Isabella Hydro Project — Plant Summary
- EIA Plant ID
- 10139
- Capacity
- 11.8 MW
- Primary Fuel
- Hydro
- Technology
- Conventional Hydroelectric
- Status
- Operating
- Location
- Kern, CA
- Operating Since
- 1990
- Generators
- 2
- Operator
- Isabella Partners
- Parent Company
- —
- Annual Generation
- 43,042 MWh
- Capacity Factor
- 41.4%
- Balancing Authority
- California Independent System Operator
- ISO/RTO
- CAISO
- NERC Region
- WECC
Isabella Hydro Project
OperatingHydro
Ranked #112 of 247 Hydro plants in CA#614 of 1454 nationally
11.8 MW Hydro operating in Kern, CA — California Independent System Operator
EIAWD
11.8 MW
Nameplate Capacity
2
Generators
units
Conventional Hydroelectric
Technology
1990
Operating Since
Location
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Isabella Partners | — | — |
| Owner(s) | Isabella Partners | — | — |
| Status | Operating | — | — |
Ownership Chain
No GEM tracker match for this plant — ownership chain unavailable.
About
The Isabella Hydro Project is a hydroelectric power plant located in Kern County, California. The plant has a total capacity of 11.8 MW and is operated by Isabella Partners. It began commercial operation in 1990 and utilizes conventional hydroelectric technology. The facility consists of two generators and its primary fuel source is water (WAT).
In the most recent year with available data, the Isabella Hydro Project generated 43,042 MWh of electricity, achieving a capacity factor of 41.4%. The plant operates within the California Independent System Operator (CAISO) balancing authority and the Western Electricity Coordinating Council (WECC) NERC region. In terms of size, the Isabella Hydro Project ranks 112th out of 247 power plants in California and 627th out of 1464 plants nationally.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
WECC
Balancing Authority
California Independent System Operator
Grid Voltage
69 kV
Regulatory Status
NR
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
Generation
592 MWh
Latest Month
43.0K MWh
Annual Generation
41.4%
Capacity Factor
Jan 2022 – Dec 2024
Financial Data
No financial data available for this plant.
Pricing & Market Data
HIGH confidenceMarket Position
ISO/RTO Market
CAISO
LMP Node
—
Pricing Hub
TH_ZP26_GEN-APND
Node Source
OSM spatial match
News & Articles (10)Beta
Regulatory·ferc order
Federal energy regulators OK pumped-storage project on Columbia River
Federal energy regulators have greenlit a plan for a hydropower project at a Yakama Nation sacred site. The Federal Energy Regulatory...
Federal Energy Regulatory (regulator)Yakama Nation (other)
The Seattle Times·4 weeks ago
Regulatory·ferc order
At Virtual Public Meeting Last Night, PG&E Officials Outline Next Steps for Eel River Dam Removal
At a virtual town hall meeting last night, Pacific Gas & Electric Company officials went over the painstaking federal regulatory process...
PG&E (operator)Pacific Gas & Electric Company (operator)
Lost Coast Outpost·7 months ago
Industry·corporate
Hydropower saps flows from the mighty Kern River. Rafters want their whitewater back.
The diversion of water for a Southern California Edison hydroelectric plant reduces the flow of the Kern River for nearly 16 miles.
Southern California Edison (operator)
Los Angeles Times·8 months ago
Industry·corporate
Energy storage project above Isabella Lake is back on the table, along with two other similar proposals
A roundly castigated proposal to build a holding reservoir above Isabella Lake in order to pump water up from the lake and run it back down through turbines...
SJV Water·1 years ago
Last updated 2026-03-14
View all 10 articles