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3776 - 3800 of 5942 Items << < 147 148 149 150 151 152 153 154 155 156 > >>
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Master scanned with Epson 1640XL at 800 dpi. Image manipulated with Adobe Photoshop 7.0.
1937-06-30
2003-01-01 |
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Master scanned with Epson 1640XL at 800 dpi. Image manipulated with Adobe Photoshop 7.0.
1937-08-14
2003-01-01 |
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1 map ; 39 x 39 cm. Relief shown pictorially. "Sen. Ex. Doc. No. 1. 1st Sess. 47th Cong." Shows Camp Spokane, proposed pasture reserve, proposed wood reserve, proposed hay reserve, Columbia River, Spokane River, other hydrography, Gordon Prairie,...
1882-11-25
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Master scanned with Epson 1640XL at 800 dpi. Image manipulated with Adobe Photoshop 7.0.
1937-07-31
2003-01-01 |
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Sewage and industrial wastes discharged to the Lower Columbia River cause pollution in the interstate waters of the Columbia River which endangers the health or welfare of persons in Oregon and Washington and, therefore, is subject to abatement...
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INDIAN RAPIDS SITE Physical Description
The Indian Rapids site is located four miles upstream from John Day Dam on the Columbia River (about R.M. 220), and is about 105 miles east of Portland, Oregon. The upper reservoir would be located atop...
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Seasonal pumped-storage does not appear as attractive as weekly cycle pumped-storage for a source of peaking power. However, seasonal storage can provide multi-purpose uses. Further feasibility study of seasonal pumped-storage is required to...
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Caption on mount: Fishermens messhouse, P't Ellis, W'n. Columbia River Washington
PH Coll 293.66 |
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PUMPED-STORAGE AND THE AREA
Description of the Region. The Pacific Northwest is a well-defined area, both economically and geographically. It consists of the U.S. portion of the Columbia River Basin and the area drained by the coastal streams...
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8 Hydro•Thermal Power Program
For 30 years the Pacific Northwest had enjoyed the economic advantage of the lowest
cost electricity in the nation due to the
hydro power generated at the great Federal
dams throughout the Columbia Basin. By...
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In order to efficiently reduce toxic loading to the Columbia River basin, sources and pathways need to be identified. Little is known about the toxic loadings coming from wastewater-treatment facilities and stormwater runoff in the system. This...
2011-05-25 (iso8601)
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This is a part of the Hartline Basin as viewed from the western scarp of the Grand Coulee." As the glacial floods roared southward and plunged over the monocline fold into the Hartline Structural Depression, formed buy the fold seen this side of...
2024-11-25
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Document: "Snake-Colorado Project, A Plan to Transport Surplus Columbia River Basin Water to the Arid Southwest", October, 1963, (foldout) plate 3
1963-10-01
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Claytonia perfoliata is a west-American polyploid complex of
common annuals (x=6). The species is polymorphic; exomorphic
characters are often variable within local populations. In a transect
of the Columbia River Gorge diploids, tetraploids,...
1975-05-12 (iso8601)
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Shrews of the "Sorex vagrans species complex" were classified into
nine taxa on the basis of morphologic and morphometric analyses of
2,299 specimens from Washington, west of the Cascade Mountains in
Oregon, and in the Coast Ranges of California....
1989-04-28 (iso8601)
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Columbia River Basalt Group dikes cut the tonalite-granodiorite Wallowa
Batholith in northeastern Oregon, providing a natural setting in which to examine partial
melting. Many dikes have up to 5 m-wide zones of quenched partially melted wallrock...
2000-07-07 (iso8601)
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Use of basalt aquifers for aquifer storage and recovery (ASR) systems is increasing in the Pacific Northwest due to the large aerial extent of the Columbia River Basalt Group and the suitability of basalts as ASR reservoirs. However, the...
2010-04-14T18:07:42Z (iso8601)
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Battelle
2008-10-03
2008-10-03 1977-11-25 |
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The John Day Reservoir, a large reservoir between the John Day and the McNary Dams on the Columbia River, must be lowered several feet below design level during salmon migration season in order to preserve anadromous fish habitat. This research...
1996-11-26 (iso8601)
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An ASR metric and site rating index applied to over 120 municipal and
agricultural locations across Oregon, combined with comparison to case study data from
existing ASR sites, indicate that more than 50% of selected sites are hydrogeologically...
2008-01-02T16:27:51Z (iso8601)
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