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48.7 MW Natural Gas operating in San Diego, CA — California Independent System Operator
48.7 MW
Nameplate Capacity
1
Generators
unit
Natural Gas Fired Combustion Turbine
Technology
2002
Operating Since
Coordinates
32.7962, -116.9718
County
San Diego, CA
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | San Diego Gas & Electric Co | San Diego Gas & Electric | — |
| Owner(s) | San Diego Gas & Electric Co | Sempra Energy | — |
| Status | Operating | — | — |
Cuyamaca Peak Energy Plant is a 48.7 MW natural gas-fired power plant located in San Diego County, California. The plant began operating in 2002 and is owned by Sempra Energy, with San Diego Gas & Electric Co. listed as the operator. The facility consists of a single natural gas-fired combustion turbine generator. Cuyamaca Peak Energy Plant operates within the California Independent System Operator (CAISO) balancing authority and the Western Electricity Coordinating Council (WECC) NERC region.
The plant's latest annual generation was 5,874 MWh, resulting in a capacity factor of 1.4%. According to available data, the installed cost was $359.01 per kW. Cuyamaca Peak Energy Plant is ranked 122 out of 297 power plants in California and 1124 out of 1963 plants nationally. Financial data for the plant is sourced from the Federal Energy Regulatory Commission (FERC).
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
69.0 kV
Regulatory Status
RE — Regulated
Entity Type
Investor-Owned Utility
Sector
Electric Utility
165 MWh
Latest Month
5.9K MWh
Annual Generation
1.4%
Capacity Factor
CO₂ Intensity
1345 lb/MWh
NOx
0.113 lb/MWh
SO₂
0.006 lb/MWh
CH₄
0.026 lb/MWh
N₂O
0.003 lb/MWh
Capacity Factor
2.8%
Annual Net Gen
12 GWh
CO₂eq
1346 lb/MWh
Subregion
WECC California
Gas turbine · San Diego Gas & Electric Company · Data from 2015–2024
$728/kW
Installed Cost
$6/kW
Annual CapEx
$394.1/MWh
Operating Cost
Annual Capital & Operating Expenses
Cumulative Installed Cost
Per-Unit Cost Trends
Market Position
ISO/RTO Market
CAISO
LMP Node
CPELCAJN_7_B1
Pricing Hub
TH_SP15_GEN-APND
Location Type
Pricing Node
Node Source
EIA-860 direct report
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