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1126 - 1150 of 5942 Items << < 41 42 43 44 45 46 47 48 49 50 > >>
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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....
2024-11-25
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feet. Without irrigation, the run-off thus would total about 21,600,000 acre-feet, of which the amount consumed by irrigation is somewhat more than 10 percent. Further irrigation developments ill prospect will bring the consumptive use for this...
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over Dove Rock, and boats descending found it almost impossible to pass on either side without being thrown upon it. As the reduction of this rock had been asked, on the same grounds, by the principal pilots for several years, I felt that their...
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As part of the Northern Rockies Intermontane Basins study of the National Water-Quality Assessment Program, data collected between 1974 and 1996 were compiled to describe contaminants in tissue of riverine species. Tissue-contaminant data from 11...
1999-11-25
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CENTRAL SNAKE
DEVELOPMENT OF WATER RESOURCES Summary
Present Development
Irrigation is the primary use of the water resources of the central Snake Basin. The waters of several tributaries to the Snake River are quite fully developed for...
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Metals are a persistent form of freshwater pollution and have been shown to bioaccumulate in aquatic macroinvertebrates through direct contact with contaminated water, sediments, and through consumption of contaminated organisms. This research...
2011-04-13 (iso8601)
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Abstract of contract for improving Upper Columbia River, Oregon, in force during the fiscal
year ending June 30, 1884, in charge of Capt. Charles F. Powell, Corps of Engineers.
No.
Name and residence of contractor.
1 Frank T. Dodge,...
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Operations were commenced on August 8 and were continued until September 18, with. more or less delay from breakage, hauling out for vessels, &c.; a channel 600 feet long, 100 feet wide, and 18 feet deep at low-wafer was opened by removing 9,405...
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5194 congressional record —house March 31 The proposed conference substitute approved as a basis for the future development of the Gila River the comprehensive plan for improvement for the Gila River between Camelsback Reservoir site and the mouth...
2009-04-01
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Sympatric steelhead and resident rainbow trout (Oncorhynchus mykiss) are known
to exist in many rivers throughout the Pacific Rim. Whether sympatric steelhead and
resident rainbow trout are polymorphisms within a single gene pool or two...
2000-05-05 (iso8601)
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In presenting its report the Board deems it best to discuss each bar separately, beginning at Portland and proceeding toward the mouth of the Columbia.
Opposite Portland the channel of the Willamette River presents a depth of from 20 to 40 feet...
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Three of the low slots in dam, east of west cofferdam, for passage of river during diversion. Slots are 50 feet wide with floor level at elev. 910.
1936-07-01
2024-11-25 |
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by watershed.41 The 1993 plan for the Middle Snake noted that the State Water Plan specifies zero flows at Milner, but committed to work for higher flow levels to "improve some aspects of water quality and fish habitat, and restore some of the...
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river reservoirs below the storage projects. The logic of the drawdown strategy was this: Assume the problem for Snake River salmon is the mainstem federal dams, which themselves slow the flow of water by backing the river up into broad, deep and...
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The Clyde D. Gessel papers (1939-2002) contain correspondence, reports, scrapbooks and maps. While the majority of the collection deals with his work as a member of the American Society of Civil Engineers (ASCE), there is a large portion that...
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Although Congress approved this method of federal representation, the Office of Management and Budget was highly critical of it, recommending that such practices be discontinued. 7/ Finally, while compacts may specify that commissioners reside in...
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these installations are summarized in the following table by type of ownership :
Installed capacity (kilowatts) Ownership
Hydroelectric Fuel-burning Total
Private 98, 925 98, 925
Public 20, 500 1, 200 21, 700
Total 119, 425 1, 200 120,...
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by watershed.41 The 1993 plan for the Middle Snake noted that the State Water Plan specifies zero flows at Milner, but committed to work for higher flow levels to "improve some aspects of water quality and fish habitat, and restore some of the...
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1450 REPORT OF THE CHIEF OF ENGINEERS, V. S. ARMY.
15. Columbia River between Bridgeport and Kettle Falls, Wash.—
The river between the places mentioned is 162 miles long and is
navigable for vessels at certain stages of water. The...
2006-06-16
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This thesis presents a novel approach for propagation of uncertainty in river systems. Errors in data observations and predictions (e.g., stream inflows), in model parameters, and resulting from the discretization of continuous systems, all point...
2013-12-04 (iso8601)
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FF II
IMPROVEMENT OF THE UPPER WILLAMETTE RIVER, OREGON. GENERAL DESCRIPTION OF THE RIVER.
The Willamette River rises in the Cascade range about 100 miles south of its junction with the Columbia, and cuts its way through a post-pliocene...
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quence of the commencement of the annual rise in the river, which necessitated the suspension of all operations for the season. It should be here stated that it is only during the winter-months work can be successfully executed, as at that period...
2005-08-15
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Cispus River above mouth of East Canyon Creek
Cispus River is a tributary to the Cowlitz River.
1936-10-25
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21/ Article I, Ohio River Valley Sanitation Compact.
22/ Article III, New England Interstate Water Pollution Control Compact. 23/ Ibid.
24/ Article IV, Ohio River Valley Water Sanitation Compact.
25/ Article I, Interstate Commission on the...
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