Armstrong
2313 State Route 156, Shelocta, PA 15774Plant Summary Information
Armstrong is ranked #34 out of 232 power plants in Pennsylvania in terms of total annual net electricity generation.
Armstrong is comprised of 4 generators and generated 354.3 GWh during the 3-month period between November 2024 to February 2025.
| Plant Name | Armstrong |
|---|---|
| Utility Name | Armstrong Power LLC |
| Location | Armstrong County, PA |
| Initial Operation Date | May 2002 |
| Last Update | Feb 2025 |
| Annual Generation | 1.2 TWh |
| Annual Consumption | 12.7 M MMBtu |
| Ranked #659 out of 11,993 Power Plants Nationwide | |
| Ranked #410 out of 2,253 Natural Gas Power Plants Nationwide | |
| Ranked #34 out of 232 Pennsylvania Power Plants | |
| Ranked #27 out of 78 Pennsylvania Natural Gas Power Plants | |
| Fuel Types | Natural Gas : 99.2% Distillate Fuel Oil : 0.8% |
| Previous Operator |
IPA Operations Inc - Armstrong (2013 to 2016) Armstrong Power LLC (2017 to 2023) |
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Monthly Net Generation for Armstrong
Armstrong Details
| Summary Information | |
|---|---|
| Plant Name | Armstrong (55347) |
| Plant Address | 2313 State Route 156, Shelocta, PA 15774 |
| Utility | Armstrong Power LLC (56412) |
| Latitude, Longitude | 40.63802, -79.35173 |
| Generation Dates on File | Jun 2002 to Feb 2025 |
| Initial Operation Date | May 2002 |
| Annual Generation | 1.2 TWh |
| Fuel Types | Natural Gas : 99.2% Distillate Fuel Oil : 0.8% |
| Federal Energy Regulatory Commission (FERC) Information | |
| FERC Cogeneration Status | No |
| FERC Small Power Producer Status | No |
| FERC Exempt Wholesale Generator Status | Yes |
| FERC Exempt Wholesale Generator Docket Number | 00-28-000 |
| 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 | |
| Ash Impoundment | No |
| Transmission / Distribution Owner | West Penn Power Company (20387) PA |
| Grid Voltage | 526.00 kV |
| Energy Storage | No |
| Natural Gas Information | |
| Pipeline Name | DOMINION TRANSMISSION INCORPORATED |
| Natural Gas Storage | No |
Generator 1 Details Operating May 2002
| Technology | Natural Gas Fired Combustion Turbine |
|---|---|
| Prime Mover | Combustion Turbine |
| Ownership | Single Owner |
| RTO ISO LMP Node Designation | SBEND 18kv-ct1 |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | SBEND 18kv-ct1 |
| Nameplate Capacity | 172 MW |
| Nameplate Power Factor | 0.85 |
| Summer Capacity | 168.4 MW |
| Winter Capacity | 208.9 MW |
| Minimum Load | 100 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | May 2002 |
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Natural Gas / Distillate Fuel Oil |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 1H |
| Multiple Fuels | Yes |
| Cofire Fuels | No |
| Switch Between Oil And Natural Gas | Yes |
| Multifuel Details | |
| Switch When Operating | Yes |
|---|---|
| Net Summer Capacity With Natural Gas | 168.4 MW |
| Net Winter Capacity With Natural Gas | 207.7 MW |
| Net Summer Capacity With Oil | 168.4 MW |
| Net Winter Capacity With Oil | 208.9 MW |
| Time To Switch From Gas To Oil | 1H |
| Time To Switch From Oil To Gas | 1H |
| Factors That Limit Switching | Yes |
| Storage Limits | Yes |
| Air Permit Limits | Yes |
Generator 2 Details Operating May 2002
| Technology | Natural Gas Fired Combustion Turbine |
|---|---|
| Prime Mover | Combustion Turbine |
| Ownership | Single Owner |
| RTO ISO LMP Node Designation | SBEND 18kv-ct2 |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | SBEND 18kv-ct2 |
| Nameplate Capacity | 172 MW |
| Nameplate Power Factor | 0.85 |
| Summer Capacity | 163.6 MW |
| Winter Capacity | 202.9 MW |
| Minimum Load | 100 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | May 2002 |
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Natural Gas / Distillate Fuel Oil |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 1H |
| Multiple Fuels | Yes |
| Cofire Fuels | No |
| Switch Between Oil And Natural Gas | Yes |
| Multifuel Details | |
| Switch When Operating | Yes |
|---|---|
| Net Summer Capacity With Natural Gas | 163.6 MW |
| Net Winter Capacity With Natural Gas | 201.8 MW |
| Net Summer Capacity With Oil | 163.6 MW |
| Net Winter Capacity With Oil | 202.9 MW |
| Time To Switch From Gas To Oil | 1H |
| Time To Switch From Oil To Gas | 1H |
| Factors That Limit Switching | Yes |
| Storage Limits | Yes |
| Air Permit Limits | Yes |
