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acres. Indian-owned lands within the project total about 28,500 acres, and the. remaining 10,290 acres of the ultimate project area are State and county lands.
The Camas division, in the valley of the Little Bitterroot River, is irrigated by...
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divisions, all that is planned is extension of the lateral system and its improvement to eliminate excessive seepage losses.
The present irrigable areas, potential extensions, and ultimate irrigable areas of the three divisions of the Flathead...
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Consideration of alternative methods for reducing flood damages showed that. the cost of storage solely for flood-control purposes would be excessive. Storage for flood control in reservoirs constructed primarily for power development, however,...
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Basin are required before major, additional developments can be planned.
lrrigation.—Little quantitative information is available about irrigation potentialities in the Kootenai Basin. The bulk of the land susceptible to irrigation is located...
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Plan for Future Development
Potential water-resource developments involve a large expansion in irrigated acreage and an increase in hydroelectric power production. The latter would be attained largely by greater output from existing...
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tance above and including the mouth of the Clearwater River. This short reach of the Snake is utilized by small powerboats, operating out of Lewiston, Idaho, at the mouth of the Clearwater River, to provide mail and supply service to a few...
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Summary of potential developments
IRRIGATION AND DRAINAGE (ACRES)
Project or unit
Total area benefited
Project or unit
New land
Gravity Pumping Total
area
benefited
Supplemental water
Supplemental water
New land
Gravity...
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Central
Washington
"In no other subdivision is there greater opportunity to use water resources in broadening the agricultural and industrial bases of the economy. . . . Utilization of the water resources of the main stem of the Columbia River...
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Oroville
KEY MAP
Tonasket
Winthrop
TwispRiverside
Omak
Okanogan
Bridgeport
Chelan
Little Falls
SNOQUALMIE PASS
Leavenworth
Wenatchee
Douglas
Ephrata
LINCOLN
SPOKANE
KITITAS
ADAMS
LATAH
Colfax
GINKGO...
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CHAPTER VII
Central Washington GENERAL DESCRIPTION The central Washington subdivision reaches about 220 miles eastward from the summit of the Cascade Range to the mountain border in eastern Washington and western Idaho where it adjoins... |
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In no other subdivision is there greater opportunity to use water resources in broadening the agricultural and industrial bases of the economy. Although much the greater proportion of the land that can be irrigated with waters of tributary streams...
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valleys. One such valley, scoured to a depth of 400 feet below sea level, is now occupied by Lake Chelan. Other valleys, such as the upper Yakima, are less deeply incised but have very low gradients and afford easy avenues of transportation...
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famous is the Grand Coulee with its dry falls, plunge-basin lakes, and channeled scablands. Similar features of lesser grandeur are common throughout the area. The Grand Coulee is significant in that it provides a long channel through higher...
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Run-off data, for major streams—Central Washington
River
Approximate location
Records available 1
Drainage area (square miles)
Average annual
run-off 19:11-40
(acre-feet)
Columbia Trail, British Columbia 2 1913-42 34, 000 50,...
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also have had marked effect upon the soil types developed.
In the lower, southwestern part of the Big Bend the soils were formed under a sagebrush cover. They are gray to light brown in color, are low in organic matter, and vary markedly in...
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The plan adopted to preserve the runs involved trapping the salmon at Rock Island Dam and hauling them alive in special tank trucks to selected streams for release there or to a hatchery, constructed by the Bureau of Reclamation, on the Wenatchee...
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which cut through the wheatlands in the big bend of the Columbia are especially productive of waterfowl. The food and water available in this section and along the Columbia River and its tributaries also serve to spread out the immense flights of...
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large-scale irrigation works were constructed and successful methods for dry-land wheat farming were developed on the semiarid lands. During a period of more than average rainfall in the early 1900's both irrigated and dry lands were settled...
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is of greater relative importance than in any other subdivision of the basin. Fruit production is particularly significant in the irrigated sections, where it accounted for nearly two-thirds of the total value of crops sold or traded in 1939....
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where only about one-fourth of the operators reported doing off-farm work.
The development of additional irrigated lands in the central Washington subdivision will add tremendously to the agricultural production of the area. Approximately...
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KEY MAP
IRRIGATED AREAS
NON-IRRIGATED AREAS
ADAPTED FROM MAPS BY BUREAU OF AGRICULTURAL ECONOMICS, U.S. DEPARTMENT OF AGRICULTURE
CENTRAL WASHINGTON
CROP LAND
tral Washington ranks second among the subdivisions of the Columbia River...
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Image captions: Hop yards and kiln near Yakima, Wash., Yakima project.
Hop yards near Yakima, Wash., Yakima project.
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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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