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Website · About · Legal · Privacy · Changelog · © 2026 Parisi Labs
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Compare power plants

Registry, engineering, and operating metrics shown on a consistent EIA basis.

MetricCrockett Cogen Project
Contra Costa County
Mariposa Energy Project
Alameda County
Capacity247 MW199.6 MW
TechnologyNatural Gas Fired Combined CycleNatural Gas Fired Combustion Turbine
OperatorCrockett CogenerationDiamond Generating Corporation
Operating units14
Latest 12-month generation891.1 GWh22.8 GWh
Latest complete-year capacity factor58.9% (2025)1.7% (2025)
National technology rank#398 of 538#246 of 825
Latest EIA report2026-062026-06

Generation comes from EIA-923. Capacity, unit counts, technology, and reporting relationships come from EIA-860. Incomplete reporting years are excluded from capacity-factor comparisons.