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Page 4426, results 110626 - 110650

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Surficial geology, structure, and thickness of selected geohydrologic units in the Columbia Plateau, Washington
B. W. Drost, K. J. Whiteman
1986, Water-Resources Investigations Report 84-4326
A 2-1/2 year study of the Columbia Plateau in Washington was begun in March 1982 to define spatial and temporal variations in dissolved sodium in the Columbia River Basalt Group aquifers and to relate these variations to the groundwater system and its geologic framework. This report describes the geologic framework...
Potentiometric map of the lower Wilcox aquifer in Mississippi, fall 1982
Daphne Darden
1986, Water-Resources Investigations Report 85-4059
This potentiometric map is the second map of the lower Wilcox aquifer in a series of maps prepared by the U.S. Geological Survey in cooperation with the Mississippi Department of Natural Resources, Bureau of Land and Water Resources, delineating the potentiometric surface of the major aquifers in Mississippi. The potentiometric...
Divisions of potential fracture permeability, based on distribution of structures and lineaments, in sedimentary rocks of the Rocky Mountains-High Plains region, Western United States
Maurice E. Cooley
1986, Water-Resources Investigations Report 85-4091
The principal map show geologic structures and lineaments that indicate fracture traces in sedimentary rocks in all or parts of Arizona, Colorado, Kansas, Nebraska, New Mexico, Oklahoma, South Dakota, Texas, Utah, and Wyoming.  Fractures associated with geologic structures and lineaments may affect the potential fracture permeability of consolidated rocks.  Divisions...
Geohydrology of the glacial-outwash aquifer in the Baldwinsville area, Seneca River, Onondaga County, New York
Timothy S. Pagano, David B. Terry, Arlynn W. Ingram
1986, Water-Resources Investigations Report 85-4094
Seven sheets of map data comprise this geohydrologic report. Sheet 1, surficial geology, illustrates the distribution of: open water areas; artificial fill; made land; urban land; alluvial silt and sand; alluvial sand and gravel; peat, marl, muck and clay; lake silt and/or clay; delta sand and gravel; beach sand and...
Metallogenic map of volcanogenic massive-sulfide occurrences in New Mexico
J. M. Robertson, M.S. Fulp, M.D. Daggett
1986, Miscellaneous Field Studies Map 1853-A
New Mexico volcanogenic massive-sulfide occurrences, which typically contain pyrite and pyrrhotite accompanied by variable amounts of base-metal sulfides and precious metals, are found within mainly subaqueous, compositionally bimodal metavolcanic successions of Early to Middle Proterozoic age that are exposed primarily in the north-central part of the state. Host rocks include...
Distribution and altitude of the top of saline ground water in the southeastern Coastal Plain
Roger W. Lee, Sydney S. DeJarnette, Rene A. Barker
1986, Water-Resources Investigations Report 85-4109
A map prepared by the U.S. Geological Survey shows the approximate distribution of saline water (greater than 10,000 mg/L as NaCl) in the Southeastern Coastal Plain. The primary distribution of saline water is in Cretaceous sediments and may be characterized as an extensive body of fluid whose upper surface generally...
Detection of contaminant plumes in ground water of Long Island, New York, by electromagnetic terrain-conductivity surveys
Thomas J. Mack, P. E. Maus
1986, Water-Resources Investigations Report 86-4045
Electromagnetic terrain conductivity surveys were conducted at four landfills in Suffolk county and at an artificial recharge site in Nassau County to assess the feasibility of this technique for detecting contaminant plumes. The technique was successful at three of the landfills; results compared closely with those indicated by specific conductance...
Ground-water levels in the Great Basin region of Nevada, Utah, and adjacent states
James M. Thomas, James L. Mason, James D. Crabtree
1986, Hydrologic Atlas 694-B
The Great Basin Regional Aquifer-System Analysis (RASA) is the tenth study in a national program b the U.S. Geological Survey to analyze regional ground-water systems that comprise a major part of the Nation’s water supply. The main objectives of RASA studies are to: (1) Describe the ground-water systems as they...
