J S Eastwood — Plant Summary
- EIA Plant ID
- 104
- Capacity
- 199.8 MW
- Primary Fuel
- Hydro
- Technology
- Hydroelectric Pumped Storage
- Status
- Operating
- Location
- Fresno, CA
- Operating Since
- 1987
- Generators
- 1
- Operator
- Southern California Edison Co
- Parent Company
- Edison International
- Annual Generation
- 87,019 MWh
- Capacity Factor
- 5.0%
- Balancing Authority
- California Independent System Operator
- ISO/RTO
- CAISO
- NERC Region
- WECC
J S Eastwood
OperatingHydro
Ranked #13 of 247 Hydro plants in CA#95 of 1454 nationally
199.8 MW Hydro operating in Fresno, CA — California Independent System Operator
EIAGEMWD
199.8 MW
Nameplate Capacity
1
Generators
unit
Hydroelectric Pumped Storage
Technology
1987
Operating Since
Location
Coordinates
37.1479, -119.2567
County
Fresno, CA
Nearby Plants
- Big Creek 1Hydro88.4 MW · 6.4 km
- Big Creek 2Hydro66.6 MW · 7.3 km
- Big Creek 2AHydro110 MW · 7.3 km
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Southern California Edison Co | Southern California Edison | — |
| Owner(s) | Southern California Edison Co | Edison International | — |
| Status | Operating | operating | — |
Ownership Chain
About
The J S Eastwood power plant is a 199.8 MW hydroelectric pumped storage facility located in Fresno County, California. The plant began operating in 1987 and has one generator. It is owned by Edison International and operated by Southern California Edison Co. The plant is connected to the California Independent System Operator (CAISO) balancing authority and is within the Western Electricity Coordinating Council (WECC) NERC region.
In the most recent year of data, J S Eastwood generated 87,019 MWh of electricity, achieving a capacity factor of 5.0%. The plant ranks 13th out of 42 hydroelectric plants in California and 95th out of 194 nationally. Financial data indicates an installed cost of $1,330.93 per kW, according to FERC filings.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
WECC
Balancing Authority
California Independent System Operator
Grid Voltage
220 kV
Regulatory Status
RE
Entity Type
Investor-Owned Utility
Sector
Electric Utility
Generation
−90 MWh
Net Charging
87.0K MWh
Annual Net Energy
5.0%
Capacity Factor
Jan 2023 – Dec 2025
Positive values indicate net discharge (generation exceeds station load). Negative values indicate net charging. Pure battery storage plants are typically net negative due to round-trip efficiency losses.
Financial DataBeta
Source: FERC Form 1HIGH
$1,465/kW
Installed Cost
$60.2/MWh
Operating Cost
Southern California Edison Company
Reporting Utility
Cumulative Installed Cost
Per-Unit Cost Trends
Pricing & Market Data
HIGH confidenceMarket Position
ISO/RTO Market
CAISO
LMP Node
EASTWOOD_7_B1
Pricing Hub
TH_ZP26_GEN-APND
Location Type
Pricing Node
Node Source
Curated node match