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Not all publications have extents, not all extents are completely accurate
Seismic-reflection profiles of the New Madrid seismic zone-data along the Mississippi River near Caruthersville, Missouri
A. J. Crone, S.T. Harding, D. P. Russ, K. M. Shedlock
1986, Miscellaneous Field Studies Map 1863
The tectonic setting and the earthquake hazards of the New Madrid seismic zone in the northern Mississippi embayment have been the subject of intensive study the past several years as part of the Earthquake Hazard Reduction Program of the USGS (U.S. Geological Survey). These efforts have improved our knowledge of...
Ground-water levels in the alluvial aquifer in eastern Arkansas, 1985
Maria Plafcan
1986, Open-File Report 86-242
This report, prepared by the U.S. Geological Survey in cooperation with the Arkansas Soil and Water Conservation Commission, the U.S. Soil Conservation Service and local Conservation Districts, contains groundwater level measurements in 485 wells tapping the Mississippi River Valley alluvial aquifer of eastern Arkansas. The measurements were made by district...
Operating manual for the digital data-collection system for flow-control structures
J.I. Rorabaugh, W.L. Rapp
1986, Open-File Report 85-691
This manual was written to help the user operate and maintain the digital data collection system for flow control structures. The system is used to measure daily discharge through river control dams. These dams commonly have tainter gates which are raised and lowered to keep the upper pool level relatively...
Water resources data, Washington, water year 1984
E.M. McGavock, W.D. Wiggins, P. R. Boucher, R.L. Blaz, L.L. Reed, M.L. Smith
1986, Water Data Report WA-84-1
Water resources data for the 1984 water year for Washington consist of records of stage, discharge, and water quality of streams; stage, contents, and water quality of lakes and reservoirs; and water levels and water quality of wells and springs. This report contains discharge records for 196 gaging stations; stage...
Water-quality data for Arvada Reservoir, Denver metropolitan area, Colorado
L. J. Britton, N. G. Gaggiani
1986, Open-File Report 86-489
Physical, chemical, and biological water quality data were collected and compiled for five sites in Arvada Reservoir, one site in Ralston Creek, and two sites in Croke Canal, in the Denver metropolitan area, Colorado. The purpose of the data collection was to determine the water quality of Arvada Reservoir, evaluate...
Geochemical maps showing distribution and abundance of barium in two fractions of stream-sediment concentrates, Silver City 1 degree by 2 degrees Quadrangle, New Mexico and Arizona
Kenneth C. Watts, Jerry R. Hassemer, Carl L. Forn, David F. Siems
1986, Miscellaneous Field Studies Map 1183-K
These maps (Maps A and B) show the distribution and abundance barium in the nonmagnetic and magnetic fractions of heavy-mineral concentrates from stream sediments collected in the Silver City 1o x 2o quadrangle, New Mexico and Arizona. Geochemical maps showing the distribution and abundance of 10 other selected key elements and the mineral...
Methods for hydrologic monitoring of surface mining in the central-western United States
J.T. Turk, R. S. Parker, R.S. Williams Jr.
1986, Open-File Report 84-600
The regulations promulgated pursuant to the Surface Mining Control and Reclamation Act require the monitoring of potentially impacted hydrologic systems before, during, and after mining operations. This report details characteristics and processes that commonly determine the most acceptable approaches to hydrologic monitoring in the arid and semiarid central-western United States....