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Page 5113, results 127801 - 127825

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Classification of ground-water recharge potential in three parts of Santa Cruz County, California
K. S. Muir, Michael J. Johnson
1979, Open-File Report 79-1065
Ground-water recharge potential was classified in the Santa Cruz coastal area, North-central area, and Soquel-Aptos area in Santa Cruz County, Calif., for three data elements that affect recharge; slope, soils, and geology. Separate numerical maps for each element were composited into a single numerical map using a classification system that...
Coal geology of the Bowman-Gascoyne area, Adams, Billings, Bowman, Golden Valley, and Slope Counties, North Dakota
Robert C. Lewis
1979, Open-File Report 79-1698
The Bowrnan-Gascoyne area is located in southwestern North Dakota. It is situated on the southwestern edge of the Williston structural basin and the northeastern flank of the Cedar Creek anticline. Strata of the Fort Union Formation (Paleocene), consisting of nonmarine claystone, sandstone, and lignite, dip to the northeast 25-50 ft/mi....
Technique for estimating depth of 100-year floods in New Jersey
A. J. Velnich, Stanley L. Laskowski
1979, Open-File Report 79-419
Techniques are developed for use in estimating 100-year flood depths on New Jersey streams. Equations and graphs are presented relating the 100-year flood depth above the mean annual flood to drainage area and area of lakes and swamps. Separate relations for the Coastal Plain and non-Coastal Plain streams in the...