Preliminary determination of epicenters; monthly listing; April-May 1999
National Earthquake Information Center
1999, Open-File Report 99-600-B
Preliminary determination of epicenters; monthly listing; January-March 1999
National Earthquake Information Center
1999, Open-File Report 99-600-A
Water use in Arkansas, 1995
Terrance W. Holland
1999, Open-File Report 99-188
As part of the National Water-Use Information Program, the U.S. Geological Survey (USGS) stores water-use data in standardized format for different categories of water use. These data are aggregated by county, 4- and 8-digit hydrologic units, and aquifer in the Aggregated Water-Use Data System (AWUDS). Site-specific water-use data for public...
Water-level altitudes 1999, water-level changes 1977-99 and 1998-99, and compaction 1973-98 in the Chicot and Evangeline aquifers: Houston-Galveston region, Texas
L.S. Coplin, H. X. Santos, J. W. East
1999, Open-File Report 99-178
This report is one in an annual series of reports that depicts water-level altitudes and water-level changes since 1977 and compaction since 1973 in the Chicot and Evangeline aquifers in the Houston-Galveston region, Texas. The report, prepared in cooperation with the City of Houston and the Harris-Galveston Coastal Subsidence District,...
Lineament map of Area 12 of the New Hampshire bedrock aquifer assessment, northwestern New Hampshire
E. W. Ferguson, G.J. Marcoux, J.R. Degnan, S. F. Clark Jr., H.A. Short, R. B. Moore
1999, Open-File Report 99-89
Lineament map of Area 10 of the New Hampshire bedrock aquifer assessment, northwest-central New Hampshire
E. W. Ferguson, S. F. Clark Jr., H.A. Short, G.J. Marcoux, R. B. Moore
1999, Open-File Report 99-64
Quality of stormwater runoff from an urbanizing watershed and a rangeland watershed in the Edwards aquifer recharge zone, Bexar and Uvalde counties, Texas, 1996-98
P. B. Ging
1999, Open-File Report 99-245
Encroachment of urban development on the outcrop of the Edwards aquifer (the recharge zone), particularly in Bexar County, has raised the issue of possible contamination of water that enters the aquifer. Increasing residential and commercial development on the recharge zone increases the potential for runoff containing toxic substances, oil spills,...
Geochemical data for stream-sediment, heavy-mineral-concentrate, and rock samples collected from the Fortyseven Creek gold-arsenic-antimony-tungsten prospect, southwestern Alaska
John E. Gray, G. K. Lee, R. M. O’Leary, P. M. Theodorakos
1999, Open-File Report 99-584
In the summer of 1991, we conducted a reconnaissance geochemical survey around the Fortyseven Creek Au-As-Sb-W prospect that is located in the southwestern part of the Sleetmute quadrangle. At that time, this project was a small part of a more comprehensive Alaska Mineral Resource Assessment Program (AMRAP) study of the...
Summary of data for quality assessment materials analyzed from January 1994 through November 1998 using the NAWQA Program bed-sediment analytical protocol
R. F. Sanzolone
1999, Open-File Report 99-588
Radiochemical and chemical constituents in water from selected wells and springs from the southern boundary of the Idaho National Engineering and Environmental Laboratory to the Hagerman Area, Idaho, 1998
R. C. Bartholomay, B.V. Twining, L.J. Campbell
1999, Open-File Report 99-473
On the modified Mercalli intensities and magnitudes of the 1811/1812 New Madrid, central United States, earthquakes
S. E. Hough, J.G. Armbruster, Leonardo Seeber, J.F. Hough
1999, Open-File Report 99-565
Geology of the Oquirrh Mountains, Utah
E. W. Tooker
1999, Open-File Report 99-571
Characterization of mine waste at the Elizabeth Copper Mine, Orange County, Vermont
J. M. Hammarstrom, A. L. Meier, J.C. Jackson, Ryan Barden, P.J. Wormington, J.D. Wormington, R.R. Seal II
1999, Open-File Report 99-564
Principal facts for 300 gravity stations in the vicinity of Los Angeles and Hollywood, California
J. G. Davidson, M.J. Berg, J. C. Hamilton
1999, Open-File Report 99-577
Proceedings of Conference on Status of Geologic Research and Mapping, Death Valley National Park
J.L. Slate, editor(s)
1999, Open-File Report 99-153
Welcome to this conference on the “Status of Geologic Research and Mapping in Death Valley National Park.” We organized this conference in an effort to foster communication and increase awareness among parties conducting geologic research in and around the park. Additionally, we hope to assess the status of geologic mapping...
