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556.8 MW Natural Gas operating in Sacramento, CA
556.8 MW
Nameplate Capacity
3
Generators
units
Natural Gas Fired Combined Cycle
Technology
2006
Operating Since
Coordinates
38.3385, -121.1240
County
Sacramento, CA
Nearby Plants
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Request a demo →| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Sacramento Municipal Util Dist | Sacramento Financing Authority | — |
| Owner(s) | Sacramento Financing Authority | Sacramento Financing Authority | — |
| Status | Operating | — | — |
The Cosumnes power plant is a 556.8 MW natural gas-fired combined cycle facility located in Sacramento County, California. It began operating in 2006 and has 3 generators. The plant is owned by the Sacramento Financing Authority and operated by the Sacramento Municipal Utility District (SMUD). It is within the Balancing Authority of Northern California (BANC) balancing authority area and the Western Electricity Coordinating Council (WECC) NERC region.
Cosumnes ranks as the 28th largest power plant in California out of 76, and 443rd nationally out of 945. The plant's latest annual generation was 3,543,256 MWh, achieving a capacity factor of 72.7%.
Generated from EIA, GEM, and public data sources
Grid Region
California (non-ISO)
Market
WEIM Participant
NERC Region
WECC — Western Electricity Coordinating Council
Balancing Authority
Balancing Authority of Northern California (BANC)
Grid Voltage
230.0 kV
Regulatory Status
RE — Regulated
Entity Type
Political Subdivision
Sector
Electric Utility
382.5K MWh
Latest Month
3.5M MWh
Annual Generation
72.7%
Capacity Factor
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Request a demo →CO₂ Intensity
847 lb/MWh
NOx
0.039 lb/MWh
SO₂
0.004 lb/MWh
CH₄
0.015 lb/MWh
N₂O
0.001 lb/MWh
Capacity Factor
59.8%
Annual Net Gen
2915 GWh
CO₂eq
848 lb/MWh
Subregion
WECC California
2013
$965/kW
Est. Construction Cost
Total estimated cost: $537.4M
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Request a demo →This plant's balancing authority participates in CAISO's Western Energy Imbalance Market (WEIM). Direct nodal pricing data is not yet available.
Last updated 2026-03-14
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