Tenaska Westmoreland Generating Station
446 Smithton Pike road, Smithton, PA 15479Plant Summary Information
Tenaska Westmoreland Generating Station is ranked #46 out of 2,243 natural gas power plants nationwide in terms of total annual net electricity generation.
Tenaska Westmoreland Generating Station is comprised of 3 generators and generated 1.6 TWh during the 3-month period between June 2025 to September 2025.
| Plant Name | Tenaska Westmoreland Generating Station |
|---|---|
| Utility Name | Tenaska Pennsylvania Partners, LLC |
| Location | Westmoreland County, PA |
| Initial Operation Date | December 2018 |
| Last Update | Sep 2025 |
| Annual Generation | 6.8 TWh |
| Annual Consumption | 48.1 M MMBtu |
| Ranked #136 out of 12,539 Power Plants Nationwide | |
| Ranked #46 out of 2,243 Natural Gas Power Plants Nationwide | |
| Ranked #11 out of 243 Pennsylvania Power Plants | |
| Ranked #7 out of 79 Pennsylvania Natural Gas Power Plants | |
| Fuel Types | Natural Gas |
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Monthly Net Generation for Tenaska Westmoreland Generating Station
Tenaska Westmoreland Generating Station Details
| Summary Information | |
|---|---|
| Plant Name | Tenaska Westmoreland Generating Station (60464) |
| Plant Address | 446 Smithton Pike road, Smithton, PA 15479 |
| Utility | Tenaska Pennsylvania Partners, LLC (60249) |
| Latitude, Longitude | 40.17525, -79.69667 |
| Generation Dates on File | Dec 2018 to Sep 2025 |
| Initial Operation Date | December 2018 |
| Annual Generation | 6.8 TWh |
| Fuel Types | Natural Gas |
| Federal Energy Regulatory Commission (FERC) Information | |
| FERC Cogeneration Status | No |
| FERC Small Power Producer Status | No |
| FERC Exempt Wholesale Generator Status | No |
| Regulatory Information | |
|---|---|
| Regulatory Status | Non-Regulated |
| NERC Region | RFC |
| Balancing Authority | PJM Interconnection, LLC (PJM) |
| NAICS Code | Utilities (22) |
| Sector | IPP Non-CHP (2) |
| Water Source | Municipality |
| Ash Impoundment | No |
| Transmission / Distribution Owner | West Penn Power Co (20387) PA |
| Grid Voltage | 525.00 kV |
| Energy Storage | No |
| Natural Gas Information | |
| Local Distribution Company (LDC) | Other - See pipeline notes. |
| Pipeline Name |
TEXAS EASTERN TRANSMISSION LP Other - Please explain in pipeline notes below. Other - Please explain in pipeline notes below. |
| Pipeline Notes | PLEASE ADD WILLIAMS AND EASTERN GAS TRANSMISSION & STORAGE AS OPTIONS TO SELECT FOR FUTURE REPORTS |
| Natural Gas Storage | No |
Generator CTG1 Details Operating December 2018
| Technology | Natural Gas Fired Combined Cycle |
|---|---|
| Prime Mover | Combined Cycle Combustion Turbine Part |
| Unit Code | STG1 |
| Ownership | Jointly Owned |
| Can Bypass Heat Recovery Steam Generator | No |
| RTO ISO LMP Node Designation | 1356163093 |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | 1356163093 |
| Nameplate Capacity | 370 MW |
| Nameplate Power Factor | 0.85 |
| Summer Capacity | 288 MW |
| Winter Capacity | 328.5 MW |
| Minimum Load | 160 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | December 2018 |
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Natural Gas |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 12H |
| Multiple Fuels | No |
| Cofire Fuels | No |
| Switch Between Oil And Natural Gas | No |
Generator CTG2 Details Operating December 2018
| Technology | Natural Gas Fired Combined Cycle |
|---|---|
| Prime Mover | Combined Cycle Combustion Turbine Part |
| Unit Code | STG1 |
| Ownership | Jointly Owned |
| Can Bypass Heat Recovery Steam Generator | No |
| RTO ISO LMP Node Designation | 1356163092 |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | 1356163092 |
| Nameplate Capacity | 370 MW |
| Nameplate Power Factor | 0.85 |
| Summer Capacity | 288 MW |
| Winter Capacity | 328.5 MW |
| Minimum Load | 160 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | December 2018 |
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Natural Gas |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 12H |
| Multiple Fuels | No |
| Cofire Fuels | No |
| Switch Between Oil And Natural Gas | No |
Generator STG1 Details Operating December 2018
| Technology | Natural Gas Fired Combined Cycle |
|---|---|
| Prime Mover | Combined Cycle Steam Part |
| Unit Code | STG1 |
| Ownership | Jointly Owned |
| Duct Burners | Yes |
| RTO ISO LMP Node Designation | 1356163094 |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | 1356163094 |
| Nameplate Capacity | 394 MW |
| Nameplate Power Factor | 0.85 |
| Summer Capacity | 371 MW |
| Winter Capacity | 375 MW |
| Minimum Load | 90 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | December 2018 |
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Natural Gas |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 12H |
| Multiple Fuels | No |
| Cofire Fuels | No |
| Switch Between Oil And Natural Gas | No |
Tenaska Westmoreland Generating Station Plant Owners
| Owner Name | Address | Generator | Ownership |
|---|---|---|---|
| Tenaska Pennsylvania I, LLC | 14302 FNB Parkway, Omaha, NE 68154 | Generator CTG1 | 0.25% |
| Tenaska Pennsylvania Holdings, LLC | 14302 FNB Parkway, Omaha, NE 68154, Omaha, NE 68154 | Generator CTG1 | 24.75% |
| DGC Westmoreland, LLC | 14302 FNB Parkway, Omaha, NE 68154 | Generator CTG1 | 50.00% |
| J-POWER Westmoreland, LLC | 14302 FNB Parkway, Omaha, NE 68154 | Generator CTG1 | 25.00% |
| Tenaska Pennsylvania I, LLC | 14302 FNB Parkway, Omaha, NE 68154 | Generator CTG2 | 0.25% |
| Tenaska Pennsylvania Holdings, LLC | 14302 FNB Parkway, Omaha, NE 68154, Omaha, NE 68154 | Generator CTG2 | 24.75% |
| DGC Westmoreland, LLC | 14302 FNB Parkway, Omaha, NE 68154 | Generator CTG2 | 50.00% |
| J-POWER Westmoreland, LLC | 14302 FNB Parkway, Omaha, NE 68154 | Generator CTG2 | 25.00% |
| Tenaska Pennsylvania I, LLC | 14302 FNB Parkway, Omaha, NE 68154 | Generator STG1 | 0.25% |
| Tenaska Pennsylvania Holdings, LLC | 14302 FNB Parkway, Omaha, NE 68154, Omaha, NE 68154 | Generator STG1 | 24.75% |
| DGC Westmoreland, LLC | 14302 FNB Parkway, Omaha, NE 68154 | Generator STG1 | 50.00% |
| J-POWER Westmoreland, LLC | 14302 FNB Parkway, Omaha, NE 68154 | Generator STG1 | 25.00% |
Power Plants with Similar Net Generation
Power plants with a similar annual net generation from Natural Gas.
