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J.W.Marriott Library CONTENTdm Server Repository
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Two low-cost innovative sampling procedures for characterizing trichloroethene (TCE) contamination in ground water were evaluated for use at McChord Air Force Base (AFB) by the U.S. Geological Survey, in cooperation with the U.S. Air Force McChord...
2024-05-18
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Instream hydraulic and riparian habitat conditions and stream temperatures were characterized for selected stream segments in the Upper White River Basin, Washington. An aerial multispectral imaging system used digital cameras to photograph the...
2024-05-18
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This report contains the major findings of a 1999-2001 assessment of water quality in streams in the Yakima
River Basin. It is one of a series of reports by the NAWQA Program that present major findings on water resources
in 51 major river basins...
2024-05-18
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The U.S. Geological Survey, Washington State Department of Ecology, and Puyallup Tribe of Indians monitored water temperature, specific conductance, pH, and dissolved-oxygen concentrations in the White River at river miles 4.9 and 1.8 from August...
2024-05-18
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A method of updating flood inundation maps at a fraction of the expense of using traditional methods was piloted in Washington State as part of the U.S. Geological Survey Urban Geologic and Hydrologic Hazards Initiative. Large savings in expense...
2024-05-18
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Management of the water resources of the Methow River Basin is changing in response to the listing of three species of fish under the Endangered Species Act and the Washington State-legislated watershed-planning process. This report describes the...
2024-05-18
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As part of an ongoing investigation of water quality conditions in the Tualatin River Basin, the Uni-fied Sewerage Agency and the U.S. Geological Survey measured phosphorus and E. coli concentrations in the Fanno Creek and Bronson Creek subbasins....
2024-05-18
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Water temperature is one of the most important factors determining the health of fish and other aquatic organisms. If water temperatures warm beyond a critical threshold, particularly during the sensitive life stages of fish, survival can...
2024-05-18
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This report presents the results of a study by the U.S. Geological Survey, done in cooperation with the Oregon Department of Transportation (ODOT), to evaluate the effects of the highway deicing material, calcium magnesium acetate (CMA), on the...
2024-05-18
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Excessive total dissolved gas pressure can cause gas-bubble trauma in fish downstream from dams on the Columbia River. In cooperation with the U.S. Army Corps of Engineers, the U.S. Geological Survey collected data on total dissolved gas pressure,...
2024-05-18
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In July and August of 1994, the U.S.G.S. in cooperation with the Oregon Department of Environmental Quality (ODEQ) collected data to document the spatial extent and diel
variability of dissolved oxygen (DO) concentrations and pH levels in selected...
1995-05-18
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Water samples from four springs and five wells in basalt aquifers near Spring Creek National Fish Hatchery in Skamania County, Washington, were collected and analyzed for selected inorganic ions and stable isotopes. Eight samples were analyzed for...
1995-05-18
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Water-temperature, air-temperature, specific-conductance, wind-speed, and solar-radiation data are presented from a study conducted in the Tualatin River Basin in
northwestern Oregon during 7-month periods from May 1 through November 30, 1994 and...
1997-05-18
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The hydrogeologic setting was described and preliminary estimates of hydrologic components prepared for the Bull Run Lake and for the Bull Run Lake drainage basin, in the Cascade Range of northwestern Oregon. The 0.73-square-mile lake and the...
1996-05-18
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This report is an evaluation of the effects of nutrient loading on water quality in the South Umpqua River Basin. The study was done by the U.S. Geological Survey in cooperation with Douglas County, Oregon. Five wastewater treatment plants were...
1996-05-18
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Between 1992 and 1994, the U.S.Geological Survey conducted a study of trace elements and organic compounds in the Willamette River Basin, Oregon, as part of the Willamette River Basin Water Quality Study. Low-level analyses were performed for...
1996-05-18
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This report presents well data that were collected and compiled during 1985–86 by the U.S. Geological Survey and
used to determine the amount of ground water discharging to the Deschutes River on and near the Warm Springs Indian
Reservation. The...
1996-05-18
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Increased levels of total dissolved gas pressure can cause gas-bubble trauma in fish downstream from dams on the Columbia River. In cooperation with the U.S. Army Corps of Engineers, the U.S. Geological Survey collected data on total dissolved gas...
1996-05-18
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MODTOOLS is a set of computer programs for translating data of the ground-water model, MODFLOW, and the particle-tracker, MODPATH, into a Geographic Information System (GIS). MODTOOLS translates data into a GIS software called ARC/INFO. MODFLOW is...
1997-05-18
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Available information on aquatic biota of the Willamette Basin was reviewed and summarized to describe current and historical conditions as part of the U.S. Geological Survey's National Water- Quality Assessment Program. Biological parameters...
1997-05-18
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Aquatic research has long shown that the survival of cold-water fish, such as salmon and trout, decreases markedly as water temperatures increase above a critical threshold, particularly during sensitive life stages of the fish. In an effort to...
1997-05-18
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The Willamette Basin, Oregon, is one of more than 50 large river basins and aquifer systems (referred to as study units) across the United States where the status and trends of water quality and the factors controlling water quality are being...
1997-05-18
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The current (1993-95) quality of shallow ground water inWillamette Basin alluvium is described using results from two studies. A Study-Unit Survey, or regional assessment of shallow groundwater quality in alluvium, was done from June through...
1997-05-18
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From April 1993 to September 1995, the U.S. Geological Survey conducted a study of the occurrence and distribution of nutrients and pesticides in surface water of the Willamette and Sandy River Basins, Oregon, as part of the U.S. Geological Survey...
1998-05-18
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Dioxins and furans were found in bed sediment and fish tissue throughout the Willamette Basin, including samples from the most remote sites. The highest concentrations in bed sediment were found at sites where industrial or urban
inputs were most...
1998-05-18
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