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Conventional Hydroelectric Power Plants in Oregon
U.S. Energy Information Administration (Forms EIA-860/860M).
Power plants
60
Total nameplate capacity
6,619.6 MW
Generating units
160
National rank (conventional hydroelectric capacity)
#3
Every conventional hydroelectric plant in Oregon
| Plant | Operator | Units | Capacity |
|---|---|---|---|
| John Day | USACE Northwestern Division | 11 | 1,485 MW |
| The Dalles | USACE Northwestern Division | 15 | 1,205.7 MW |
| Bonneville | USACE Northwestern Division | 16 | 979.8 MW |
| McNary | USACE Northwestern Division | 12 | 850.5 MW |
| Hells Canyon | Idaho Power Co | 3 | 411.1 MW |
| Round Butte | Portland General Electric Co | 3 | 372.5 MW |
| Oxbow (OR) | Idaho Power Co | 4 | 190 MW |
| Lookout Point | USACE Northwestern Division | 3 | 120 MW |
| Pelton | Portland General Electric Co | 3 | 109.8 MW |
| Detroit | USACE Northwestern Division | 2 | 100 MW |
| Green Peter | USACE Northwestern Division | 2 | 80 MW |
| Carmen Smith | Eugene Water & Electric Board | 2 | 62.1 MW |
| Lost Creek | USACE Northwestern Division | 2 | 49 MW |
| Lemolo 2 | PacifiCorp | 1 | 43.7 MW |
| Toketee Falls | PacifiCorp | 3 | 42.6 MW |
| North Fork | Portland General Electric Co | 2 | 40.8 MW |
| Faraday | Portland General Electric Co | 3 | 37.2 MW |
| Lemolo 1 | PacifiCorp | 1 | 32 MW |
| Prospect 2 | PacifiCorp | 2 | 32 MW |
| Hills Creek | USACE Northwestern Division | 2 | 30 MW |
| Cougar | USACE Northwestern Division | 2 | 26 MW |
| Clearwater 2 | PacifiCorp | 1 | 26 MW |
| PHP 1 | Portland City of | 1 | 23.7 MW |
| Foster | USACE Northwestern Division | 2 | 20 MW |
| Warm Springs Power Enterprises | Warm Springs Power Enterprises | 1 | 19.6 MW |
| River Mill | Portland General Electric Co | 5 | 18.8 MW |
| Slide Creek | PacifiCorp | 1 | 18 MW |
| Green Springs | U S Bureau of Reclamation | 1 | 17.2 MW |
| Sullivan | Portland General Electric Co | 13 | 15.4 MW |
| Clearwater 1 | PacifiCorp | 1 | 15 MW |
| Dexter | USACE Northwestern Division | 1 | 15 MW |
| Stone Creek | Eugene Water & Electric Board | 1 | 12 MW |
| PHP 2 | Portland City of | 1 | 11.8 MW |
| Fish Creek | PacifiCorp | 1 | 11 MW |
| Soda Springs | PacifiCorp | 1 | 11 MW |
| Tunnel 1 Power Project | Owyhee Irrigation District | 1 | 8.5 MW |
| Dorena Hydro-Electric Facility | Dorena Hydro, LLC | 2 | 7.5 MW |
| Prospect 3 | PacifiCorp | 1 | 7.2 MW |
| Dalles Dam North Fishway Project | Northern Wasco County PUD | 1 | 6.5 MW |
| Siphon Power Project | Central Oregon Irrigation Dist | 2 | 5.4 MW |
| Juniper Ridge Hydroelectric Project | Central Oregon Irrigation Dist | 1 | 5 MW |
| Owyhee Dam Power Project | Owyhee Irrigation District | 1 | 5 MW |
| Opal Springs Hydro | Deschutes Valley Water District | 1 | 4.3 MW |
| Falls Creek | Eagle Creek Renewable Energy, LLC | 1 | 4.1 MW |
| Prospect 1 | PacifiCorp | 1 | 3.8 MW |
| Middle Fork Irrigation District | Middle Fork Irrigation Dist | 3 | 3.3 MW |
| East Side | PacifiCorp | 1 | 3.2 MW |
| 45 Mile Hydroelectric Project | EBD Hydro LLC | 3 | 3 MW |
| Eagle Point | PacifiCorp | 1 | 2.8 MW |
| Copper Dam Plant | Farmer's Irrigation District | 1 | 2.6 MW |
| Michell Butte Power Project | Owyhee Irrigation District | 2 | 2 MW |
| Peters Drive Plant | Farmer's Irrigation District | 1 | 1.8 MW |
| Galesville Project | Douglas County | 2 | 1.6 MW |
| Sprague Hydro | Sprague Hydro LLC | 1 | 1.2 MW |
| Timothy Lake Powerhouse | Portland General Electric Co | 1 | 1.2 MW |
| C-Drop Hydro | C-Drop | 1 | 1.1 MW |
| Wallowa Falls | PacifiCorp | 1 | 1.1 MW |
| Bend | PacifiCorp | 3 | 1.1 MW |
| Prospect 4 | PacifiCorp | 1 | 1 MW |
| Lacomb Irrigation District | Lacomb Irrigation Dist | 1 | 1 MW |
Source: U.S. Energy Information Administration, Forms EIA-860 and EIA-860M. Nameplate capacity is the maximum rated output of the plant's generators.