86.8 MW Batteries (16 MW) + Natural Gas Fired Combustion Turbine (71 MW) operating in Fresno, CA — California Independent System Operator
86.8 MW
Nameplate Capacity
3
Generators
units
Hybrid (2)
Technology
Batteries + Natural Gas Fired Combustion Turbine
2001
Operating Since
Coordinates
36.6170, -120.0998
County
Fresno, CA
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Wellhead Services, Inc | Wellhead Services | — |
| Owner(s) | Fresno Cogen Inc, Fresno Power Investors LP, Wellhead Services, Inc | Wellhead Electric Company | — |
| Status | Operating | — | — |
Fresno Cogen Partners is an 86.8 MW hybrid power plant located in Fresno County, California. The plant began operating in 2001 and is owned by Wellhead Electric Company, with Wellhead Services, Inc. listed as the operator per EIA data. The facility utilizes natural gas as its primary fuel source and incorporates both natural gas-fired combustion turbine technology and battery storage. The battery energy storage system (BESS) has a capacity of 16 MWh and a duration of 1 hour, utilizing lithium-ion battery chemistry (LIB).
The plant operates within the California Independent System Operator (CAISO) balancing authority and the Western Electricity Coordinating Council (WECC) NERC region. Fresno Cogen Partners is ranked 83rd out of 297 power plants in California and 984th nationally out of 1963 plants. The latest annual generation data indicates an output of 2,392 MWh, resulting in a capacity factor of 0.3%. The plant consists of 3 generators.
Generated from EIA, GEM, and public data sources
NERC Region
WECC
Balancing Authority
California Independent System Operator
Grid Voltage
70 kV
Regulatory Status
NR
Entity Type
Independent Power Producer
Sector
IPP CHP
221 MWh
Latest Month
2.4K MWh
Annual Generation
0.3%
Capacity Factor
No financial data available for this plant.
Point of Interconnection
Nearest Substation
Agrico
Substation Distance
0.003 km
Coord Source
OSM spatial
Market Position
ISO/RTO Market
CAISO
LMP Node
AGRICO_7_B3
Pricing Hub
TH_ZP26_GEN-APND
Location Type
Pricing Node
Node Source
Curated node match
Last updated 2026-03-26
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