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19.2 MW Distillate Oil operating in Prince William, VA — PJM Interconnection, LLC
19.2 MW
Nameplate Capacity
5
Generators
units
Petroleum Liquids
Technology
1997
Operating Since
Coordinates
38.7445, -77.4972
County
Prince William, VA
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | City of Manassas - (VA) | — | — |
| Owner(s) | City of Harrisonburg - (VA), City of Manassas - (VA) | — | — |
| Status | Operating | — | — |
Dominion/Lo Mar is a peaking power plant located in Prince William County, Virginia. The plant has a total capacity of 19.2 MW across five generators, utilizing petroleum liquids as its primary fuel source. It began operating in 1997 and is operated by the City of Manassas, Virginia. The plant is interconnected to the grid within the PJM Interconnection, LLC balancing authority and the SERC NERC region.
In terms of its relative size, Dominion/Lo Mar ranks 9th out of 32 power plants in Virginia and 203rd out of 886 plants nationally. The plant's latest annual generation was 418 MWh, resulting in a capacity factor of 0.2%. This low capacity factor is typical for peaking plants, which are dispatched only during periods of high electricity demand.
Generated from EIA, GEM, and public data sources
ISO/RTO
PJM
Market
ISO/RTO Member
NERC Region
SERC — SERC Reliability Corporation
Balancing Authority
15 MWh
Latest Month
418 MWh
Annual Generation
0.2%
Capacity Factor
CO₂ Intensity
1969 lb/MWh
Low-utilization plant — per-MWh rate is dominated by startup/standby emissions; not directly comparable to baseload averages.
NOx
24 lb/MWh
SO₂
2013
$765/kW
Est. Construction Cost
Total estimated cost: $14.7M
Point of Interconnection
Nearest Substation
Cannon Branch · 230 kV
Substation Distance
0.445 km
Coord Source
OSM spatial
Market Position
ISO/RTO Market
PJM
LMP Node
FOSTERDR230 KV LD_W84
Pricing Hub
DOMINION HUB
Location Type
Load Node
Node Source
Curated node match
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ask pi about Dominion/Lo MarPJM Interconnection, LLC (PJM)
Grid Voltage
13.2 kV
Regulatory Status
RE — Regulated
Entity Type
Municipal
Sector
Electric Utility
5 lb/MWh
CH₄
0.080 lb/MWh
N₂O
0.016 lb/MWh
Capacity Factor
0.5%
Annual Net Gen
1 GWh
CO₂eq
1975 lb/MWh
Subregion
SERC Virginia/Carolina