Electric Power Monthly
Data for June 2026
Release Date:
August 26, 2026
Next Release Date:
September 24, 2026
| Table 6.4. Retired Utility Scale Generating Units by Operating Company, Plant, and Month, 2026 |
| Year | Month | Entity ID | Entity Name | Plant Producer Type | Plant Name | Plant State | Plant ID | Generator ID | Net Summer Capacity (MW) | Technology | Energy Source Code | Prime Mover Code |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 1 | 13048 | City of Mountain Lake - (MN) | Electric Utility | Mountain Lake | MN | 1998 | 2 | 0.9 | Natural Gas Internal Combustion Engine | NG | IC |
| 2026 | 1 | 64954 | Contango Oil and Gas | Industrial | Elk Basin Gasoline Plant | WY | 52127 | GEN1 | 0.8 | Other Gases | OG | ST |
| 2026 | 1 | 16024 | Riverwood Intl USA Inc | Industrial | Graphic Packaging Intl Macon Mill | GA | 54464 | 0002 | 4.7 | Wood/Wood Waste Biomass | BLQ | ST |
| 2026 | 1 | 66969 | TMF-RIG, LLC | Electric CHP | Threemile Digester | OR | 58382 | GEN3 | 1.6 | Natural Gas Internal Combustion Engine | NG | IC |
| 2026 | 2 | 60094 | Clinton Battery Utility, LLC | IPP | Clinton Battery | OH | 60297 | 1 | 5.0 | Batteries | MWH | BA |
| 2026 | 2 | 63873 | Lincoln Medical and Mental Health Center | Commercial | Lincoln Medical and Mental Health Center | NY | 64291 | B2 | 1.0 | Petroleum Liquids | DFO | IC |
| 2026 | 3 | 56440 | G2 Energy LLC | IPP | G2 Energy Marion LLC | FL | 57128 | 357 | 1.5 | Landfill Gas | LFG | IC |
| 2026 | 3 | 66969 | TMF-RIG, LLC | Electric CHP | Threemile Digester | OR | 58382 | GEN1 | 1.6 | Natural Gas Internal Combustion Engine | NG | IC |
| 2026 | 3 | 66969 | TMF-RIG, LLC | Electric CHP | Threemile Digester | OR | 58382 | GEN2 | 1.6 | Natural Gas Internal Combustion Engine | NG | IC |
| 2026 | 5 | 221 | Alaska Village Elec Coop, Inc | Electric Utility | Mountain Village | AK | 6329 | 1 | 0.3 | Petroleum Liquids | DFO | IC |
| 2026 | 5 | 221 | Alaska Village Elec Coop, Inc | Electric Utility | Mountain Village | AK | 6329 | 4A | 0.8 | Petroleum Liquids | DFO | IC |
| 2026 | 5 | 10451 | Kotzebue Electric Assn Inc | Electric Utility | Kotzebue Hybrid | AK | 6304 | 13WT | 0.1 | Onshore Wind Turbine | WND | WT |
| 2026 | 5 | 10451 | Kotzebue Electric Assn Inc | Electric Utility | Kotzebue Hybrid | AK | 6304 | 14wt | 0.1 | Onshore Wind Turbine | WND | WT |
| 2026 | 5 | 10451 | Kotzebue Electric Assn Inc | Electric Utility | Kotzebue Hybrid | AK | 6304 | 15WT | 0.1 | Onshore Wind Turbine | WND | WT |
| 2026 | 5 | 10451 | Kotzebue Electric Assn Inc | Electric Utility | Kotzebue Hybrid | AK | 6304 | 16WT | 0.1 | Onshore Wind Turbine | WND | WT |
| 2026 | 5 | 10451 | Kotzebue Electric Assn Inc | Electric Utility | Kotzebue Hybrid | AK | 6304 | 17WT | 0.1 | Onshore Wind Turbine | WND | WT |
| 2026 | 5 | 10451 | Kotzebue Electric Assn Inc | Electric Utility | Kotzebue Hybrid | AK | 6304 | 1WT | 0.6 | Onshore Wind Turbine | WND | WT |
| 2026 | 5 | 10451 | Kotzebue Electric Assn Inc | Electric Utility | Kotzebue Hybrid | AK | 6304 | 2WT | 0.1 | Onshore Wind Turbine | WND | WT |
| 2026 | 5 | 10451 | Kotzebue Electric Assn Inc | Electric Utility | Kotzebue Hybrid | AK | 6304 | 3WT | 0.2 | Onshore Wind Turbine | WND | WT |
| 2026 | 5 | 67818 | MPH Elwood, LLC | IPP | MPH Elwood | IL | 69979 | GT3 | 150.0 | Natural Gas Fired Combustion Turbine | NG | GT |
| 2026 | 5 | 67818 | MPH Elwood, LLC | IPP | MPH Elwood | IL | 69979 | GT4 | 150.0 | Natural Gas Fired Combustion Turbine | NG | GT |
| 2026 | 5 | 59526 | State Correctnl Inst Laurel Highlands | Commercial | Glades Pike Generation Plant | PA | 59759 | CAT1 | 1.6 | Landfill Gas | LFG | IC |
| 2026 | 5 | 59526 | State Correctnl Inst Laurel Highlands | Commercial | Glades Pike Generation Plant | PA | 59759 | CAT2 | 1.6 | Landfill Gas | LFG | IC |
| 2026 | 6 | 14605 | City of Peabody - (MA) | Electric Utility | Waters River | MA | 1678 | 1 | 16.0 | Natural Gas Fired Combustion Turbine | NG | GT |
| 2026 | 6 | 10451 | Kotzebue Electric Assn Inc | Electric Utility | Kotzebue Hybrid | AK | 6304 | 11wt | 0.1 | Onshore Wind Turbine | WND | WT |
| 2026 | 6 | 67818 | MPH Elwood, LLC | IPP | MPH Elwood | IL | 69979 | GT1 | 150.0 | Natural Gas Fired Combustion Turbine | NG | GT |
| 2026 | 6 | 67818 | MPH Elwood, LLC | IPP | MPH Elwood | IL | 69979 | GT2 | 150.0 | Natural Gas Fired Combustion Turbine | NG | GT |
| 2026 | 6 | 12199 | Montana-Dakota Utilities Co | Electric Utility | Glen Ullin Station 6 | ND | 57172 | 1 | 5.3 | All Other | WH | ST |
| 2026 | 6 | 21048 | Wyandotte Municipal Serv Comm - (MI) | Electric Utility | Wyandotte | MI | 1866 | 4 | 10.5 | Natural Gas Steam Turbine | NG | ST |
| 2026 | 6 | 21048 | Wyandotte Municipal Serv Comm - (MI) | Electric Utility | Wyandotte | MI | 1866 | 7 | 32.0 | Natural Gas Steam Turbine | NG | ST |
| NOTES: Capacity from facilities with a total generator nameplate capacity less than 1 MW are excluded from this table. Entity ID and Plant ID are official, unique identification numbers assigned by EIA; Generator IDs are assigned by plant owners and/or operators. Descriptions for the Energy Source Codes and the Prime Mover Codes listed in the table can be found in the Technical Notes. Sources: U.S. Energy Information Administration, Form EIA-860, 'Annual Electric Generator Report' and Form EIA-860M, 'Monthly Update to the Annual Electric Generator Report.' |