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Page 4490, results 112226 - 112250

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Publication Extents

Not all publications have extents, not all extents are completely accurate
Low-flow data for selected partial-record stations in Ohio
R.R. Schwartz
1985, Open-File Report 84-824
Low-flow characteristics for 67 low-flow partial-record stations defined in Ohio since the 1978 water year are presented. Low-flow characteristics presented ar the 7-day 10-year low flow , the 7-day 2-year low flow, and the flow equalled or exceeded 90 percent of the time. The 7-day 10-year low-flow ranged from 0...
Index of ground-water quality data for Florida
P. R. Seaber, O.O. Williams
1985, Open-File Report 85-177
The Master Water Data Index of the U.S. Geological Survey contains records and information for 13,925 ground-water quality collection sites in Florida as follows: 2,180 active and 11,559 inactive well sites, and 39 active and 147 inactive spring sites. Ground-water quality data have been and are being collected at more...
Preliminary report on a study to estimate flood volumes of small rural streams in Ohio: Methods, site selection, and data base
J. M. Sherwood
1985, Open-File Report 84-470
In 1981, the U.S. Geological Survey, in cooperation with the Ohio Department of Transportation and the Federal Highway Administration, began a 7-year flood-volume study of small rural basins in Ohio. This report summarizes the methods of study and describes reconnaissance and site-selection procedures, locations and characteristics of the stations, instrumentation,...
Selected annotated bibliographies for image mapping : geometric registration, resampling, contrast enhancement, spatial filtering, and color calibration
B.K. Quirk
1985, Open-File Report 85-51
Many articles have been published in the image processing areas associated with image mapping, but no document has combined these references in a single publication. Image mapping is a new and dynamic field and a baseline document reviewing past research in the image processing areas associated with it needs to...
Precambrian basement map of the northern Midcontinent, U.S.A.
1985, Open-File Report 85-604
The northern midcontinent region includes the buried basement of the interior platform and the southernmost exposed Precambrian rocks of the Canadian Shield (see index map). Structurally, it is part of a continent-wide "tectonic collage" consisting of (1) Archean cratonic elements (>2500 Ma) and remnants of Early Proterozoic (-1,900-2,100 Ma) cratonic...