United States › Power plants › Hydroelectric plants › New Hampshire
HYDROELECTRIC PLANTSSomersworth Lower Great Dam
Somersworth Lower Great Dam is a 1.3 MW operating hydroelectric plant in Strafford County, New Hampshire, operated by Green Mountain Power Corp.
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Generators
Each generating unit EIA lists at this plant.
| Unit | Technology | Capacity | Status |
|---|---|---|---|
| GEN1 | Conventional Hydroelectric | 1.3 MW |
Plant details
- Operator
- Green Mountain Power Corp
- Location
- Strafford County, New Hampshire
- Balancing authority
- ISNE
- Sector
- Electric Utility
- Capacity
- Operating: 1.3 MW
- First unit online
- Jul 1985
- EIA plant ID
- 50704
Location
43.2511, -70.8408
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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