Ground-water availability and water quality at Southbury and Woodbury, Connecticut
D. L. Mazzaferro
1986, Water-Resources Investigations Report 84-4221
Increases in population and commercial and industrial development during the past 20 years have increased the demand for water in the Towns of Southbury and Woodbury, Connecticut. The stratified-drift aquifer, underlying much of the Pomperaug River valley, is the most practical source for additional large supplies. The yield of the...
Discharge ratings for control gates at Mississippi River lock and dam 12, Bellevue, Iowa
Albert J. Heinitz
1986, Water-Resources Investigations Report 86-4135
The water level of the navigation pools on the Mississippi River are maintained by the operation of tainter and roller gates at the locks and dams. Discharge ratings for the gates on Lock and Dam 12, at Bellevue, Iowa, were developed from current-meter discharge measurements made in the forebays of...
Water resources of Lake and Moody counties, South Dakota
D. S. Hansen
1986, Water-Resources Investigations Report 84-4209
The primary sources of surface water in Lake and Moody Counties are the Big Sioux River and its intermittent tributaries, and Lakes Herman, Madison, and Brant. Seasonal variations in streamflow and lake levels are directly related to seasonal variations in precipitation. Dissolved-solids concentration in water from streams and lakes increases...
Reconnaissance of surficial geology, regolith thickness, and configuration of the bedrock surface in Bear Creek and Union Valleys, near Oak Ridge, Tennessee
A.B. Hoos, Z. C. Bailey
1986, Water-Resources Investigations Report 86-4165
A preliminary interpretation of the lithology, thickness of regolith, and configuration of the bedrock surface underlying Bear Creek and Union Valleys near Oak Ridge, Tennessee, was made based on geologic and geophysical data from boreholes and cores in Bear Creek Valley and on related work of other investigators. Analysis of...
Development of a water-use data system in Minnesota
M.A. Horn
1986, Water-Resources Investigations Report 85-4306
The Minnesota State Legislature passed laws as early as 1937 to regulate use of Minnesota's ground water and surface water through a permit system. Several unsuccessful attempts were made to computerize water-use data reported to the State. The U.S. Geological Survey, through the National Water-Use Information Program, assisted the Minnesota...
An evaluation of water-quality data from Hydrologic Accounting Unit 051100, Green River Basin, Kentucky
David W. Leist
1986, Water-Resources Investigations Report 85-4208
Streamflow and water quality data collected by the U.S. Geological Survey (USGS) and the Kentucky Natural Resources and Environmental Protection Cabinet from 37 sites in the Green River basin were compared to data from the USGS National Stream Quality Accounting Network (NASQAN) Station, Green River near Beech Grove, Kentucky. This...
Effects of surface coal mining on suspended-sediment discharge in a small mountain watershed, Fayette County, Pennsylvania
T.M. Mastrilli, D.E. Stump
1986, Water-Resources Investigations Report 85-4093
Data collected in the upper Stony Fork basin from July 1980 to November 1981 indicate that logging operations associated with block-cut surface mining temporarily increased suspended-sediment discharge of Stony Fork. However, the strip-mining operation did not increase the suspended sediment discharges of Stony Fork because of effective sediment-control measures. These...
Brine contamination of shallow ground water and streams in the Brookhaven Oil Field, Lincoln County, Mississippi
S. J. Kalkhoff
1986, Water-Resources Investigations Report 86-4087
A hydrologic investigation to define areas of brine contamination in shallow freshwater aquifers commonly used for streams that drain the Brookhaven Oil Field, was conducted from October 1983 to September 1984. The Brookhaven Oil Field covers approximately 15 sq mi in northwestern Lincoln County, Mississippi. Since 1943, disposal of approximately...
Hydrologic appraisal of the Pine Barrens, Suffolk County, New York
R.K. Krulikas
1986, Water-Resources Investigations Report 84-4271
The groundwater resources of the Pine Barrens, in southeastern Suffolk County, were appraised during 1982-83 for their potential for use as a supply of potable water. The study area encompasses approximately 50 square miles. The Precambrian bedrock is overlain by Cretaceous, Pleistocene, and Holocene deposits. The surficial material consists of...