DC · State grid profile

Washington, D.C. power grid

Washington, D.C.'s operating portfolio is led by Solar, followed by Oil & gas. Its 21 plants represent 66 MW of nameplate capacity. The dataset also reports 7 MW of proposed capacity.

Final 2024 state totalsPreliminary 2025 facilitiesCommunity-reported data centers
Operating capacity66 MWFinal EIA-860 2024
Power plants2122 operating generators
Proposed capacity7 MW10.6% of current capacity
Community-mapped locations0Incomplete OpenStreetMap coverage

Coverage quality

What is complete here?

PassState totalsFinal 2024 EIA-860 generator records cover the state.
PassFacility list2025 Early Release records are nationwide but preliminary.
LimitedData centersCommunity mapping is useful for discovery, not a complete inventory.

Generation portfolio

Washington, D.C. capacity by fuel

Nameplate capacity · MW
Solar44.1%29 MW
Oil & gas34.6%23 MW
Biomass21.3%14 MW

Facility intelligence

Largest Washington, D.C. power plants

EIA-860 2025 early release facility records
PlantPrimary fuelLocationUtilityOperating capacity
Walt Bailey Bioenergy FacilityPlant 59012BiomassWashington, DCDistrict of Columbia CountyDC Water14 MW
US GSA Heating and TransmissionPlant 57788Oil & gasWashington, DCDistrict of Columbia CountyUS GSA Heating and Transmission11 MW
AOC, Capitol Power PlantPlant 63347Oil & gasWashington, DCDistrict of Columbia CountyArchitect of the Capitol, Capitol Power Plant8 MW
JBAB - Washington DCPlant 62374SolarWashington, DCDistrict of Columbia CountyJBAB Solar I, LLC.6 MW
Ross Hall Central Utility PlantPlant 63478Oil & gasWashington, DCDistrict of Columbia CountyThe George Washington University5 MW
V Street SolarPlant 69328SolarWashington, DCDistrict of Columbia CountyV Street Solar, LLC4 MW
DC Water SolarPlant 63917SolarWashington, DCDistrict of Columbia CountyMarbury Point Solar LLC4 MW
CUA West Campus - North (CSG)Plant 67709SolarWashington, DCDistrict of Columbia CountyStandard Solar3 MW
CUA West Campus - South (CSG)Plant 67707SolarWashington, DCDistrict of Columbia CountyStandard Solar3 MW
Gallaudet Uni Community SolarPlant 65896SolarWashington, DCDistrict of Columbia CountySMS DC CS01B, LLC2 MW

Methodology

Transparent by design

State totals and fuel mix use finalized EIA-860 2024 generator data. The facility table uses the EIA-860 2025 Early Release and is preliminary. Data-center counts use OpenStreetMap community records and measure mapped coverage, not the full market.

EIA-860 sourceOpenStreetMap