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6.1 MW Conventional Hydroelectric (2 MW) + Other Waste Biomass (5 MW) operating in San Diego, CA — California Independent System Operator
6.1 MW
Nameplate Capacity
3
Generators
units
Hybrid (2)
Technology
Conventional Hydroelectric + Other Waste Biomass
1985
Operating Since
Coordinates
32.6792, -117.2467
County
San Diego, CA
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | City of San Diego - (CA) | — | — |
| Owner(s) | City of San Diego | — | — |
| Status | Operating | — | — |
The Gas Utilization Facility, located in San Diego County, California, is a 6.1 MW hybrid power plant primarily fueled by other waste biomass (OBG). It began operating in 1985 and is owned and operated by the City of San Diego. The plant incorporates both conventional hydroelectric and other waste biomass technologies across its three generators.
The Gas Utilization Facility 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 data, the plant generated 30,461 MWh, achieving a capacity factor of 57.0%. The plant holds a notable ranking as the 8th largest OBG-fueled plant in California out of 33 such plants, and ranks 13th nationally out of 74 plants using this fuel type.
Generated from EIA, GEM, and public data sources
ISO/RTO
CAISO
Market
ISO/RTO Member
NERC Region
WECC — Western Electricity Coordinating Council
Balancing Authority
California Independent System Operator (CISO)
Grid Voltage
15.0 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Municipal
Sector
Commercial CHP
2.6K MWh
Latest Month
30.5K MWh
Annual Generation
57.0%
Capacity Factor
CO₂ Intensity
0 lb/MWh
NOx
24 lb/MWh
SO₂
0.036 lb/MWh
CH₄
0.013 lb/MWh
N₂O
0.001 lb/MWh
Capacity Factor
52.3%
Annual Net Gen
28 GWh
CO₂eq
0.704 lb/MWh
Subregion
WECC California
2013
$3,495/kW
Est. Construction Cost
Total estimated cost: $21.3M
Point of Interconnection
Nearest Substation
Cabrillo Substation · 69 kV
Substation Distance
3.135 km
Operator
San Diego Gas & Electric
Coord Source
OSM spatial
Market Position
ISO/RTO Market
CAISO
LMP Node
CABRILLO_6_N004
Pricing Hub
TH_SP15_GEN-APND
Location Type
Pricing Node
Node Source
Curated node match
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