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3826 - 3850 of 5942 Items << < 149 150 151 152 153 154 155 156 157 158 > >>
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Document: "Snake-Colorado Project, A Plan to Transport Surplus Columbia River Basin Water to the Arid Southwest", October, 1963, page 4
1963-10-01
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Document: "Secretary Udall Moves," America, Febuary 13, 1965, page 2
1965-02-13
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During the past decade (1978-87), breeding success and
productivity of bald eagles on the lower Columbia River (LCR) has
been far below state and regional averages and well below levels
required for delisting under the Endangered Species Act by...
1988-06-13 (iso8601)
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SOURCE: FOREST SERVICE, U.S. DEPARTMENT OF AGRICULTURE
DAILY SAWMILL CAPACITY IN M.B.F.
FORESTS OF SAWTIMBER SIZE.
FORESTS LESS THAN SAWTIMBER SIZE.
RECENT AND NONRESTOCKED CUTOVERS, DEFORESTED BURNS.
NONCOMMERCIAL FOREST.
TOTAL...
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A great deal is known about economic and social adjustments in modern societies, but the two are not well
integrated in social science literature. The unique biological conditions in the fishery further complicate decision making at
both the micro...
2001 (iso8601)
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Scrapbook of photographs and clippings highlighting major projects--and ceremonies for projects--Gilbert Stamm presided over while commissioner of the Bureau of Reclamation
2007-01-03 2007-01-03 |
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wildlife conservation, recreation, and silt control may be made when further investigations have been completed. Reimbursable allocations noted herein would be reduced by the amount of such additional nonreimbursable costs. With respect to...
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only a luminous lilac mist floating above the southwestern mountains to mark where the sun had set; but it was enough—just enough—to throw a glow of pale amethyst on the frothy tops of the white-caps, leaving the untorn water to roll on in...
2004-08-16
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On March 25, 1999, the National Marine Fisheries Service (NMFS) listed the anadromous Oncorhynchus mykiss (O. mykiss), or steelhead, population in the Middle Columbia Evolutionarily Significant Unit (ESU) as threatened under the Endangered Species...
2015-05-01
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Camp Keller, a 375-man W.P.A. camp, located about 21 miles above the dam.
1939-07-25
2024-11-05 |
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poses ; completion of protective wall and timber bulkhead; continuation of excavation and of side wall of canal and wing walls of lock, and to the preparation of masonry stone. For the bowlder dredge it is in intended to use the clam-shell dredge...
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Image Caption: HEAD OF JOHN DAY RAPIDS --page break-- above the highway bridge. The farmer's wife and daughter were in the field when I reached it and from them I obtained a couple of fine, ripe melons cut fresh from the vine, and the last I was...
2004-07-20
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Operations were confined to dredging on Swan Island Bar, where 1,400 cubic yards were removed. The channel cut was 1.7 feet deep at low-water, and 85 feet long, 2,000 linear feet yet remaining to be cut through, with a width of from 200 to 250...
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navigated with safety, and many of which require immediate work in order that steamers may ascend to Lewiston, Idaho, during the low-water season. A careful reconnaissance of all these rapids has been made by myself, and surveys have been made of...
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ance of fine weather, necessary for this kind of work, decided me to adopt this plan instead of waiting for more favorable tides. The season was far advanced, and the winter rains liable to commence at any time, raising the water and bringing down...
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Looking westerly along downstream cross-river cofferdam. Center tower of suspension bridge at the right. Block 40 in the center.
1937-08-13
2024-11-05 |
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With diversion of the Columbia River through the North Shore spillway bays at the U.S Army Corps of Engineers' John Day Lock and Dam, barges and tows are now utilizing the temporary channel and permanent lock of the huge multipurpose project.
1960-11-05
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2005-08-04
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PLAN FORMULATION - One of the final steps in the planning process wherein the options for meeting the needs are compared, and one or more viable plans selected for recommendation to the decision making body.
PLANNING PROCESS - All activities...
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General view of the spillway section of Grand Coulee Dam, taken from the west bank for the Columbia River. On this date, approximately 80,000 cubic feet of water per second was plunged nearly 350 feet vertically down the face of the dam, creating...
1944-08-16
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A picturesque curve around the cliffs at Shepperd's Dell.
THE COLUMBIA RIVER HIGHWAY.--[See page 8.]
2004-03-02
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5. What capability will be usable at Grand Coulee without the limit of downstream capability?
6. Will pumped storage provide an economical substitute for this hydroelectric capacity?
7. Will there be a continued installation of...
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Letter to Major General R. E. McConnell, Subject: Columbia River and Tributaries Study
The discussions vary widely in their treatment of their subject. This is in conformance with your suggestions as to classification of the problems, namely:...
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