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1,098.7 Washougal: 53 550 24.7 Sandy: 92 1,316 65 Middle Columbia. Bonneville Dam to McNary Dam. Wind: 48 580 34.2 Little White Salmon: 31 350 White Salmon: 71.3 1,000 30.4 Hood: 40 720 27.6 Klickitat: 154.3 3,496 44.5 Fifteenmile Creek: 87 970 5.6 Deschutes: 406 27,549.6 215.7 John Day: 457 20,521.3 80.4 Willow Creek: 127 2,300 0.9 Umatilla ...
Bonneville Lock and Dam / ˈbɒnəvɪl / consists of several run-of-the-river dam structures that together complete a span of the Columbia River between the U.S. states of Oregon and Washington at River Mile 146.1. [ 6 ] The dam is located 40 miles (64 km) east of Portland, Oregon, in the Columbia River Gorge.
Lower Granite Dam. Lower Granite Lock and Dam is a concrete gravity run-of-the-river dam in southeastern Washington in the United States. On the lower Snake River, it bridges Whitman and Garfield counties. [6] Opened 49 years ago in 1975, [1][7][8] the dam is located 22 miles (35 km) south of Colfax and 35 miles (56 km) north of Pomeroy.
There are more than 60 dams in the Columbia River watershed in the United States and Canada. Tributaries of the Columbia River and their dammed tributaries, as well as the main stem itself, each have their own list below. The dams are listed in the order as they are found from source to terminus. Many of the dams in the Columbia River watershed ...
[5] [6] [7] The Bonneville landslide sent a large amount of debris south from Table Mountain and Greenleaf Peak, covering more than 5.5 square miles (14 km 2). The debris slid into the Columbia Gorge close to modern-day Cascade Locks, Oregon, blocking the Columbia River with a natural dam approximately 200 feet (61 m) high and 3.5 miles (5.6 km ...
Salmon River cutthroat trout O. lewisi ssp. Native to the Salmon River watershed in central Idaho. [4] [26] [29] John Day cutthroat trout O. lewisi ssp. Native to about 220 miles (355 km) of 41 tributaries to the John Day River watershed in Oregon. Has the smallest and southern-most range of all Westslope Cutthroat. [4] [26] [30] Lahontan
The Dalles Lock and Dam. The Dalles Lock and Dam is a concrete-gravity run-of-the-river dam spanning the Columbia River, two miles (3.2 km) east of the city of The Dalles, Oregon, United States. [2] It joins Wasco County, Oregon, with Klickitat County, Washington, 192 miles (309 km) upriver from the mouth of the Columbia near Astoria, Oregon.
The Chief Joseph Dam is a concrete gravity dam on the Columbia River, 2.4 km (1.5 mi) upriver from Bridgeport, Washington. The dam is 877 km (545 mi) upriver from the mouth of the Columbia at Astoria, Oregon. It is operated by the USACE Chief Joseph Dam Project Office and the electricity is marketed by the Bonneville Power Administration.