Skip to main content
U.S. flag

An official website of the United States government

Dot gov

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Https

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Search Results

68873 results.

Alternate formats: RIS file of the first 3000 search results  |  Download all results as CSV | TSV | Excel  |  RSS feed based on this search  |  JSON version of this page of results

Page 2230, results 55726 - 55750

Show results on a map

Publication Extents

Not all publications have extents, not all extents are completely accurate
Proceedings of the First membership conference of the National Water Data Exchange, May 9-11, 1978, Denver, Colorado
Beverly M. Myers, Janet M. Nokes
1979, Open-File Report 79-206
This report contains the proceedings of the first membership conference of the National Water Data Exchange (NAWDEX). The purpose of the conference was to acquaint participants in the NAWDEX program with the systems, data resources, and services available throughout the membership, to establish improved personal relationships within the membership, and...
Grain-size analyses of Ordovician sandstones from the Midwestern states
Keith Brindley Ketner
1979, Open-File Report 79-230
Certain Ordovician sandstones of the Midwestern States were investigated for the purpose of determining the range in size of constituent sand grains. Although many size analyses of the same formations have been reported in the literature, the methods of sample collection, preparation, and sieving were not uniform, and the results...
A revised version of Graphic Normative Analysis Program (GNAP) with examples of petrologic problem solving
J. S. Stuckless, G. VanTrump
1979, Open-File Report 79-1237
A revised version of Graphic Normative Analysis Program (GNAP) has been developed to allow maximum flexibility in the evaluation of chemical data by the occasional computer user. GNAP calculates ClPW norms, Thornton and Tuttle's differentiation index, Barth's cations, Niggli values and values for variables defined by the user. Calculated values...
Chemical analyses of coal from the Emery and Ferron Sandstone members of the Mancos Shale, Henry Mountains Field, Wayne and Garfield counties, Utah
Joseph R. Hatch, Ronald H. Affolter, Ben E. Law
1979, Open-File Report 79-1097
As part of a continuing program by the U.S. Geological Survey to collect and chemically analyze representative samples of U.S. coals, 18 samples were collected from the Upper Cretaceous Emery and Ferron Sandstone Members of the Mancos Shale in the Henry Mountains coal field, Wayne and Garfield Counties, Utah (fig....
Radium and uranium concentrations and associated hydrogeochemistry in ground water in southwestern Pueblo County, Colorado
J. Karen Felmlee, Robert Allen Cadigan
1979, Open-File Report 79-974
Radium and uranium concentrations in water from 37 wells tapping the aquifer system of the Dakota Sandstone and Purgatoire Formation in southwestern Pueblo County, Colorado, have a wide range of values and define several areas of high radioactivity in the ground water. Radium ranges from 0.3 to 420 picocuries per...
Floods of December 1978 in Kentucky
J.N. Sullavan, F. Quinones, Richard Foster Flint
1979, Open-File Report 79-977
In 1978, severe flooding throughout the State of Kentucky occurred from December 3-10 as a result of intense precipitation from two storms. The storms of December 3-5 and December 7-10 produced record peak discharges in several areas throughout central and eastern Kentucky, resulting in damages of nearly 50 million dollars...
Selected coal-related ground-water data, Wasatch Plateau-Book Cliffs area, Utah
C. T. Sumsion
1979, Open-File Report 79-915
The Wasatch Plateau-Book Cliffs%area as used in this report consists of about 8,000 square miles in east-central Utah. The major geographic features included in the area are the Wasatch Plateau, Book Cliffs, San Rafael Swell, Price River basin, and a small part of the Green River basin (pl. 1). The...
Hydrologic data from a deep test well, City of Sarasota, Florida
Horace Sutcliffe Jr.
1979, Open-File Report 79-1275
The city of Sarasota drilled a test well to a depth of 3,513 feet at the city's wastewater-treatment facility in downtown Sarasota. The test well was drilled to determine the feasibility of disposing of liquid waste from the city's secondary treatment plant. Drilling of the test well began in July...
Tertiary volcanic rocks of the Mineral Mountain and Teapot Mountain quadrangles, Pinal County, Arizona
William J. Keith, Ted G. Theodore
1979, Open-File Report 79-716
The widespread distribution of Tertiary volcanic rocks in south-central Arizona is controlled in part by prevolcanic structures along which volcanic vents were localized. Volcanic rocks in the Mineral Mountain and Teapot Mountain quadrangles mark the site of a major northwest-trending structural hingeline. This hingeline divides an older Precambrian X terrane...
Analysis of ground water by different laboratories: a comparison of chloride and nitrate data, Nassau and Suffolk counties, New York
Brian G. Katz, Richard K. Krulikas
1979, Open-File Report 79-1063
Water samples from wells in Nassau and Suffolk Counties were analyzed for chloride and nitrate. Two samples were collected at each well; one was analyzed by the U.S. Geological Survey, the other by a laboratory in the county from which the sample was taken. Results were compared statistically by paired-sample...
Water-resources data index for Osceola National Forest, Florida
Paul R. Seaber, Robert W. Hull
1979, Open-File Report 79-984
The U.S. Geological Survey conducted an intensive investigation from December 1975 to December 1977 of the geohydrology of Osceola National Forest. The primary purpose of that investigation was to provide the geohydrological understanding needed to predict the impact of potential phosphate industry operations in the forest on the natural hydrologic...
