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126 - 150 of 417 Items << < 1 2 3 4 5 6 7 8 9 10 > >>
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This report contains the procedures and results of surface geophysical surveys conducted to assist in determining the groundwater resources on property owned by Puu o Hoku Ranch, Ltd., Island of Molokai, Hawaii. The geophysical method employed...
2019-05-21
2019-05-21 1999-01-12 |
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This Hanford Site Forty-Year Environmental Data Collection contains government documents and internal technical reports that document environmental monitoring at the Hanford Site, a nuclear production complex in southeast Washington that was...
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"December 1990"
1990-04-19
2005-01-20 2004-07-06 |
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The Walla Walla basin lies in an arid region of Eastern Washington and Oregon. A large portion of the area is devoted to agricultural production, relying on irrigation water diverted from the Walla Walla River and underlying aquifers occurring...
2012-03-19 (iso8601)
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Aquifers are an important storage location and source of fresh groundwater. They may become polluted by a number of contaminants including mobile divalent radionuclides such as strontium-90 which is a byproduct of uranium fission. A method for...
2011-11-15 (iso8601)
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"July 2003."; "GAO-03-514."
2024-04-19
2005-07-22 2005-05-03 |
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Columbia River Basalt Group (CRBG) aquifers are commonly thought to be relatively flat lying, laterally extensive, and mostly confined, and therefore not likely to be directly connected to surface water. However, many of the CRBG units in...
2011-05-24 (iso8601)
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Based on a literature overview, this paper summarizes the impact and legacy of the contributions of Wilfried Brutsaert and Jean-Yves Parlange (Cornell University) with respect to the current state-of-the-art understanding in hydraulic groundwater...
2013-09-04 (iso8601)
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FINAL ECONOMIC ANALYSIS
OF CRITICAL HABITAT DESIGNATION
FOR THE BULL TROUT
September 2004
FINAL ECONOMIC ANALYSIS
OF CRITICAL HABITAT DESIGNATION
FOR THE BULL TROUT
Prepared for:
Division of Economics
U. S. Fish and Wildlife Service
4401 N....
2024-04-19
2005-07-12 2005-05-05 |
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Three isolates of Escherichia coli were labeled by their resistance
to sodium azide and, separately, to novobiocin, nalidix acid, and tetracycline.
The strains exhibited a high degree of persistence in the soil
environment and were recoverable on...
1979-06-29 (iso8601)
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Injection of wastes into a Ghyben-Herzberg groundwater system presents unique problems because the waste effluents are normally injected into the salt or brackish water underlying the fresh Ghyben-Herzberg lens. Because the waste water commonly...
2008-07-17
2008-07-17 1977-03-01 |
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Computer models are developed for computing optimal perennial groundwater withdrawal strategies for the East Shore Area of Utah's Great Salt Lake. The underlying aquifer has three confined or unconfined layers. Both embedding and response matrix...
1992-01-01
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Benton County has experienced substantial growth in the past 30 years, and is expected to continue growing (BCWP 2008). Continued development has occurred in the Willamette Valley, housing development in the nearby hills of the Coast Range is...
2011-03-23 (iso8601)
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The island of Pohnpei is the eroded remnant of a large shield volcano that was built up from the surrounding sea floor by the repeated eruption of mildly alkalic lava. The main island is composed entirely of volcanic material erupted episodically...
2008-07-17
2008-07-17 1991-03-01 |
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Papers include in-depth material on
Joseph L. Miller's crusade to collect and organize information on the Bull Run
Reserve and watershed and to expand public awareness of threats to its famed
pristine water through formation of the...
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This report describes the development, calibration and use of quantitative, predictive management model for the groundwater in the Utah portion of the Cache Valley in northern Utah. The quasi-three-dimensional...
1984-01-01
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Despite the importance of habitat in determining species distribution and persistence, habitat dynamics are rarely modeled in studies of metapopulations. We used an integrated habitat-occupancy model to simultaneously quantify habitat change, site...
2012-04 (iso8601)
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This report describes the development, calibration and use of a quantitative, predictive management model for the groundwater in the Utah portion of the Cache Valley in northern Utah. The quasi-three-dimensional finite difference computer model...
1984-05-01
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The Wood River Basin lies upstream of Upper Klamath Lake, the main reservoir of the USBR Klamath Irrigation Project that provides irrigation water to 210,000 acres of downstream land. Water allocation became a contentious issue in 2001 when...
2010-07-09T22:09:14Z (iso8601)
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This report fulfills the deliverables required by the cooperative agreement between the U.S.
Army Corps of Engineers and Texas AgriLife Research (TAES/03-PL-02: Modification No.
3) on behalf of the Paso del Norte Watershed Council. Tasks...
2011-01-04
2011-01-04 2024-04-19 |
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Aquifer recharge is generally driven by fluids that move from the Earth’s surface to groundwater through the unsaturated zone, also known as the vadose zone. When the vadose zone is fractured, fluids, which may include contaminants, can move...
2008-04-29 (iso8601)
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This report fulfills the deliverables required by the cooperative agreement between the U.S.
Army Corps of Engineers and Texas AgriLife Research (TAES/03-PL-02: Modification No.
3) on behalf of the Paso del Norte Watershed Council. Tasks...
2011-01-04
2011-01-04 2024-04-19 |
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The general hydrodynamic equations for a spatially varied unsteady flow in a prismatic open channel having an arbitrary cross-sectional shape can be derived from the equations of continuity and momentum. The...
1966-01-01
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To evaluate the effectiveness of overland flow treatment in upgrading secondary wastewater lagoon effluent, three 15 x 36 m plots on a 2.5 percent slope were constructed and sown for a high density vegetative cover...
1978-01-01
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This report fulfills the deliverables required by the cooperative agreement between the U.S.
Army Corps of Engineers and Texas Agricultural Experiment Station (TAES/03-PL-02:
Modification No. 2) on behalf of the Paso del Norte Watershed Council....
2007-11-14
2007-11-14 2006-12-01 |
