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28 MW Wood Waste out of service in Fresno, CA — California Independent System Operator
28 MW
Nameplate Capacity
1
Generators
unit
Wood/Wood Waste Biomass
Technology
1989
Operating Since
Coordinates
36.7559, -120.3652
County
Fresno, CA
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Clean Energy Systems Mendota | Clean Energy Systems Inc | — |
| Owner(s) | Covanta Energy Inc | AES | — |
| Status | Out of service | retired | — |
Covanta Mendota is a 28 MW biomass power plant located in Fresno County, California. The plant began operating in 1989 and utilizes wood and wood waste as its primary fuel source. It consists of a single generator. The facility is owned by AES, with Clean Energy Systems Mendota listed as the operator per EIA data.
The plant operates within the California Independent System Operator (CAISO) balancing authority and the Western Electricity Coordinating Council (WECC) NERC region. Covanta Mendota is ranked as the 10th largest biomass plant in California out of 25, and 42nd nationally out of 97 similar facilities.
Generated from EIA, GEM, and public data sources
ISO/RTO
CAISO
Market
ISO/RTO Member
NERC Region
WECC — Western Electricity Coordinating Council
Balancing Authority
0 MWh
Latest Month
0 MWh
Annual Generation
0.0%
Capacity Factor
2013
$3,495/kW
Est. Construction Cost
Total estimated cost: $97.9M
Point of Interconnection
Nearest Substation
Mendota Biomass
Substation Distance
0.182 km
Coord Source
OSM spatial
Market Position
ISO/RTO Market
CAISO
LMP Node
BIOMSJCT_6_B1
Pricing Hub
TH_NP15_GEN-APND
Alt. Hub / Zone
TH_ZP26_GEN-APND
Location Type
Pricing Node
Node Source
Curated node match
Last updated 2026-03-26
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ask pi about Covanta MendotaCalifornia Independent System Operator (CISO)
Grid Voltage
69.0 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Industrial
Sector
Commercial Non-CHP