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54 MW Wood Waste operating in San Joaquin, CA — California Independent System Operator
54 MW
Nameplate Capacity
1
Generators
unit
Wood/Wood Waste Biomass
Technology
1987
Operating Since
Coordinates
37.9433, -121.3304
County
San Joaquin, CA
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | DTE Stockton LLC | DTE Stockton | — |
| Owner(s) | DTE Stockton LLC | DTE Energy | — |
| Status | Operating | — | — |
Stockton Biomass is a 54 MW biomass power plant located in San Joaquin County, California. The plant began operating in 1987 and utilizes wood and wood waste as its primary fuel source. It consists of a single generator. The facility is owned by DTE Energy and operated by DTE Stockton LLC. Stockton Biomass operates within the California Independent System Operator (CAISO) balancing authority and the Western Electricity Coordinating Council (WECC) NERC region.
In the most recent year of reported data, Stockton Biomass generated 343,051 MWh of electricity, achieving a capacity factor of 72.3%. The plant ranks as the third largest of 25 biomass facilities in California, and 20th out of 97 such plants nationally.
Generated from EIA, GEM, and public data sources
ISO/RTO
CAISO
Market
ISO/RTO Member
NERC Region
WECC — Western Electricity Coordinating Council
Balancing Authority
31.0K MWh
Latest Month
343.1K MWh
Annual Generation
72.3%
Capacity Factor
CO₂ Intensity
0 lb/MWh
NOx
0.253 lb/MWh
SO₂
2013
$3,495/kW
Est. Construction Cost
Total estimated cost: $188.7M
Point of Interconnection
Nearest Substation
Robertson
Substation Distance
< 10 km
Coord Source
OSM spatial
Market Position
ISO/RTO Market
CAISO
LMP Node
COGNAT_1_UNIT
Pricing Hub
TH_NP15_GEN-APND
Node Source
EIA-860 direct report
Last updated 2026-03-26
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ask pi about Stockton BiomassCalifornia Independent System Operator (CISO)
Grid Voltage
60.0 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Independent Power Producer
Sector
IPP CHP
0.001 lb/MWh
CH₄
0.474 lb/MWh
N₂O
0.062 lb/MWh
Capacity Factor
69.0%
Annual Net Gen
326 GWh
CO₂eq
30 lb/MWh
Subregion
WECC California