Aeromagnetic surveying in Wisconsin 1998-99: Digital data files
R. E. Bracken, S. W. Nicholson
1999, Open-File Report 99-527
No abstract available....
Public review draft: digital cartographic standard for geologic map symbolization (Postscript implementation)
Water Resources Division, U.S. Geological Survey
1999, Open-File Report 99-430
Lineament map of Area 13 of the New Hampshire bedrock aquifer assessment, northern New Hampshire
E. W. Ferguson, G.J. Marcoux, J.R. Degnan, S. F. Clark Jr., R. B. Moore
1999, Open-File Report 99-90
Cruise report for O1-99-SC Southern California Earthquake Hazards project
William R. Normark, Jane A. Reid, Ray W. Sliter, David Holton, Christina E. Gutmacher, Michael A. Fisher, Jonathan R. Childs
1999, Open-File Report 99-560
The focus of the Southern California Earthquake Hazards project is to identify the landslide and earthquake hazards and related ground-deformation processes occurring in the offshore areas that have significant potential to impact the inhabitants of the Southern California coastal region. The project activity is supported through the Coastal and Marine...
Land and mineral ownership coverage for the Uinta Basin, Wasatch Plateau and surrounding areas, northeastern Utah
L. H. Biewick, G. A. Green
1999, Open-File Report 99-553-B
This Arc/Info coverage contains land status and Federal and State mineral ownership for approximately 25,900 square miles in northeastern Utah. The polygon coverage (which is also provided here as a shapefile) contains three attributes of ownership information for each polygon. One attribute indicates whether the surface is State owned, privately...
Analysis of geophysical logs, at North Penn Area 6 Superfund Site, Lansdale, Montgomery County, Pennsylvania
Randall W. Conger
1999, Open-File Report 99-271-A
The U.S. Geological Survey (USGS), as part of technical assistance to the U.S. Environmental Protection Agency (USEPA), collected borehole geophysical log data in 34 industrial, commercial, and public supply wells and 28 monitor wells at the North Penn Area 6 Superfund Site, in Lansdale, Pa., from August 22, 1995, through...
40Ar/39Ar age-spectrum data for amphibole, muscovite, biotite, and K-feldspar samples from metamorphic rocks in the Blue Ridge anticlinorium, northern Virginia
Michael J. Kunk, W.C. Burton
1999, Open-File Report 99-552
Chemical and radiochemical constituents in water from wells in the vicinity of the Naval Reactors Facility, Idaho National Engineering and Environmental Laboratory, Idaho, 1996
L.L. Knobel, R. C. Bartholomay, B.J. Tucker, L. M. Williams
1999, Open-File Report 99-272
Alaska digital aeromagnetic database description
G. G. Connard, R. W. Saltus, P. L. Hill, L. Carlson, B. Milicevic
1999, Open-File Report 99-503
Northwest Geophysical Associates, Inc. (NGA) was contracted by the U.S. Geological Survey (USGS) to construct a database containing original aeromagnotic data (in digital form) from surveys, maps and grids for the State of Alaska from existing public-domain magnetic data. This database facilitates thedetailed study and interpretation of aeromagnetic data along...
Hydrogeologic and water-quality data for the East Management Unit of Dover Air Force Base, Kent County, Delaware, 1995-96
J.E. Beman, D. J. Phelan, J.E. Dysart, V. C. Smith
1999, Open-File Report 99-253