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1501 - 1525 of 5942 Items << < 56 57 58 59 60 61 62 63 64 65 > >>
1501 - 1525 of 5942 Items << < 56 57 58 59 60 61 62 63 64 65 > >>
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ington southward into Oregon. Lands to be irrigated within this block include the million-acre Columbia Basin project. The second largest. block occupies the central Snake River Valley in southwestern Idaho. Its development would close an 80-mile...
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The Little Dalles are formed by a great reef of limestone which, at one time, probably made a dam all the way across the river. The narrow channel which the Columbia has worn through the stone is less than two hundred feet in width for a...
2004-08-11
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One of the three fish traps at Rock Island Dam on the Columbia River near Wenatchee, Washington. The traps were made a part of the fish ladders in existence at the dam.
1939-07-26
2024-11-25 |
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Image Caption: LOOKING UP YAKIMA VALLEY --page break-- part of the orchard product. The soil is fertile, but requires irrigation, as the rainfall is small.
The people of Pasco are promoting a very ambitious irrigation project which involves...
2004-07-20
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Abstract of contracts for the improvement of the Upper Willamette River, Oregon, in force, during the fiscal year ending June 30, 1878.
Name and residence of
contractor.
Date of contract.
Subject of contract.
5,000 feet wing-dams, more...
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Image Caption: ATHALMER, LOOKING NORTH
--page break--
had become warm, and the glaciers were melting, or "working," it was at a high stage, the banks being nowhere over two feet above its surface, and many of them flooded. The water was...
2004-07-07
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lower end of the rapids without difficulty, and by 3 o'clock P. M. was at Beavermouth, and went into camp on a grassy flat, at the mouth of Quartz Creek, and near the remains of a sawmill that had burned down—the flat being littered with charred...
2004-07-12
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Caption on mount: Knappton Cannery. Columbia River, Washington
PH Coll 293.45 |
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In situ salinity, turbidity and temperature were measured at
discrete depths and water samples for radioanalysis were simultaneously
collected in the Columbia River Estuary using a specially designed
instrument package.
Particulate radioactivity...
1967-05-11 (iso8601)
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Document: "Snake-Colorado Project, A Plan to Transport Surplus Columbia River Basin Water to the Arid Southwest", October, 1963, page 7
1963-10-01
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A River in Common: The Columbia River, the Salmon Ecosystem, and Water Policy
2. Adaptive Management in the Columbia River
More than one hundred years after the Northwest began these mitigation experiments, one of life's bracing experiences is...
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Various methods have been developed to mitigate the effects of dams on juvenile salmon migrating to the Pacific Ocean through the Columbia River Basin. The collective results suggest that transportation may help mitigate adverse health effects of...
2007-07-24
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Pat Williams was in the U. S. House of
Representatives for Montana from 1979 to 1997. This collection consists of the
materials generated and collected by Williams' office during his eighteen years
in office. Significant subjects...
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Abstract of contracts for the improvement of the Upper Willamette River, Oregon, in force, during the fiscal year ending June 30, 1878.
Name and residence of
contractor.
Date of contract.
Subject of contract.
5,000 feet wing-dams, more...
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A few miles above the south shore axis of the U.S. Army Corps of Engineers John Day Lock and Dam on the Columbia River, the newly relocated Interstate Highway 80N and the Union Pacific transcontinental main line swing across the John Day River....
1960-11-25
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Source PI-74, 77
Tentative Disposition
PI-83 E
PI-82 F
F
Problem or Area of Concern
17. Baker Bay has silted in where there used to be deep water. Wing dams to keep the channel open have shoaled the Washington shore and increased...
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Images of diversion dams in rivers
2024-11-25
2007-01-02 2007-01-02 |
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Using water-permit processes to protect salmon. The states' primary responses to the Council's request that water permit processes be used to protect salmon was to enact various forms of moratoria on new water diversions.179 Idaho imposed a...
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M M 5.
IMPROVEMENT OF THE MOUTH OF COLUMBIA RIVER, OREGON. In compliance with the river and harbor act approved March 3, 1879, a survey of the bar at the mouth of the Columbia River was made under instructions from this office by G. M.... |
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The estimated cost of the project is $1,753,867; of this amount $500,000 can be profitably expended during the next fiscal year in continuing the excavation of the canal prism, the building of the protective embankment, and in building the masonry...
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UMATILLA RAPIDS, 20 MILES BELOW WALLULA, COLUMBIA RIVER.
The water in the Upper Columbia was very low throughout the autumn and winter, and the Umatilla Rapids could seldom be passed either way without injury to the boats. In September two...
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oars, and a canoe paddle. I wanted one of the oars to replace the mended one, which might fail at any time. The oars were on the lower side of the creek where it was impossible to make a landing, and the creek was too large to ford. So, I walked...
2004-07-12
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tion was reached, fifty miles above the mouth of the Unuk.
In 1919 I went to the Unuk River for the last time. I engaged the services of a man at Ketchikan and we went, by motor boat, to Bell Island a hot-spring resort twenty-four miles below the...
2004-06-30
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which annually occur, in the months of April and June. The soundings were taken with the lead. Owing to the shape of the channel at this local. ity, combined with the extreme high water and soft nature of the bottom at the time, it was difficult...
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Typical vegetation of Columbia National Forest along Lower Cispus River, near Randle, Washington
Sword ferns, Oxalis, and trillium carpeting Columbia National Forest along lower Cispus River
1941-04-23
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