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124 MW Muni. Waste operating in Fairfax, VA — PJM Interconnection, LLC
124 MW
Nameplate Capacity
2
Generators
units
Municipal Solid Waste
Technology
1990
Operating Since
Coordinates
38.6950, -77.2411
County
Fairfax, VA
Nearby Plants
Owner data does not fully agree across sources.
EIA typically reports the operating utility, while GEM resolves to the financial owner or parent corporation. Both can be correct.
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Covanta Fairfax Inc | Covanta Fairfax | — |
| Owner(s) | Covanta Fairfax Inc | EQT | — |
| Status | Operating | operating | — |
Covanta Fairfax Energy is a 124 MW waste-to-energy plant located in Fairfax County, Virginia. The plant, which began operating in 1990, is owned by EQT, a company based in Sweden, and operated by Covanta Fairfax Inc. It utilizes municipal solid waste (MSW) as its primary fuel source and consists of two generators. The plant is the largest of its kind in Virginia and ranks among the top two largest MSW plants in the United States.
In the latest year of reported data, Covanta Fairfax Energy generated 708,708 MWh of electricity, achieving a capacity factor of 65.3%. The plant operates within the PJM Interconnection, LLC balancing authority, which is part of the SERC NERC region. Recent news articles have reported on potential hazards associated with the plant.
Generated from EIA, GEM, and public data sources
ISO/RTO
PJM
Market
ISO/RTO Member
NERC Region
SERC — SERC Reliability Corporation
Balancing Authority
PJM Interconnection, LLC (PJM)
Grid Voltage
230.0 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Commercial
Sector
Commercial Non-CHP
62.3K MWh
Latest Month
708.7K MWh
Annual Generation
65.3%
Capacity Factor
CO₂ Intensity
1894 lb/MWh
NOx
2 lb/MWh
SO₂
3 lb/MWh
CH₄
1 lb/MWh
N₂O
0.157 lb/MWh
Capacity Factor
63.5%
Annual Net Gen
690 GWh
CO₂eq
1969 lb/MWh
Subregion
SERC Virginia/Carolina
2013
$3,495/kW
Est. Construction Cost
Total estimated cost: $433.4M
Point of Interconnection
Nearest Substation
Ogden-Martin Nug Substation · 230 kV
Substation Distance
0.178 km
Coord Source
OSM spatial
Market Position
ISO/RTO Market
PJM
LMP Node
OGDENMTN13.8 KV NUG
Pricing Hub
DOMINION HUB
Location Type
Generation Node
Node Source
Curated node match
Last updated 2026-03-26
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