| Rank | Plant Name | Plant Location | Annual Generation |
|---|---|---|---|
| #36 | Paradise | Drakesboro, KY | 7.5 TWh |
| #37 | Moxie Freedom Generation Plant | Salem Township, PA | 7.5 TWh |
| #38 | Wansley Combined Cycle | Franklin, GA | 7.5 TWh |
| #39 | Port Washington Generating Station | Port Washington, WI | 7.2 TWh |
| #40 | New Covert Generating Facility | Covert, MI | 7.2 TWh |
| #41 | Big Bend | Apollo Beach, FL | 7.2 TWh |
| #42 | Temple Power Station | Temple, TX | 7.0 TWh |
| #43 | Riviera | Riviera Beach, FL | 6.9 TWh |
| #44 | Cape Canaveral | Cocoa, FL | 6.9 TWh |
| #45 | Magnolia Power Plant | Ashland, MS | 6.8 TWh |
| #47 | Jack County | Bridgeport, TX | 6.7 TWh |
| #48 | Lamar Power Project | Paris, TX | 6.7 TWh |
| #49 | Allen | Memphis, TN | 6.7 TWh |
| #50 | Freestone Energy Center | Fairfield, TX | 6.6 TWh |
| #51 | Montgomery County | Willis, TX | 6.5 TWh |
| #52 | Clean Energy Future-Lordstown, LLC | Lordstown, OH | 6.5 TWh |
| #53 | Midlothian Energy Facility | Midlothian, TX | 6.5 TWh |
| #54 | Hamilton Patriot Generation Plant | Montgomery, PA | 6.5 TWh |
| #55 | Lee Combined Cycle Plant | Goldsboro, NC | 6.5 TWh |
| #56 | Turkey Point | Homestead, FL | 19.7 TWh |
Nearby Power Plants
Below are closest 20 power plants surrounding Tenaska Westmoreland Generating Station.
| Plant Name | Plant Location | Annual Generation | Distance |
|---|---|---|---|
| Allegheny Energy Units 3 4 & 5 | Springdale, PA | 4.3 TWh | 25.8 mi |
| Brunot Island | Pittsburg, PA | 54.1 GWh | 27.1 mi |
| Clairton Works | Clairton, PA | 120.9 GWh | 13.5 mi |
| Conemaugh Hydro Plant | Saltsburg, PA | 46.4 GWh | 26.5 mi |
| ECP Uptown Campus | Pittsburgh, PA | 28.2 GWh | 23.7 mi |
| Fayette Energy Facility | Masontown, PA | 4.5 TWh | 24.8 mi |
| FirstEnergy Fort Martin Power Station | Maidsville, WV | 5.2 TWh | 34.3 mi |
| Gans | Gans, PA | 147.2 GWh | 30.5 mi |
| Gans Solar | Lake Lynn, PA | 1.3 GWh | 30.3 mi |
| Hill Top Energy Center, LLC | Carmichaels, PA | 4.9 TWh | 23.2 mi |
| Hunker Solar River, LLC | Ruffs Dale, PA | 4.6 GWh | 3.9 mi |
| Lake Lynn Hydro Station | Lake Lynn, PA | 84.4 GWh | 32.6 mi |
| Mill Run Windpower LLC | Mill Run, PA | 19.2 GWh | 24.2 mi |
| Mon Valley Works | Dravosburg, PA | 430.7 GWh | 17.2 mi |
| Pechin Solar | Dunbar, PA | 3.3 GWh | 15.1 mi |
| South Chestnut LLC | Farmington, PA | 95.6 GWh | 29.3 mi |
| Spring Lane | Ligonier, PA | 667.0 MWh | 19.9 mi |
| Springdale 1 & 2 | Springdale, PA | 130.9 GWh | 25.9 mi |
| Waste Management Arden LFGTE | Washington, PA | 38.5 GWh | 29.9 mi |
| Yough Hydro Power | Confluence, PA | 36.9 GWh | 31.1 mi |