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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.

MetricGateway Generating Station
Contra Costa County
Marsh Landing Generating Station
Contra Costa County
Capacity619.7 MW828 MW
TechnologyNatural Gas Fired Combined CycleNatural Gas Fired Combustion Turbine
OperatorPacific Gas & Electric Co.Marsh Landing LLC
Operating units34
Latest 12-month generation2.38 TWh18.4 GWh
Latest complete-year capacity factor53.6% (2025)0.2% (2025)
National technology rank#229 of 538#22 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.