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635 MW Natural Gas operating in Santa Clara, CA — California Independent System Operator
635 MW
Nameplate Capacity
3
Generators
units
Natural Gas Fired Combined Cycle
Technology
2005
Operating Since
Coordinates
37.2207, -121.7457
County
Santa Clara, CA
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Calpine Corp - Metcalf Energy Center | — | — |
| Owner(s) | Calpine Corp - Metcalf Energy Center | — | Calpine |
| Status | Operating | — | — |
The Metcalf Energy Center is a 605 megawatt combined cycle power plant located in Silicon Valley, located in unincorporated Coyote Valley, south of San Jose, California and north of Morgan Hill, California. The power plant is owned by Calpine and powered by natural gas. Some of the power generated by the plant is sent to far away places via Path 15, a major electrical power transmission corridor that is connected to the power plant.
Read more on WikipediaThe Metcalf Energy Center is a 635 MW natural gas-fired combined cycle power plant located in Santa Clara County, California. The plant began operating in 2005 and is owned and operated by Calpine Corp - Metcalf Energy Center. It consists of 3 generators utilizing natural gas as its primary fuel source. The facility is connected to the California Independent System Operator (CAISO) grid and falls within the Western Electricity Coordinating Council (WECC) NERC region.
In the latest year of reported generation data, the Metcalf Energy Center produced 2,334,357 MWh of electricity, achieving a capacity factor of 41.9%. The plant is ranked as the 23rd largest out of 76 power plants in California, and 370th out of 945 plants nationally. News coverage of the plant includes regulatory, grid, and industry-related topics.
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
230.0 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
223.8K MWh
Latest Month
2.3M MWh
Annual Generation
41.9%
Capacity Factor
CO₂ Intensity
876 lb/MWh
NOx
0.055 lb/MWh
SO₂
0.004 lb/MWh
CH₄
0.017 lb/MWh
N₂O
0.002 lb/MWh
Capacity Factor
42.0%
Annual Net Gen
2339 GWh
CO₂eq
877 lb/MWh
Subregion
WECC California
2013
$965/kW
Est. Construction Cost
Total estimated cost: $612.8M
Market Position
ISO/RTO Market
CAISO
LMP Node
METEC_2_PL1X3-APND
Pricing Hub
TH_ZP26_GEN-APND
Location Type
Aggregated Node
Node Source
Curated node match
Last updated 2026-03-26
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