Gilroy Peaking Energy Center — Plant Summary
- EIA Plant ID
- 55810
- Capacity
- 144 MW
- Primary Fuel
- Natural Gas
- Technology
- Natural Gas Fired Combustion Turbine
- Status
- Operating
- Location
- Santa Clara, CA
- Operating Since
- 2001
- Generators
- 3
- Operator
- Calpine Gilroy Cogen LP
- Parent Company
- —
- Annual Generation
- 23,334.01 MWh
- Capacity Factor
- 1.8%
- Balancing Authority
- California Independent System Operator
- ISO/RTO
- CAISO
- NERC Region
- WECC
Gilroy Peaking Energy Center
OperatingNatural Gas
Ranked #63 of 306 Natural Gas plants in CA#833 of 2009 nationally
144 MW Natural Gas operating in Santa Clara, CA — California Independent System Operator
EIAWD
144 MW
Nameplate Capacity
3
Generators
units
Natural Gas Fired Combustion Turbine
Technology
2001
Operating Since
Location
Coordinates
36.9990, -121.5363
County
Santa Clara, CA
Nearby Plants
- Paris Energy CenterNatural Gas265.6 MW · 0.0 km
- Gilroy Power PlantNatural Gas130 MW · 0.1 km
- Graniterock QuarrySolar4.4 MW · 15.0 km
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Calpine Gilroy Cogen LP | — | — |
| Owner(s) | Gilroy Energy Center LLC | — | — |
| Status | Operating | — | — |
Ownership Chain
No GEM tracker match for this plant — ownership chain unavailable.
About
The Gilroy Peaking Energy Center is a 144 MW natural gas-fired power plant located in Santa Clara County, California. The plant began operating in 2001 and consists of three natural gas-fired combustion turbine generators. It is owned and operated by Calpine Gilroy Cogen LP. The plant operates within the California Independent System Operator (CAISO) balancing authority and the Western Electricity Coordinating Council (WECC) NERC region.
In the most recent year with available data, the Gilroy Peaking Energy Center generated 23,334 MWh of electricity, resulting in a capacity factor of 1.8%. The plant is ranked 62nd out of 76 power plants in California and 830th out of 945 plants nationally.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
WECC
Balancing Authority
California Independent System Operator
Grid Voltage
115 kV
Regulatory Status
NR
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
Generation
189 MWh
Latest Month
23.3K MWh
Annual Generation
1.8%
Capacity Factor
Jan 2022 – Dec 2024
Financial Data
No financial data available for this plant.
Pricing & Market Data
HIGH confidenceMarket Position
ISO/RTO Market
CAISO
LMP Node
GROYPKR1_7_B1
Pricing Hub
TH_ZP26_GEN-APND
Location Type
Pricing Node
Node Source
Curated node match
News & Articles (2)Beta
General
NORTH AMERICAN POWER PLANT - AIR EMISSIONS
No, Plant Name, Country, State /Province, Primary Fuel, Electricity Generation (MWh), Emission Rate (kg/MW-h), Total Emissions
Commission for Environmental Cooperation·1 years ago
Industry·corporate
Inside Gilroy Energy
Gilroy – Business is slow at the Gilroy Energy Center nowadays. But no worries – Gilroyans will not have to read by candlelight.
Gilroy Energy Center (operator)
Gilroy Dispatch·21 years ago
Last updated 2026-03-26
View all articles