Hydrometeorological model for streamflow prediction
Wendell V. Tangborn
1979, Open-File Report 79-741
The hydrometeorological model described in this manual was developed to predict seasonal streamflow from water in storage in a basin using streamflow and precipitation data. The model, as described, applies specifically to the Skokomish, Nisqually, and Cowlitz Rivers, in Washington State, and more generally to streams in other regions that...
Summary of hydrologic data for Tampa Bypass Canal System, July 1974 to September 1976
Kennedy W. Causseaux, H.C. Rollins
1979, Open-File Report 79-1297
The Tampa Bypass Canal is part of a flood-control project east of the city of Tampa under construction by the U.S. Army Corps of Engineers. It will divert floodwater from the Hillsborough River at points upstream from Tampa through a canal system to McKay Bay. The U.S. Geological Survey began...
Mesozoic stratigraphy: the key to tectonic analysis of southern and central Alaska
David Lawrence Jones, Norman J. Silberling
1979, Open-File Report 79-1200
Southern and central Alaska constitutes an enormous tectonic mosaic composed of separate structural blocks and fragments that accreted to North America during Mesozoic and early Cenozoic time. Some of these blocks are far traveled, as shown by paleomagnetic and paleontologic studies. More than 25 discrete tectonostratigraphic terranes now are known,...
Modeling highly transient flow, mass, and heat transport in the Chattahoochee River near Atlanta, Georgia
Harvey E. Jobson, Thomas N. Keefer
1979, Open-File Report 79-270
A coupled flow-temperature model has been developed and verified for a 27.9-km reach of the Chattahoochee River between Buford Dam and Norcross, Ga. Flow in this reach of the Chattahoochee is continuous but highly regulated by Buford Dam, a flood-control and hydroelectric facility located near Buford, Ga. Calibration and verification...
Structural controls of hot-spring systems on southwestern Montana
Robert A. Chadwick, Robert Benjamin Leonard
1979, Open-File Report 79-1333
Thermal waters that issue as hot (more than 38C) springs in southwestern Montana appear to circulate to depth along Cenozoic block faults, deep fractures penetrating the dominantly crystalline rock crust, or major structural lineaments. At individual hot springs, rising thermal waters are transmitted along conduits formed by the intersection of...
Water-quality data from a landfill, Pinellas County, Florida, May 1975-October 1977
Mario Fernandez
1979, Open-File Report 78-822
Ground water in and near a proposed landfill site can become contaminated by leachates from the fill material. Realizing that potential, Pinellas County entered into a cooperative investigation with the U.S. Geological Survey to determine background water-quality conditions, and to evaluate the potential effects of landfill leachate on the quality...
January 1979 water levels, and data related to water-level changes, western and south-central Kansas
Marilyn E. Pabst
1979, Open-File Report 79-925
This report contains hydrologic data on water-level measurements in observation wells in western and south-central Kansas. The measurements were made in mid-winter, mostly in January, when pumping was minimal and water levels had recovered from the effects of pumping during the previous irrigation season. This report also provides basic hydrologic...
Availability of supplemental water supplies at salmonid fish-propagation stations in Wisconsin
C. Albert Harr, R.P. Novitzki
1979, Open-File Report 79-1170
Supplemental water supplies are available at all the 12 fish-propagation stations. At seven of the stations water may be obtained by diverting or impounding streams. Ground water is available from glacial sand-and-gravel aquifers at all the stations and from sandstone aquifers at 7 of the 12 stations. Probable well yields...
Derivation of homogeneous streamflow records for the Green River basin, Kentucky
T.W. Hale
1979, Open-File Report 79-1066
Four flood-control reservoirs, Green River Lake, Nolin River Lake, Barren River Lake, and Rough River Lake, were completed in the Green River basin of Kentucky between 1959 and 1969. A digital computer model of these reservoirs and the stream reaches from the reservoirs downstream to the Green River at Calhoun,...
Selected water-level records for Oklahoma, 1976-1978
Robert L. Goemaat, Dannie E. Spiser
1979, Open-File Report 79-1580
A systematic program to collect water-level records in Oklahoma began in 1937. The objectives of this program are (1) to provide long-term records of water-level fluctuations in representative wells, (2) to facilitate the prediction of water-level trends and indicate future availability of ground-water supplies, and (3) to provide information for...
Magnitude and frequency of floods in western Oregon
David Dell Harris, Larry L. Hubbard, Lawrence E. Hubbard
1979, Open-File Report 79-553
A method for estimating the magnitude and frequency of floods is presented for unregulated streams in western Oregon. Equations relating flood magnitude to basin characteristics were developed for exceedance probabilities of 0.5 to 0.01 (2- to 100-year recurrence intervals). Separate equations are presented for four regions: Coast, Willamette, Rogue-Umpqua, and...
Streamflow Estimates in Selected Wisconsin Streams
R.P. Novitzki
1979, Open-File Report 79-1282
The Wisconsin Department of natural Resources needs streamflow information in lake basins where lake-rehabilitation programs are implemented but where long-term stream-gaging stations are not justified. The U.S. Geological Survey provided streamflow estimates for 24 streams in Wisconsin. The estimates were made by the use of (1) midmonthly measurements, (2) basin...