World Power Plants

AOC Capitol Power Plant7.5 MW Natural Gas

GasVerified: Jul 2026

AOC Capitol Power Plant is a 7.5 MW gas-fired power plant in the United States, operated by the Architect of the Capitol since 2018. Ranked #1545 of 1883 gas plants in the United States. Its 7.5 MW represents 0.0013% of the country's total gas capacity of 592,244 MW. The largest gas plant in the United States is West County Energy Center at 4,263 MW, making AOC Capitol 568.4 times smaller. Nearby plants include Chalk Point LLC (2553 MW, Gas), Chalk Point Generating Station (1809 MW, Gas), and Possum Point (1591 MW, Oil). The facility is located in Washington, D.C., approximately 3 km from the National Mall.

Capacity
7.5 MW
Commissioning Year
2018

8 years old

Owner
Architect of the Capitol Capitol Power Plant
Location
38.8827°, -77.0074°

United States of America, North America

Context & rankings
  • 5,259. largest of 10,098 plants in United States of America
  • #26,300 worldwide by installed capacity
  • #4,584 of 5,146 Natural Gas plants worldwide
Age & fleet comparison

8 years in operation

Natural Gas fleet average: 26.9 years

Operator portfolio

Architect of the Capitol Capitol Power Plant operates 1 plants totalling 8 MW

Regional density

128 plants within 100 km, 21,677 MW combined

Nearest plant: Nationals (0.9 km)

Location

Coordinates:: 38.882700, -77.007400
Open in Google Maps
Carbon Footprint490 g CO₂/kWh
Annual CO₂
14.5 Kt
30 GWh/year × 490 g/kWh
Cumulative CO₂
115.9 Kt
Over 8 years of operation
Est. Retirement
2048
22 years remaining
Annual emissions equivalent to
3.1K
cars per year
1.9K
homes per year
658.5K
trees to offset

Estimates based on Gas emission factor (490 g CO₂/kWh) and capacity factor (45%). Actual emissions may vary based on operating conditions, efficiency, and fuel quality.

Technical Details

Primary Fuel Type
Gas
Energy Source
Non-Renewable
Country
United States of America
Continent
North America
Data Source
Global Power Plant Database

United States of AmericaEnergy Profile

10,098
Total Plants
1420.7 GW
Total Capacity
GasCoalNuclearWind
Top Fuels

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