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Oregon Digital
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number of people. The city of Portland, on the Willamette River near the Columbia, is a port for ocean-going vessels and river barges. It is also the major commercial and industrial center of the entire Columbia River Basin. The Puget Trough is...
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Land
The total area of the Columbia River Basin within the United States is approximately 140,700,000 acres. Subsequently used statistics of area, however, are based on data only for counties which lie entirely or largely within the basin and...
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Over half (4,500,000 acres) of the harvested crop land is used for small grain production, virtually all of it by dry-farming methods. An acreage of dry-farm land of comparable area (4,500,000 acres) lies fallow. Hay occupies nearly one-third...
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ileges are transferable, there will be relatively few opportunities of this sort available to new settlers. Hence, it will be desirable to advise new settlers to make livestock ventures self-contained. This opportunity as well as that for...
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Image captions: Old growth Douglas fir and hemlock in Willamette Valley, Oreg.
Sawmill near Eugene, Oreg., across storage pond.
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Minerals
The rush of population to sites of precious metal discoveries in Idaho, northeastern Oregon, and western Montana shortly after the middle of the last century provided the impetus for settlement in several portions of the basin....
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Water
The water resources of the Columbia River Basin have held a key position in the economic development of the region and will occupy an even more significant place in the future. They have made possible the irrigation of 3,700,000 acres...
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plants (808,000 and 518,400 kilowatts, respectively) aggregate 42 percent of the total installations in the Pacific Northwest. Transmission facilities providing regional interconnections between plants and load centers were established before...
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construction of works to control floods not only prevents losses which would otherwise be sustained, but in many instances converts a liability into an asset.
Floods in the Columbia River system do not present the frequently recurring menace...
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The ratio between employment in manufacturing and in service activities is 1 to 5. For the United States as a whole, however, one person was engaged in manufacturing for each 2.3 employed in service activities. Relative to employment in commercial...
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tional parks and national monuments, under the jurisdiction of the National Park Service. The other type embraces the camp grounds and other recreational areas within the national forests administered by the United States Forest. Service....
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tolerated. There remains, however, an urgent need for further research to determine methods of forest and range land-use practices which will permit the maximum economic use of the land resources without adversely affecting the usefulness of...
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LEGEND
Decrease in County Population Increase in. County Population
POPULATION DISTRIBUTION
1940
Source: U.S. Census 1940
National Resources Planning Board Bureau of Reclamation
1940-1943
CIVILIAN POPULATION CHANGE
Source:...
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severe, as indicated by percentages of 21.6 and 20.9, respectively, for Idaho and Montana.
A large part of the war workers planned to stay, and evidently are remaining in their present locations, and many more doubtless will seek opportunities...
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tional and regional economy, they will best serve those interests if made for purposes of enduring and continuing use. A public works program for the construction of permanent installations beneficial to the national economy is to be preferred...
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Plans,
Costs, and
Benefits
"Direct and indirect benefits of the undertakings would be large and far reaching. The lands developed by irrigation, drainage, and flood control works would support a farm population of approximately 300,000....
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CHAPTER III
Plans, Costs, and Benefits The potential development of water resources outlined in the report (United States portion of the basin only) embraces 238 separate projects, large and small. Many of them are multiple-purpose... |
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port undoubtedly will take decades. The preparation of detailed plans for this long continued undertaking requires much additional investigation to supplement the findings of preliminary studies upon which many of the potential projects have...
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capacity of 10,598,600 kilowatts. The net output of the developments, including changes in production at existing installations, would be 55,672,000,000 kilowatt-hours of firm energy and 9,195,000,000 kilowatt-hours of secondary energy. Firm...
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Flood Control
Authorized developments and others investigated for the protection of property and life from flood consist of 51 improvement projects including 43 levee and drainage projects, and flood control storage in 42 reservoirs. These...
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protection for life and property provided against floods. About 3,876,000 acres of new land would be made available by irrigation and by drainage and diking projects. Lands benefited by supplemental irrigation water (1,523,300 acres) and by...
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The Twin Falls-Minidoka-Gooding area occupies a portion of the Snake River Valley and is made up of the counties of Gooding, Lincoln, Minidoka, Jerome, Twin Falls, and Cassia, Idaho. The large irrigated acreage on the Snake River Plain, where live...
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PERCENTAGE OF POPULATION IN TOWNS CENSUS YEARS 1900 -1940
TWIN FALLS-MINIDOKA-GOODING AREA
1900
1920
1940
SOURCE, 1900,'10, '20 FROM BUREAU OF CENSUS AND OTHER DATA, 1930 AND 1940 FROM CENSUS
FARM AND NON-FARM POPULATION
AND ACRES OF...
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ulated no local enterprises of great importance for the distribution of these goods.
Development in 1940.—By 1940 this picture had changed completely. The scattered islands of land irrigated in 1900 for the most part had been made parts of a...
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