Orrtanna
1745 Knoxlyn-Ortanna Road, Orrtanna, PA 17353Plant Summary Information
Orrtanna is ranked #39 out of 58 distillate fuel oil power plants in Pennsylvania in terms of total annual net electricity generation.
Orrtanna is comprised of 1 generator and generated 78.2 MWh during the 3-month period between September 2025 to December 2025.
| Plant Name | Orrtanna |
|---|---|
| Utility Name | Orrtanna Power, LLC |
| Location | Adams County, PA |
| Initial Operation Date | May 1971 |
| Last Update | Dec 2025 |
| Annual Generation | 417.0 MWh |
| Annual Consumption | 10.2 k MMBtu |
| Ranked #12,300 out of 13,081 Power Plants Nationwide | |
| Ranked #600 out of 1,233 Distillate Fuel Oil Power Plants Nationwide | |
| Ranked #237 out of 250 Pennsylvania Power Plants | |
| Ranked #39 out of 58 Pennsylvania Distillate Fuel Oil Power Plants | |
| Fuel Types | Distillate Fuel Oil |
| Previous Operators |
NRG REMA LLC (2013 to 2017) GenOn REMA, LLC (2018 to 2018) Orrtanna Power, LLC (2019 to 2025) |
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Monthly Net Generation for Orrtanna
Monthly Plant Fuel Consumption for Orrtanna
Orrtanna Details
| Summary Information | |
|---|---|
| Plant Name | Orrtanna (3112) |
| Plant Address | 1745 Knoxlyn-Ortanna Road, Orrtanna, PA 17353 |
| Utility | Orrtanna Power, LLC (63038) |
| Latitude, Longitude | 39.8442, -77.3508 |
| Generation Dates on File | Jan 2001 to Dec 2025 |
| Initial Operation Date | May 1971 |
| Annual Generation | 417.0 MWh |
| Fuel Types | Distillate Fuel Oil |
| 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 | 00-248-000, 01-211-000 |
| 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 | Metropolitan Edison Co (12390) PA |
| Grid Voltage | 115.00 kV |
| Energy Storage | No |
Generator 1 Details Operating May 1971
| Technology | Petroleum Liquids |
|---|---|
| Prime Mover | Combustion Turbine |
| Ownership | Single Owner |
| RTO ISO LMP Node Designation | 50745 |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | ORRTANNA 13KV ORRTAN |
| Nameplate Capacity | 27 MW |
| Nameplate Power Factor | 0.85 |
| Summer Capacity | 20.2 MW |
| Winter Capacity | 26 MW |
| Minimum Load | 18 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | May 1971 |
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Distillate Fuel Oil |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 1H |
| Multiple Fuels | No |
| Cofire Fuels | No |
| Switch Between Oil And Natural Gas | No |
Orrtanna Plant Owners
| Owner Name | Address | Ownership | We couldn't locate any owners for this plant |
|---|
Power Plants with Similar Net Generation
Power plants with a similar annual net generation from Distillate Fuel Oil.
| Rank | Plant Name | Plant Location | Annual Generation |
|---|---|---|---|
| #590 | Eastside WWTP | High Point, NC | 438.0 MWh |
| #591 | W H Weatherspoon | Lumberton, NC | 437.0 MWh |
| #592 | Ascutney | Weatherfield, VT | 437.0 MWh |
| #593 | St Marys | St. Marys, OH | 434.0 MWh |
| #594 | Algona | Algona, IA | 449.0 MWh |
| #595 | Greenwood (MI) | Avoca, MI | 1.7 TWh |
| #596 | Lost Nation | Groveton, NH | 422.0 MWh |
| #597 | C W Burdick | Grand Island, NE | 2.8 GWh |
| #598 | Suwannee River | Live Oak, FL | 58.5 GWh |
| #599 | Dominion/Lo Mar | Manassas, VA | 418.0 MWh |
| #601 | Godwin Drive Plant | Manassas, VA | 416.0 MWh |
| #602 | Belleville | Belleville, KS | 513.0 MWh |
| #603 | Long Creek Waste Water Plant | Dallas, NC | 407.0 MWh |
| #604 | NYU LANGONE HEALTH | New York, NY | 46.5 GWh |
| #605 | Essex Junction 19 | Essex Junction, VT | 33.8 GWh |
| #606 | Forest City Light Plant | Forest City, IA | 392.0 MWh |
| #607 | SC 1 Data Center, Phase 2 | Santa Clara, CA | 392.0 MWh |
| #608 | Chesterfield Landfill Gas | Chester, VA | 457.0 MWh |
| #609 | Webster City | Webster City, IA | 383.2 MWh |
| #610 | LNG 1 & 2 | Norwich, CT | 382.0 MWh |
Nearby Power Plants
Below are closest 20 power plants surrounding Orrtanna.
| Plant Name | Plant Location | Annual Generation | Distance |
|---|---|---|---|
| Adams Solar LLC PA | Gettysburg, PA | 143.0 GWh | 8.5 mi |
| Baker Point | Thurmont, MD | 14.1 GWh | 18.9 mi |
| Blue Ridge Landfill | Chambersburg, PA | 41.7 GWh | 13.8 mi |
| Cannonball Solar (CSG) | Thurmont, MD | 3.3 GWh | 20.9 mi |
| Chambersburg | Chambersburg, PA | 244.4 GWh | 17.8 mi |
| Cumberland County PA LFG Recovery | Shippensburg, PA | 41.2 GWh | 21.8 mi |
| Emmitsburg Solar Arrays | Emmitsburg, MD | 2.3 GWh | 10.6 mi |
| Falling Spring | Chambersburg, PA | 1.1 GWh | 17.6 mi |
| Hamilton (PA) | Abbottstown, PA | 827.0 MWh | 19.7 mi |
| Hunterstown | Gettysburg, PA | 24.5 GWh | 10 mi |
| Hunterstown Power Plant | Gettysburg, PA | 6.3 TWh | 9.9 mi |
| Knouse Solar Project 1 | Gardners, PA | 4.0 GWh | 14 mi |
| LeGore Bridge Solar Center | Keymar, MD | 3.1 GWh | 18.9 mi |
| Mount Saint Mary's | Emmitsburg, MD | 16.8 GWh | 11.7 mi |
| Mountain | Mount Holly Springs, PA | 16.3 GWh | 21.5 mi |
| Orchard Park | Chambersburg, PA | 49.0 GWh | 17.4 mi |
| Shepherds Mill CSG | Union Bridge, MD | 3.0 GWh | 21.9 mi |
| Solar Hagerstown | Hagerstown, MD | 15.9 GWh | 22 mi |
| Union Bridge Solar | Union Bridge, MD | 11.8 GWh | 21.4 mi |
| Vitro Architectural Glass (PA) | Carlisle, PA | 64.0 MWh | 21.9 mi |