Portal — Plant Summary
- EIA Plant ID
- 354
- Capacity
- 10.8 MW
- Primary Fuel
- Hydro
- Technology
- Conventional Hydroelectric
- Status
- Operating
- Location
- Fresno, CA
- Operating Since
- 1956
- Generators
- 1
- Operator
- Southern California Edison Co
- Parent Company
- Edison International
- Annual Generation
- 18,737 MWh
- Capacity Factor
- 19.7%
- Balancing Authority
- California Independent System Operator
- ISO/RTO
- CAISO
- NERC Region
- WECC
Portal
OperatingHydro
Ranked #117 of 247 Hydro plants in CA#632 of 1454 nationally
10.8 MW Hydro operating in Fresno, CA — California Independent System Operator
EIAWD
10.8 MW
Nameplate Capacity
1
Generators
unit
Conventional Hydroelectric
Technology
1956
Operating Since
Location
Coordinates
37.2570, -119.1590
County
Fresno, CA
Nearby Plants
- Big Creek 1Hydro88.4 MW · 9.2 km
- Big Creek 2AHydro110 MW · 14.5 km
- Big Creek 2Hydro66.6 MW · 14.5 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 | — | — |
Ownership Chain
About
The Portal hydroelectric plant is located in Fresno County, California. The plant has a total capacity of 10.8 MW from a single generator using conventional hydroelectric technology. It began operating in 1956 and is owned by Edison International, with Southern California Edison Co. as the operator. Portal is ranked 117th out of 247 power plants in California and 641st nationally out of 1464 plants.
Portal operates within the California Independent System Operator (CAISO) balancing authority and the Western Electricity Coordinating Council (WECC) NERC region. The plant's latest annual generation was 18,737 MWh, resulting in a capacity factor of 19.7%. Financial data indicates an installed cost of $1506.25 per kW.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
WECC
Balancing Authority
California Independent System Operator
Grid Voltage
33 kV
Regulatory Status
RE
Entity Type
Investor-Owned Utility
Sector
Electric Utility
Generation
585 MWh
Latest Month
18.7K MWh
Annual Generation
19.7%
Capacity Factor
Jan 2022 – Dec 2024
Financial DataBeta
Source: FERC Form 1HIGH
$1,566/kW
Installed Cost
$27.3/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
BIGCRK1_7_B2
Pricing Hub
TH_ZP26_GEN-APND
Location Type
Pricing Node
Node Source
Curated node match
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