United States › Power plants › Hydroelectric plants › Oregon
HYDROELECTRIC PLANTSGround Water Pumping Station
Ground Water Pumping Station is a 5.4 MW retired hydroelectric plant in Multnomah County, Oregon, operated by City of Portland (OR).
Plant statusClosed
- Planning (completed)
- Consented (completed)
- Construction (completed)
- OperatingApr 1985 (completed)
- ClosedOct 2019 (current stage)
Generators
Each generating unit EIA lists at this plant.
| Unit | Technology | Capacity | Status |
|---|---|---|---|
| GPS1 | Conventional Hydroelectric | 0.9 MW | Retired |
| GPS2 | Conventional Hydroelectric | 0.9 MW | Retired |
| GPS3 | Conventional Hydroelectric | 0.9 MW | Retired |
| GPS4 | Conventional Hydroelectric | 0.9 MW | Retired |
| GPS5 | Conventional Hydroelectric | 0.9 MW | Retired |
| GPS6 | Conventional Hydroelectric | 0.9 MW | Retired |
Plant details
- Operator
- City of Portland (OR)
- Location
- Multnomah County, Oregon
- Balancing authority
- PGE
- Sector
- Electric Utility
- Capacity
- Retired: 5.4 MW
- First unit online
- Apr 1985
- EIA plant ID
- 50105
Location
45.5558, -122.4947
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Source: U.S. Energy Information Administration, Form EIA-860M, September 2026. Planned dates are targets reported by the developer and often change. Report a problem