United States › Power plants › Hydroelectric plants › California
HYDROELECTRIC PLANTSMammoth Pool
Mammoth Pool is a 190 MW operating hydroelectric plant in Madera County, California, operated by Southern California Edison Co.
Generators
Each generating unit EIA lists at this plant.
| Unit | Technology | Capacity | Status |
|---|---|---|---|
| 1 | Conventional Hydroelectric | 95 MW | |
| 2 | Conventional Hydroelectric | 95 MW |
Plant details
- Operator
- Southern California Edison Co
- Location
- Madera County, California
- Balancing authority
- CISO
- Sector
- Electric Utility
- Capacity
- Operating: 190 MW
- First unit online
- Mar 1960
- EIA plant ID
- 344
Location
37.2203, -119.3380
Nearby power plants
- Big Creek 8Hydroelectric plants · 30.0 MW · 0.9 mi
- Big Creek 2Hydroelectric plants · 66.6 MW · 2.2 mi
- Big Creek 2AHydroelectric plants · 110 MW · 2.2 mi
- Big Creek 1Hydroelectric plants · 88.4 MW · 5.5 mi
- Big Creek 3Hydroelectric plants · 175 MW · 5.6 mi
- J S EastwoodHydroelectric plants · 200 MW · 6.7 mi
- San Joaquin 2Hydroelectric plants · 2.8 MW · 8.9 mi
- Big Creek 4Hydroelectric plants · 100 MW · 10.1 mi
- PortalHydroelectric plants · 10.8 MW · 10.2 mi
- A G WishonHydroelectric plants · 12.8 MW · 10.3 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