744 datasets found
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Airborne geophysical survey: Attean, Maine
U.S. Geological Survey —
Aeromagnetic data were collected along flight lines by instruments in an aircraft that recorded magnetic-field values and locations. In the earlier days of surveying,... -
Airborne geophysical survey: Grass Valley-Nevada City, California
U.S. Geological Survey —
Aeromagnetic data were collected along flight lines by instruments in an aircraft that recorded magnetic-field values and locations. In the earlier days of surveying,... -
Airborne geophysical survey: Dahlgren, Virginia and Maryland
U.S. Geological Survey —
Aeromagnetic data were collected along flight lines by instruments in an aircraft that recorded magnetic-field values and locations. In the earlier days of surveying,... -
Airborne geophysical survey: Danbury Reflight, Connecticut (Includes part of Brookhaven ARMS '59)
U.S. Geological Survey —
Aeromagnetic data were collected along flight lines by instruments in an aircraft that recorded magnetic-field values and locations. In the earlier days of surveying,... -
MODFLOW-NWT model used in Simulation of Groundwater Flow, and Analysis of Projected Water Use for the Washita River Alluvial Aquifer, Western Oklahoma
U.S. Geological Survey —
The U.S. Geological Survey, in cooperation with the Oklahoma Water Resources Board, constructed a finite-difference numerical groundwater-flow model of the Washita... -
Airborne geophysical survey: Arnold Pond Area, Maine
U.S. Geological Survey —
Aeromagnetic data were collected along flight lines by instruments in an aircraft that recorded magnetic-field values and locations. In the earlier days of surveying,... -
Airborne geophysical survey: Northern Great Valley Northwest, California
U.S. Geological Survey —
Aeromagnetic data were collected along flight lines by instruments in an aircraft that recorded magnetic-field values and locations. In the earlier days of surveying,... -
Vulnerability of shallow ground water and drinking-water wells to nitrate in the United States: Model of predicted nitrate concentration in shallow, recently recharged ground water -- Input data set for population density (gwava-s_popd)
U.S. Geological Survey —
This data set represents 1990 block group population density, in people per square kilometer, in the conterminous United States. The data set was used as an input... -
Airborne geophysical survey: Southeast Missouri '48
U.S. Geological Survey —
Aeromagnetic data were collected along flight lines by instruments in an aircraft that recorded magnetic-field values and locations. In the earlier days of surveying,... -
Airborne geophysical survey: Offshore Southern California
U.S. Geological Survey —
Aeromagnetic data were collected along flight lines by instruments in an aircraft that recorded magnetic-field values and locations. In the earlier days of surveying,... -
Planktic foraminifer census data from Northwind Ridge cores PI-88-AR P3, PI-88-AR P7, and PI-88-AR P9, Arctic Ocean
U.S. Geological Survey —
The U.S. Geological Survey recovered 9 piston cores from the Northwind Ridge in the Canada Basin of the Arctic Ocean from a cruise of the USCGC Polar Star during... -
Airborne geophysical survey: Monroe KGRA, Utah
U.S. Geological Survey —
Aeromagnetic data were collected along flight lines by instruments in an aircraft that recorded magnetic-field values and locations. In the earlier days of surveying,... -
Airborne geophysical survey: Massachusetts Coop '63 (Includes parts of Rowe ARMS '59 and Brookhaven ARMS '60)
U.S. Geological Survey —
Aeromagnetic data were collected along flight lines by instruments in an aircraft that recorded magnetic-field values and locations. In the earlier days of surveying,... -
St. Louis River estuary (Minnesota-Wisconsin) EFDC model scenarios for velocity profiles around Munger Landing, selected years (2012-2019)
U.S. Geological Survey —
The U.S. Geological Survey (USGS), in cooperation with the U.S. Army Corps of Engineers, Minnesota Pollution Control Agency, and the U.S. Environmental Protection... -
Airborne geophysical survey: Maryland Coop '70
U.S. Geological Survey —
Aeromagnetic data were collected along flight lines by instruments in an aircraft that recorded magnetic-field values and locations. In the earlier days of surveying,... -
Airborne geophysical survey: Northern Maryland
U.S. Geological Survey —
Aeromagnetic data were collected along flight lines by instruments in an aircraft that recorded magnetic-field values and locations. In the earlier days of surveying,... -
Airborne geophysical survey: Marshfield, Wisconsin
U.S. Geological Survey —
Aeromagnetic data were collected along flight lines by instruments in an aircraft that recorded magnetic-field values and locations. In the earlier days of surveying,... -
Airborne geophysical survey: Haile Brewer, South Carolina
U.S. Geological Survey —
Aeromagnetic data were collected along flight lines by instruments in an aircraft that recorded magnetic-field values and locations. In the earlier days of surveying,... -
GFLOW model used to characterize the groundwater resources of the Great Divide Unit of the Chequamegon-Nicolet National Forest, Wisconsin
U.S. Geological Survey —
The model simulates two-dimensional groundwater flow and base flow in streams in the Great Divide Unit of the Chequamegon-Nicolet National Forest using the analytic... -
Airborne geophysical survey: Bridgeport, Connecticut (Includes part of Brookhaven ARMS '58)
U.S. Geological Survey —
Aeromagnetic data were collected along flight lines by instruments in an aircraft that recorded magnetic-field values and locations. In the earlier days of surveying,...
744 datasets found