710.7 MW Natural Gas operating in San Diego, CA — California Independent System Operator
710.7 MW
Nameplate Capacity
3
Generators
units
Natural Gas Fired Combined Cycle
Technology
2009
Operating Since
Coordinates
32.5815, -116.9150
County
San Diego, CA
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Otay Mesa Energy Center LLC | Otay Mesa Energy Center | — |
| Owner(s) | Otay Mesa Energy Center LLC | Constellation Energy | — |
| Status | Operating | — | — |
The Otay Mesa Generating Project is a 710.7 MW natural gas-fired combined cycle power plant located in San Diego County, California. The plant began operating in 2009 and consists of 3 generators. It is owned by Constellation Energy and operated by Otay Mesa Energy Center LLC. The plant is interconnected to the California Independent System Operator (CAISO) grid and falls within the Western Electricity Coordinating Council (WECC) NERC region.
In the most recent year of data, the Otay Mesa Generating Project produced 1,629,902 MWh of electricity, operating at a capacity factor of 26.2%. The plant is a significant contributor to California's power supply, ranking as the 14th largest out of 76 power plants in the state and 302nd largest out of 945 plants nationally. Recent news coverage indicates at least one regulatory issue affecting the plant.
Generated from EIA, GEM, and public data sources
NERC Region
WECC
Balancing Authority
California Independent System Operator
Grid Voltage
230 kV
Regulatory Status
NR
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
SAN DIEGO COMMUNITY POWER GENERATING STATION
84.9K MWh
Latest Month
1.6M MWh
Annual Generation
26.2%
Capacity Factor
No financial data available for this plant.
Market Position
ISO/RTO Market
CAISO
LMP Node
—
Pricing Hub
TH_SP15_GEN-APND
Node Source
Shared substation inference
Constellation to sell 4.4GW of PJM assets to LS Power for $5B as part of Calpine acquisition
Constellation Energy Corporation will sell a portfolio of generation assets in PJM to LS Power for $5 billion, fulfilling DOJ requirements from its Calpine acquisition.
Constellation to Sell 4.4 GW of PJM Gas Power Assets to LS Power for $5B in Regulatory Divestiture
Competitive generation giant Constellation Energy has agreed to sell approximately 4.4 GW of natural gas–fired generation capacity in PJM Interconnection to LS Power Equity Advisors for $5 billion, marking the largest single tranche of divestitures required to resolve antitrust and market-power c...
Constellation to Sell 4.4 GW of PJM Gas Power Assets to LS Power for $5B in Regulatory Divestiture
Competitive generation giant Constellation Energy has agreed to sell approximately 4.4 GW of natural gas–fired generation capacity in PJM Interconnection to LS Power Equity Advisors for $5 billion, marking the largest single tranche of divestitures required to resolve antitrust and market-power c...
Constellation to sell 4.4GW of PJM assets to LS Power for $5B as part of Calpine acquisition
Constellation Energy Corporation will sell a portfolio of generation assets in PJM to LS Power for $5 billion, fulfilling DOJ requirements from its Calpine acquisition.
Last updated 2026-03-25
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