United States › Power plants › Hydroelectric plants › Maine
HYDROELECTRIC PLANTSGreat Works Hydro
Great Works Hydro is a 7.7 MW retired hydroelectric plant in Penobscot County, Maine, operated by Black Bear Hydro Partners LLC.
Plant statusClosed
- Planning (completed)
- Consented (completed)
- Construction (completed)
- OperatingJan 1910 (completed)
- ClosedSep 2012 (current stage)
Generators
Each generating unit EIA lists at this plant.
| Unit | Technology | Capacity | Status |
|---|---|---|---|
| WW1 | Conventional Hydroelectric | 1.0 MW | Retired |
| WW2 | Conventional Hydroelectric | 1.0 MW | Retired |
| WW3 | Conventional Hydroelectric | 1.0 MW | Retired |
| WW6 | Conventional Hydroelectric | 0.7 MW | Retired |
| WW4 | Conventional Hydroelectric | 0.6 MW | Retired |
| WW5 | Conventional Hydroelectric | 0.6 MW | Retired |
| WW7 | Conventional Hydroelectric | 0.6 MW | Retired |
| WW8 | Conventional Hydroelectric | 0.6 MW | Retired |
| WW10 | Conventional Hydroelectric | 0.6 MW | Retired |
| WW9 | Conventional Hydroelectric | 0.5 MW | Retired |
| WW11 | Conventional Hydroelectric | 0.5 MW | Retired |
Plant details
- Operator
- Black Bear Hydro Partners LLC
- Location
- Penobscot County, Maine
- Balancing authority
- ISNE
- Sector
- IPP Non-CHP
- Capacity
- Retired: 7.7 MW
- First unit online
- Jan 1910
- EIA plant ID
- 55967
Location
44.9167, -68.6333
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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