Pio Pico Energy Center
Onward Energy Holdings LLCSan Diego County
Pio Pico Energy Center is a three-turbine natural-gas peaking plant at 7363 Calzada de la Fuente in the Otay Mesa area of San Diego. SDG&E lists its power-purchase agreement for 336 MW of output in the utility’s 2026 resource forecast. The CEC describes the certified project as 300 MW, while the EIA inventory displayed here totals 395.4 MW of generator nameplate capacity.
Mapped infrastructure geometry associated with this asset.
Natural Gas Fired Combustion Turbine
Pio Pico Energy Center is operating.
230 kV · San Diego Gas and Electric
CAISO
EIA plant 57555 · Inventory for Sep 2026.
| Generator | Technology | Status | Power (MW) | Energy (MWh) |
|---|---|---|---|---|
| CTG1 | Natural Gas Fired Combustion Turbine | Operating | 131.8 | Unknown |
| CTG2 | Natural Gas Fired Combustion Turbine | Operating | 131.8 | Unknown |
| CTG3 | Natural Gas Fired Combustion Turbine | Operating | 131.8 | Unknown |
SDG&E includes a Pio Pico power-purchase agreement for 336 MW of simple-cycle output in its 2026 resource forecast. This is a contracted-generation relationship, separate from ownership.
Source: SDG&E 2026 ERRA resource forecast · as of 2025-05-15
The CEC places Pio Pico on a 10-acre parcel at 7363 Calzada de la Fuente, San Diego, next to the separate Otay Mesa Energy Center.
Source: CEC Pio Pico Energy Center
The CEC describes three GE LMS100 natural-gas combustion turbines in simple cycle and a partial dry-cooling system. It lists the plant as operational, with operation beginning October 20, 2016.
Source: CEC Pio Pico Energy Center
Similar plants ranked by technology, capacity, and distance.
Current generator records and technology attributes reported through EIA-860.
| Generator | Capacity | Technology | Operation | Status |
|---|---|---|---|---|
| CTG1 | 131.8 MW 106 MW summer | Natural Gas Fired Combustion Turbine GT | Nov 2016 | Operating |
| CTG2 | 131.8 MW 106 MW summer | Natural Gas Fired Combustion Turbine GT | Nov 2016 | Operating |
| CTG3 | 131.8 MW 106 MW summer | Natural Gas Fired Combustion Turbine GT | Nov 2016 | Operating |
Monthly EIA generation history and recent market-resource behavior where linked telemetry is available.
Deterministic links to ERCOT market resources, price records, outage disclosures, queue records, and nearby infrastructure. Candidate joins remain labeled until corroborated.
Source-backed project transactions, agreements, land records, permits, and environmental disclosures. Portfolio and adjacent-project facts remain explicitly scoped.
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Project milestones and public references behind the asset profile.
The California Energy Commission certified the 300-MW Pio Pico Energy Center project under docket 11-AFC-01.
CAISO · San Diego County
Monthly generation is reported through EIA-923. Capacity factor uses the current EIA nameplate capacity and is shown only for complete calendar years.
Portfolio membership follows the latest EIA-860 reporting entity. It does not imply ultimate ownership.
PFI reported that the project's private-placement financing had taken years to close while working through regulatory hurdles; no amount or lender group was disclosed in the available report.
Pio Pico Energy Center LLC petitioned to increase raw-water, wastewater, and final-wastewater storage capacities, modify the water-treatment building, and replace the approved reaction tank with two clarifiers.
CEC staff issued a notice approving the proposed water-storage and water-treatment modifications; the project was then approximately 35% complete.
The CEC approved a nominal approximately 10% increase in hourly heat input to the gas turbines.
The CEC project page records the facility as beginning operation on October 20, 2016.
EIA-860 lists generator CTG1, generator CTG2, generator CTG3 with this operating date.
The CEC approved transfer of operational control from NAES Corporation to Southwest Generation Operating Company LLC.
Answered from the published record above. Questions whose inputs this profile does not carry are omitted rather than estimated.
SDG&E includes a Pio Pico power-purchase agreement for 336 MW of simple-cycle output in its 2026 resource forecast. This is a contracted-generation relationship, separate from ownership.
The CEC places Pio Pico on a 10-acre parcel at 7363 Calzada de la Fuente, San Diego, next to the separate Otay Mesa Energy Center.
The CEC describes three GE LMS100 natural-gas combustion turbines in simple cycle and a partial dry-cooling system. It lists the plant as operational, with operation beginning October 20, 2016.
Pio Pico Energy Center reports 395.4 MW natural gas of operating nameplate capacity. These technology ratings do not establish a common export limit. Source: EIA Sep 2026.
Pio Pico Energy Center is a Natural Gas Fired Combustion Turbine facility in San Diego County, CA, participating in the CAISO market.
Pio Pico Energy Center is in San Diego County, CA, inside the CAISO balancing area.
Pio Pico Energy Center is operated by Pio Pico Energy Center LLC according to the EIA generator inventory. Reporting membership does not by itself establish ultimate ownership.
Pio Pico Energy Center reported 65.9 GWh over the twelve months to 2024-12. Figures are net generation as filed to EIA-923.
Pio Pico Energy Center interconnects at Otay Mesa Switchyard, on the San Diego Gas and Electric system.
By capacity, Pio Pico Energy Center ranks #124 of 829 operating plants of the same technology nationally. It ranks #7 of 136 in CA.
Plants within 25 km, nearest first, regardless of technology. Proximity is straight-line distance between mapped plant coordinates; it does not by itself establish a shared point of interconnection.