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773.7 MW Distillate Oil operating in Anne Arundel, MD — PJM Interconnection, LLC
773.7 MW
Nameplate Capacity
2
Generators
units
Petroleum Liquids
Technology
1966
Operating Since
Coordinates
39.1781, -76.5268
County
Anne Arundel, MD
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | H.A. Wagner LLC | H.A. Wagner | — |
| Owner(s) | H.A. Wagner LLC | Talen Energy | — |
| Status | Operating | — | — |
The Herbert A. Wagner Generating Station is an electric generating station located in Anne Arundel County, Maryland, just east of Glen Burnie, and is operated by the Raven Power Holdings, LLC, a subsidiary of Talen Energy.
Read more on WikipediaThe Herbert A. Wagner power plant, located in Anne Arundel County, Maryland, has a total capacity of 773.7 MW. The plant, which began operating in 1966, is owned by Talen Energy and operated by H.A. Wagner LLC. It utilizes petroleum liquids (DFO) as its primary fuel source. The facility consists of two generators using Petroleum Liquids technology.
The plant operates within the PJM Interconnection, LLC balancing authority and the RFC NERC region. In the most recent year with available data, the Herbert A. Wagner plant generated 192,796 MWh, achieving a capacity factor of 2.8%. The plant is ranked as the largest of four petroleum-fueled plants in Maryland and 13th out of 60 nationally.
Generated from EIA, GEM, and public data sources
ISO/RTO
PJM
Market
ISO/RTO Member
NERC Region
RFC
Balancing Authority
5.0K MWh
Latest Month
192.8K MWh
Annual Generation
2.8%
Capacity Factor
CO₂ Intensity
3502 lb/MWh
Low-utilization plant — per-MWh rate is dominated by startup/standby emissions; not directly comparable to baseload averages.
NOx
3 lb/MWh
SO₂
2013
$765/kW
Est. Construction Cost
Total estimated cost: $591.6M
Market Position
ISO/RTO Market
PJM
LMP Node
50692
Pricing Hub
WESTERN HUB
Alt. Hub / Zone
DOMINION HUB
Node Source
EIA-860 direct report
Last updated 2026-03-26
View all articlesNo ask pi reports yet for this entity.
ask pi about Herbert A WagnerPJM Interconnection, LLC (PJM)
Grid Voltage
230.0 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
10 lb/MWh
CH₄
0.230 lb/MWh
N₂O
0.036 lb/MWh
Capacity Factor
0.8%
Annual Net Gen
68 GWh
CO₂eq
3518 lb/MWh
Subregion
RFC East