Brownlee — Washington, ID — Operational Power Plant
EIA 860M DataOperational
Total Capacity
675 MW
Summer: 702.4 MW | Winter: 751.5 MW
Technology
Hydro
5 generators
First Unit Online
August 1, 1958
Brownlee is a hydro power plant in Washington County, ID with 5 generating units totaling 675 MW of nameplate capacity. It is operated by Idaho Power Co. Its first unit came online in 1958.
About this plant
Brownlee Dam is a hydroelectric earth fill embankment dam in the western United States, on the Snake River along the Idaho-Oregon border. In Hells Canyon at river mile 285, it impounds the Snake River in the 58-mile-long (93 km) Brownlee Reservoir.
Source: Wikipedia
Capacity rank
- #35 in the U.S. by capacity
- #1 in ID by capacity
Looking for hydro projects still in development?
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Monthly generation history
Source: EIA Form 923
Generators (5)
Operational
5 generators
5 operational generators totaling 675 MW · online 1958–1980
Plant Information
| Plant ID | 811 |
| Plant Name | Brownlee |
| Operator | Idaho Power Co |
| Sector | Electric Utility |
| Balancing Authority | IPCO |
| Power Market | |
| County | Washington |
| State | |
| Status | Operational |
| Generation Type(s) | Hydro |
| Total Nameplate Capacity (MW) | 675 |
| Total Summer Capacity (MW) | 702.4 |
| Total Winter Capacity (MW) | 751.5 |
| Generating Units | 5 |
| Operational Units | 5 |
| Planned Units | 0 |
U.S. county map showing Washington, ID
Data source: U.S. Energy Information Administration EIA Form 860M
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