Seismotectonic maps in the vicinity of the lower Wabash Valley, Illinois, Indiana, and Kentucky - Digital Spatial Database: Wells with structural control
These wells assist in characterizing structures at hypocentral depths in the Wabash Valley. We show locations of 32 wells that provided information about depths to basement, the rifting history of the Rough Creek Graben and Reelfoot rift, coeval rifting e |
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Seismotectonic maps in the vicinity of the lower Wabash Valley, Illinois, Indiana, and Kentucky - Digital Spatial Database: Well locations
This cover contains wells identified by Dart as having useful information for defining the Paleozoic basement in the New Madrid region. Some wells had borehole breakout data that were useful for interpreting the regional stress field. These locations are |
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Geologic map and map database of the Spreckels 7.5-minute quadrangle, Monterey County, California
This digital map database, compiled from previously published and unpublished data, and new mapping by the authors, represents the general distribution of bedrock and surficial deposits in the mapped area. Together with the accompanying text file (skmf.tx |
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Geologic map and database of the Roseburg 30 x 60 minute quadrangle, Douglas and Coos Counties, Oregon
This digital map database, largely compiled from new mapping by the authors, represents the general distribution of bedrock and surficial deposits of the Roseburg 30 x 60 minute quadrangle along the southeastern margin of the Oregon Coast Range and its te |
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