Generator 3 Details Operating May 2002
| Technology | Natural Gas Fired Combustion Turbine |
|---|---|
| Prime Mover | Combustion Turbine |
| Ownership | Single Owner |
| RTO ISO LMP Node Designation | SBEND 18kv-ct3 |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | SBEND 18kv-ct3 |
| Nameplate Capacity | 172 MW |
| Nameplate Power Factor | 0.85 |
| Summer Capacity | 169 MW |
| Winter Capacity | 209.6 MW |
| Minimum Load | 100 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | May 2002 |
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Natural Gas / Distillate Fuel Oil |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 1H |
| Multiple Fuels | Yes |
| Cofire Fuels | No |
| Switch Between Oil And Natural Gas | Yes |
| Multifuel Details | |
| Switch When Operating | Yes |
|---|---|
| Net Summer Capacity With Natural Gas | 169 MW |
| Net Winter Capacity With Natural Gas | 208.4 MW |
| Net Summer Capacity With Oil | 169 MW |
| Net Winter Capacity With Oil | 209.6 MW |
| Time To Switch From Gas To Oil | 1H |
| Time To Switch From Oil To Gas | 1H |
| Factors That Limit Switching | Yes |
| Storage Limits | Yes |
| Air Permit Limits | Yes |
Generator 4 Details Operating May 2002
| Technology | Natural Gas Fired Combustion Turbine |
|---|---|
| Prime Mover | Combustion Turbine |
| Ownership | Single Owner |
| RTO ISO LMP Node Designation | SBEND 18kv-ct4 |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | SBEND 18kv-ct4 |
| Nameplate Capacity | 172 MW |
| Nameplate Power Factor | 0.85 |
| Summer Capacity | 169.7 MW |
| Winter Capacity | 208.3 MW |
| Minimum Load | 100 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | May 2002 |
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Natural Gas / Distillate Fuel Oil |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 1H |
| Multiple Fuels | Yes |
| Cofire Fuels | No |
| Switch Between Oil And Natural Gas | Yes |
| Multifuel Details | |
| Switch When Operating | Yes |
|---|---|
| Net Summer Capacity With Natural Gas | 167.9 MW |
| Net Winter Capacity With Natural Gas | 206.5 MW |
| Net Summer Capacity With Oil | 167.9 MW |
| Net Winter Capacity With Oil | 208.3 MW |
| Time To Switch From Gas To Oil | 1H |
| Time To Switch From Oil To Gas | 1H |
| Factors That Limit Switching | Yes |
| Storage Limits | Yes |
| Air Permit Limits | Yes |
Armstrong Plant Owners
| Owner Name | Address | Generator | Ownership |
|---|---|---|---|
| We couldn't locate any owners for this plant | |||
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| #408 | Salem Harbor Power Development LP | Salem, MA | 1.2 TWh |
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| #412 | Port Westward Unit 2 | Clatskanie, OR | 1.2 TWh |
| #413 | Big Sandy | Louisa, KY | 1.2 TWh |
| #414 | Lonesome Creek Station | Alexander, ND | 1.2 TWh |
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| #418 | Tiger Bay | Ft. Meade, FL | 1.1 TWh |
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| #420 | Wilkes | Avinger, TX | 1.1 TWh |
Nearby Power Plants
Below are closest 20 power plants surrounding Armstrong.
| Plant Name | Plant Location | Annual Generation | Distance |
|---|---|---|---|
| Allegheny Energy Units 3 4 & 5 | Springdale, PA | 4.0 TWh | 22.8 mi |
| Allegheny Hydro No 8 | Adrian, PA | 73.2 GWh | 19.1 mi |
| Allegheny Hydro No 9 | Cowansville, PA | 86.7 GWh | 24.3 mi |
| Allegheny No 6 Hydro Station | Ford City, PA | 34.7 GWh | 13 mi |
| Allegheny No. 5 Hydro Station | Schenley, PA | 34.7 GWh | 16.7 mi |
| Clairton Works | Clairton, PA | 109.4 GWh | 35.9 mi |
| Colver Green Energy | Colver, PA | 702.3 GWh | 29.7 mi |
| Conemaugh | New Florence, PA | 4.0 TWh | 23.3 mi |
| Conemaugh Hydro Plant | Saltsburg, PA | 44.5 GWh | 12 mi |
| CPV Fairview Energy Center | Johnstown, PA | 7.6 TWh | 30.4 mi |
| Ebensburg Power | Ebensburg, PA | 285.1 GWh | 34.2 mi |
| ECP Uptown Campus | Pittsburgh, PA | 24.7 GWh | 36.1 mi |
| Hunker Solar River, LLC | Ruffs Dale, PA | 3.6 GWh | 33 mi |
| Indiana University of Pennsylvania | Indiana, PA | 11.7 GWh | 10.2 mi |
| Keystone | Shelocta, PA | 3.4 TWh | 1.6 mi |
| Mahoning Creek Hydroelectric Project | New Bethlehem, PA | 8.5 GWh | 19.9 mi |
| Mon Valley Works | Dravosburg, PA | 473.7 GWh | 31.5 mi |
| Patton Wind Farm | Patton, PA | 81.2 GWh | 34.4 mi |
| Seward (PA) | New Florence, PA | 2.1 TWh | 23.1 mi |
| Springdale 1 & 2 | Springdale, PA | 128.2 GWh | 22.8 mi |