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Page 6425, results 160601 - 160625

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Publication Extents

Not all publications have extents, not all extents are completely accurate
Geology of the Reventado River Watershed, Costa Rica, Part A, General geology
R.D. Krushensky
1969, Open-File Report 69-147
Irazu volcano, a large composite cone, consists of interbedded lava flows, lahars, and ash beds. This rock sequence, named the Irazil Group, has been divided into four formations; from the base: Reventado Formation, Sapper Formation, Birris Formation, and Cervantes Formation. Only the Reventado and Sapper Formations crop out in the...
Variations in low-water streambed elevations at selected stream-gaging stations in northwestern California
John J. Hickey
1969, Water Supply Paper 1879-E
Graphs and a table are presented showing the variations in streambed elevations that have occurred over the years in the low-water channels at selected gaging stations in northwestern California. The streambed elevations are calculated from data obtained during discharge measurements. The greatest elevation changes that were recorded occurred between the...
Erosion and deposition on a beach raised by the 1964 earthquake Montague Island, Alaska
M. J. Kirkby, Anne V. Kirkby
1969, Professional Paper 543-H
During the 1964 Alaska earthquake, tectonic deformation uplifted the southern end of Montague Island as much as 33 feet or more. The uplifted shoreline is rapidly being modified by subaerial and marine processes. The new raised beach is formed in bedrock, sand, gravel, and deltaic bay-head deposits, and the effect...
Ground-water levels in observation wells in Oklahoma, 1967-68
R.H. Bingham
1969, Open-File Report 69-335
The investigation of the ground-water resources of Oklahoma by the U.S. Geological Survey in cooperation with the Oklahoma Water Resources Board includes a continuing program to collect records of water levels in selected observation wells on a systematic basis. These water-level records: (1) provide an index to available ground-water supplies;...