Contamination Potential in the Silurian Dolomite Aquifer, Eastern Wisconsin
From introduction: "The permeability map presents information on an important factor in determining contamination potential [. . .] This map divides the unconsolidated materials into three permeability categories."
Date:
1979
Creator:
Sherrill, M. G.
System:
The UNT Digital Library
Hydrologic and Land-Cover Features of the Loxahatchee River Basin, Florida
From purpose and scope: This map report represents the first published product of the Loxahatchee River estuary assessment, and primarily fulfills the first objective as outlined above. It presents an overview of the major physical features of the basin and presents selected information on the U.S. Geological Survey assessment.
Date:
1980
Creator:
McPherson, Benjamin F. & Sabanskas, Maryann
System:
The UNT Digital Library
Map Showing Altitude of the Top of the Swift Formation, Montana
From introduction: In 1978 the U.S. Geological Survey began a 4-year study of aquifers in the norther Great Plains. The purpose of this map, which is a product of that study, is to show the altitude of the top of the Swift Formation.
Date:
1982
Creator:
Feltis, R. D.
System:
The UNT Digital Library
Map Showing Cumulative Thickness of Sandstone in the Swift Formation, Montana
From introduction: In 1978 the U.S. Geological Survey began a 4-year study of aquifers in the northern Great Plains. The purpose of this map, which is a product of that study, is to show the cumulative thickness of sandstone in the Swift Formation.
Date:
1982
Creator:
Feltis, R. D.
System:
The UNT Digital Library
Map Showing Ground-Water Conditions in the Aravaipa Valley Area, Graham and Pinal Counties, Arizona--1975
Map and survey information of the the Aravaipa Valley area in Arizona, including information on well depths, irrigated areas, approximate boundaries, and arbitrary boundaries of ground-water area, as well as general hydrologic data and selected references.
Date:
September 1976
Creator:
Gould, J. A. & Wilson, R. P.
System:
The UNT Digital Library
Map Showing Low-Flow Frequency of Minnesota Streams
A map of Minnesota state highlighting all low-flow areas as part of a multi-stage study. It also includes several paragraphs of text.
Date:
1978
Creator:
Warne, Stephane A.
System:
The UNT Digital Library
Map Showing Total Thickness of the Swift Formation, Montana
From introduction: In 1978 the U.S. Geological Survey began a 4-year study of aquifers in the norther Great Plains. The purpose of this map, which is a product of that study, is to show the total thickness of the Swift Formation.
Date:
1982
Creator:
Feltis, R. D.
System:
The UNT Digital Library
Maps Showing Ground-Water Conditions in the San Simon Area, Cochise and Graham Counties, Arizona, and in Hidalgo County, New Mexico--1975
This report includes two maps of the same location, one describing water-level contour, well depth in which depth to water was measured, the other describing well from which water sample was collected and irrigated areas. It includes a letter from the district chief of the United States Department of the Interior to users of the geological survey hydrologic data.
Date:
October 1976
Creator:
Wilson, R. P. & White, Natalie D.
System:
The UNT Digital Library
Physical, Hydrological, and Biological Characteristics of the Loxahatchee River Estuary, Florida
From purpose and scope: One of the objectives of the ongoing U.S. Geological Survey investigation of the Loxahatchee River estuary is to provide baseline information on the estuary. This map report was prepared to fulfill part of this objective. It provides information on bathymetry, hydrology, and benthic sediment and biota.
Date:
1982
Creator:
McPherson, Benjamin F.; Sabanskas, Maryann & Long, William A.
System:
The UNT Digital Library