Hydroelectric Information for Columbia and Snake River Projects

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Oxbow Dam - General Information

Oxbow Dam image
Image Source: USACE, Portland District

Dam: Oxbow Dam. Snake River. River Mile 273.0
Constructed: 1961
Owner: Idaho Power Company
Normal Full Pool: 1805.0 feet
Minimum Pool: 1795.0 feet
Powerhouse Capacity:
Nameplate capacity 1: 190 MW total
Plant capacity: 4 @ 55 MW, 220 MW total
Hydraulic capacity: 25 kcfs
Spillway2: 700 feet, 3 gates
1 Information provided by Power Plant Profile, Idaho Power Company.
2 Information provided by Idaho Power Company via email, Jan-8-1997.
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Monday, 22-Dec-2008 12:53:23 PST