Tenaska Westmoreland Generating Station
Natural gas power plant in Westmoreland County, Pennsylvania. 1,134 MW of nameplate capacity across 3 generators, operated by Tenaska Pennsylvania Partners, LLC.
Also known as EIA plant 60464
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 1,134 MWNameplate
- Generators
- 3 operatingEIA-860M, August 2026
- Operating since
- December 2018First generator online
- Operator
- Tenaska Pennsylvania Partners, LLCEIA operator ID 60249
- Grid
- PJMBalancing authority PJM
- Price nodes
- 3 PJM nodesResource nodes with prices
- Location
- Westmoreland County, PA40.1752, −79.6967
- EIA plant ID
- 60464EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Tenaska Westmoreland produces
Free · EIA-923Net generation, 2025
6.30 TWh
6,298,297 MWh, final
Capacity factor, 2025
63.4%
2024: 71.0%
January to July 2026
4.24 TWh
Provisional
Range, 2019 to 2025
5.2–7.1
TWh a year. Low 2019, high 2021
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | Not reported | Not reported | 0 of 12 |
| 2001 | Not reported | Not reported | 0 of 12 |
| 2002 | Not reported | Not reported | 0 of 12 |
| 2003 | Not reported | Not reported | 0 of 12 |
| 2004 | Not reported | Not reported | 0 of 12 |
| 2005 | Not reported | Not reported | 0 of 12 |
| 2006 | Not reported | Not reported | 0 of 12 |
| 2007 | Not reported | Not reported | 0 of 12 |
| 2008 | Not reported | Not reported | 0 of 12 |
| 2009 | Not reported | Not reported | 0 of 12 |
| 2010 | Not reported | Not reported | 0 of 12 |
| 2011 | Not reported | Not reported | 0 of 12 |
| 2012 | Not reported | Not reported | 0 of 12 |
| 2013 | Not reported | Not reported | 0 of 12 |
| 2014 | Not reported | Not reported | 0 of 12 |
| 2015 | Not reported | Not reported | 0 of 12 |
| 2016 | Not reported | Not reported | 0 of 12 |
| 2017 | Not reported | Not reported | 0 of 12 |
| 2018 | 145,905 | Not reported | 1 of 12 |
| 2019 | 5,161,329 | 52.0% | 12 of 12 |
| 2020 | 6,270,337 | 62.9% | 12 of 12 |
| 2021 | 7,115,762 | 71.6% | 12 of 12 |
| 2022 | 6,998,619 | 70.5% | 12 of 12 |
| 2023 | 6,660,501 | 67.0% | 12 of 12 |
| 2024 | 7,068,519 | 71.0% | 12 of 12 |
| 2025 | 6,298,297 | 63.4% | 12 of 12 |
| 2026 (provisional, partial year) | 4,238,046 | 73.5% | 7 of 7 |
* 2026 covers January to July and is provisional. Capacity factor is net generation divided by nameplate capacity times the hours of each reported month.
Power prices and basis
Free account · PJMEmissions
Free · EPA CAMPDCO₂, 2025
2.52M
US short tons. 2024: 2.83M
SO₂, 2025
13
US short tons
NOx, 2025
104
US short tons
CO₂ per MWh, calculated
0.40 t
About 800 lb per MWh
2 of 2 EPA units reported CO₂ in 2025 (101, 102), matched to EIA plant 60464 through the EPA–EIA crosswalk. The per-MWh rate is EPA CO₂ divided by EIA-923 net generation. The two reporting boundaries can differ.
Water use
Free · EIA-923 cooling, USGSWithdrawal, 2024
1,242
million gallons
Consumption, 2024
1,104
million gallons
Source
Municipality
Discharge, Reclaimed. Forced-draft tower
Watershed stress
Very low/none · 0.124
USGS SUI, HUC12 Jacobs Creek
12 of 12 cooling months report withdrawal. Reclaimed water or plant effluent; not tested. Blank volumes are unreported, not zero.
Generators
Free · EIA-860M| Generator | Technology | Nameplate MW | Online since |
|---|---|---|---|
| CTG1 | Natural Gas Fired Combined Cycle | 370.0 | December 2018 |
| CTG2 | Natural Gas Fired Combined Cycle | 370.0 | December 2018 |
| STG1 | Natural Gas Fired Combined Cycle | 394.0 | December 2018 |
Ownership and offtake
ProOwnership and offtake are part of Pro
Owners and their shares, parent companies, and power purchase agreements with their buyers. EIA-860M lists Tenaska Pennsylvania Partners, LLC as the operator, which is not always the owner.
Modeled data
ProPro adds modeled values for this plant. Everything above stays free.
Generation potential vs reported
Monthly potential at seasonal net capability, next to EIA-923 output. Shows how much of the plant's capability was used.
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Questions about Tenaska Westmoreland
How much power does Tenaska Westmoreland Generating Station produce?
Tenaska Westmoreland Generating Station reported 6,298,297 MWh (6.30 TWh) of net generation in 2025, a 63.4% capacity factor on 1,134 MW of nameplate capacity. From January to July 2026 it reported 4.24 TWh, which is provisional.
Where is Tenaska Westmoreland Generating Station?
Tenaska Westmoreland Generating Station is in Westmoreland County, Pennsylvania, at 40.1752, −79.6967. It is in the PJM Interconnection, LLC balancing area (PJM).
Who operates Tenaska Westmoreland Generating Station?
EIA-860M for August 2026 lists Tenaska Pennsylvania Partners, LLC as the operator (EIA operator ID 60249). The operator is not always the owner.
When did Tenaska Westmoreland Generating Station start operating?
Its first generator began operating in December 2018, according to EIA-860M.
Does InfraMap have power prices for Tenaska Westmoreland Generating Station?
Yes. InfraMap has PJM day-ahead and real-time prices at 3 price nodes linked to Tenaska Westmoreland Generating Station, with the hub price and node-to-hub basis. Prices are free with an InfraMap account; pricing node names are part of InfraMap Pro.
Sources
- EIA-860 2025 (final) and EIA-860M August 2026: plant, generators, capacity, operator and location
- EIA-923 monthly net generation, 2000 to July 2026 (2026 provisional)
- EPA CAMPD annual emissions through the EPA–EIA crosswalk, 1995 to 2025
- PJM day-ahead and real-time prices; node and hub assignments as of 2026-10-05
- EIA-923 cooling water 2024 and the USGS surface water supply and use index, Water years 2010-2020 (Oct 2009 to Sep 2020), mean of monthly values
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page