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Not all publications have extents, not all extents are completely accurate
Interpretation of an aerial radiometric survey of the San Gorgonio Wilderness Area and vicinity, San Bernardino County, California
James A. Pitkin, Joseph S. Duval
1981, Miscellaneous Field Studies Map 1161-B
The aerial radiometric data for the San Gorgonio Wilderness Area show slight correlation with mapped geology and contain no information of economic significance. Precambrian and modified Precambrian crystalline rocks have more eTh compared to Mesozoic plutonic rocks and one rock unit mapped as a pluton has slightly more K. These...
Map showing geothermal resources of the Lake City-Surprise Valley Known Geothermal Resource Area, Modoc County, California
1981, Miscellaneous Field Studies Map 1299
This report summarizes geothermal data from published and unpublished geophysical, geochemical, and geologic reports on Surprise Valley that have been prepared during the past 26 years.  Particular emphasis is placed on a comprehensive structural interpretation of the west half of the valley that is based on map compilation of concealed...
Geologic map of the Beaver Creek Wilderness, McCreary County, Kentucky
Kenneth J. Englund, Nancy K. Teaford
1981, Miscellaneous Field Studies Map 1348-A
The Beaver Creek Wilderness comprises approximately 4,800 acres and is principally within the cliffline bordering the Beaver Creek drainage basin in McCreary County, southeastern Kentucky. It is part of the Beaver Creek Cooperative Wildlife management Area in the Daniel Boone National Forest, which is managed by the U.S. Forest Service...
Aerial radiometric and magnetic surveys, Snowy Range Wilderness Study Area and contiguous area, southeastern Wyoming
Joseph S. Duval, James A. Pitkin
1981, Miscellaneous Field Studies Map 1366-A
The Wilderness Act (Public Law 88-577, Sept. 3, 1964) and related acts require the U.S. Geological Survey and the U.S. Bureau of Mines to survey certain areas on Federal lands to determine their mineral resource potential.  Results must be made available to the public and be submitted to the Administration...
Seismicity map of the state of Nebraska
B. Glen Reagor, Carl W. Stover, Sylvester Theodore Algermissen
1981, Miscellaneous Field Studies Map 1350
The earthquake data shown on this map and listed in table 1 are a list of earthquakes that were originally used in preparing the Seismic Risk Studies in the United States (Algermissen, 1969) which have been recompiled and updated through 1979. These data have been reexamined which resulted in some...