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HYDROELECTRIC PLANTSAllegheny Hydro No 9
Allegheny Hydro No 9 is a 17.8 MW operating hydroelectric plant in Armstrong County, Pennsylvania, operated by Allegheny Hydro LP.
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Generators
Each generating unit EIA lists at this plant.
| Unit | Technology | Capacity | Status |
|---|---|---|---|
| GEN1 | Conventional Hydroelectric | 8.9 MW | |
| GEN2 | Conventional Hydroelectric | 8.9 MW |
Plant details
- Operator
- Allegheny Hydro LP
- Location
- Armstrong County, Pennsylvania
- Balancing authority
- PJM
- Sector
- IPP Non-CHP
- Capacity
- Operating: 17.8 MW
- First unit online
- Dec 1990
- EIA plant ID
- 50898
Location
40.9560, -79.5507
Nearby power plants
- Allegheny Hydro No 8Hydroelectric plants · 13.6 MW · 5.6 mi
- Monroe - PA 0485 (Lawrence)Solar farms · 2.4 MW · 13.0 mi
- Monroe - PA 0486 (Acey)Solar farms · 3.0 MW · 13.3 mi
- Mahoning Creek Hydroelectric ProjectHydroelectric plants · 6.0 MW · 14.2 mi
- Kittanning - PA 0406 (Hoeter B)Solar farms · 3.0 MW · 14.6 mi
- Kittanning - PA 0407 (Hoeter C)Solar farms · 3.0 MW · 14.6 mi
- Kittanning - PA 0383 (Hoeter)Solar farms · 3.0 MW · 14.6 mi
- CVE US PA Dayton 379Solar farms · 3.0 MW · 15.3 mi
- Dayton - PA 0404 (Good East)Solar farms · 2.5 MW · 15.3 mi
- Allegheny No 6 Hydro StationHydroelectric plants · 9.2 MW · 16.6 mi
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