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3001 - 3025 of 5942 Items << < 116 117 118 119 120 121 122 123 124 125 > >>
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RIVER AND HARBOR IMPROVEMENTS. 327
The difference of level is to be overcome by a lock with available
chamber of 462 feet by 90 feet.
The excavation for this chamber and the upper and lower canals lead-
ing to it, for their...
2006-06-16
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1404 REPORT OF THE CHIEF OF ENGINEERS, U. S. ARMY.
those two points. The estuary furnishes excellent fresh-water harbor
facilities, which also extend up the stream to Portland, Oreg., a dis-
tance of 110 miles. A description of the...
2006-06-16
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MAP OF A PORTION OF THE COLUMBIA RIVER BELOW THE CASCADES CANAL
SHOWING WORK DONE ON RIVER IMPROVEMENT
AT BIG EDDY RAPID
1883-4
Scale
Boulder Point
Extreme water of 1884
Blasted
Not Blasted
WASHINGTON TERRITORY
OREGON
Big...
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Hapgood and Company were Northwest salmon packers and shippers, and were successors to Hapgood, Hume and Company. The collection (1870-1897) contains ledgers, correspondence, invoices, sales, account information, and other financial records.;...
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To accompany Report of Board of Engineers for Fortrifications and River and Harbor Improvements of February 12th 1881.
Soundings are expressed in fact and show the depths at the average of lowest low water.
Note. Small circles in red...
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The Horner Museum Oral History Collection consists of more than 250 oral history interviews conducted or assembled by the Horner Museum. The interviews address a variety of topics including the stories of Oregon State University faculty, students,...
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ests of this great and rapidly-developing portion of our country will demand the construction of canals around these obstacles, now passed by railway portage; but as the absolute necessity for such improvement has already been set forth in reports...
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View of center enclosure before unwatering about 65 million gallons, frozen over. In the distance is section "E" of west cofferdam partly removed.
1937-01-06
2024-11-05 |
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channels north of the " Hog's Back," which finally resulted in the discovery of an excellent one, having not less than 17; feet at its shoalest point, and that at an extremely low-tide. The new channel commences from buoy U, passing beacons A and...
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RESIDUALISM - Downstream migrant salmonids get "lost" in a large reservoir and never make it through.
REVETMENT, RIPRAP - A protective structure along a stream bank to prevent erosion comprising several layers of broken stone.
RIPARIAN -...
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A black and white view that has been identified as Cascade Rapids on the Columbia River, seen before the Bonneville Dam was built. In the foreground are low white-capped waves; to the right a low, tree-lined shore. Rocks and small tree-clad...
2004-04-19
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Federal (Cont'd)
F-16 - Bureau of Outdoor Recreation
F-17 - National Marine Fisheries Service
F-18 - National Ocean Survey
F-19 - Pacific Northwest River Basins Commission
F-20 - National Park Service
State
Washington
W-1 -...
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Corner of a timber crib for cross river cofferdam - 12 x 12 inch fir.
1936-05-01
2024-11-05 |
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We evaluated the impact of predation on juvenile steelhead Oncorhynchus mykiss and yearling and subyearling Chinook Salmon O. tshawytscha by piscivorous waterbirds from 11 different breeding colonies in the Columbia River basin during 2012 and...
2016 (iso8601)
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Looking downstream to mouth of Gordon Creek, a tributary to the Sandy River
1941-05-26
2003-01-01 |
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Pacific lampreys (Lampetra tridentata) have declined in abundance in the
Columbia River Basin. Although, the reasons for the decline are unclear, we suggest that
development of hydroelectric dams and habitat alterations in tributaries as the main...
2001-01-19 (iso8601)
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Master scanned with Epson 1640XL at 800 dpi. Image manipulated with Adobe Photoshop 7.0.
1940-02-29
2003-01-01 |
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Falls above Timber Creek, tributary to the Washougal River
1935-07-29
2003-01-01 |
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Final Designations, Recreation Intensity Zones, and Management Direction
resources. Strategies for enhancing the resources were considered in the same process, and are presented in Chapter 5.
Based on the goals and policies as they appear in...
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The U.S. Geological Survey (USGS) has monitored the water quality in the Rio Grande Basin as part of the redesigned National Stream Quality Accounting Network (NASQAN) since 1995 (Hooper and others, 1997). The NASQAN program was designed to...
2024-11-05
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Document:From Joseph Jensen, Confidential Report to M.W.D. Directors, "Conference with Secretary of the Interior Udall," December 15, 1964, page 1
1964-12-15
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Speech about U.S. Bureau of Reclamation projects for the coming fiscal year
1974-11-13
2007-01-02 2007-01-02 |
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Perch and trout are residents of the lake behind American Falls Dam, and bass and perch are taken from the Walcott Reservoir.
Wildlife.—Mule deer, widely distributed throughout the upper basin, are the most common big game. Locally, in the...
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in the ocean and in-river; the world's largest hydroelectric system; a major artery of navigation; a regional flood control system; and a sprawling system of fish hatcheries. Each of these factors is connected to all of the others, and so water...
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