| At least one unit at the following power plants will retire due to the EPA rules: |
| Plant name State County Year oldest unit being retired in service Capacity retiring (MW) |
| Big Sandy Kentucky Lawrence 1963 255 |
| Buck North Carolina Rowan 1941 256 |
| Cane Run Kentucky Jefferson 1962 563 |
| Cape Fear North Carolina Chatham 1956 316 |
| Chesapeake Virginia Chesapeake (city) 1953 594 |
| Clinch River Virginia Russell 1961 234 |
| Dubuque Iowa Dubuque 1952 65 |
| Fox Lake Minnesota Martin 1962 85 |
| Glen Lyn Virginia Giles 1944 325 |
| Green River Kentucky Muhlenberg 1954 163 |
| Hutsonville Illinois Crawford 1953 153 |
| Kammer West Virginia Marshall 1958 630 |
| Kanawha River West Virginia Kanawha 1953 410 |
| Meredosia Illinois Morgan 1960 389 |
| Miami Fort Ohio Hamilton 1960 163 |
| Muskingum River Ohio Washington 1953 790 |
| H F Lee North Carolina Wayne 1951 391 |
| Philip Sporn West Virginia Mason 1950 600 |
| Picway Ohio Pickaway 1955 95 |
| Potomac River Virginia Alexandria (city) 1949 482 |
| Prairie Creek Iowa Linn 1958 42 |
| Riverbend North Carolina Gaston 1952 454 |
| Salem Harbor Massachusetts Essex 1951 742 |
| State Line Indiana Lake 1955 490 |
| Tanners Creek Indiana Dearborn 1951 489 |
| Tyrone Kentucky Woodford 1953 71 |
| Wabash River Indiana Vigo 1953 678 |
| Walter C Beckjord Ohio Clermont 1952 862 |
| Welsh Texas Titus 1980 524 |
| Yorktown Virginia York 1957 159 |
| Four Corners New Mexico San Juan 1963 560 |
| L V Sutton North Carolina New Hanover 1954 600 |
| At least one unit at the following power plants is at risk of retirement because of the EPA rules: |
| Plant name State County Year oldest unit being at risk in service Capacity at risk (MW) |
| ACE Cogeneration Facility California San Bernardino 1990 101 |
| Anadarko Plant Oklahoma Caddo 1959 44 |
| Ashtabula Ohio Ashtabula 1958 244 |
| Burlington Iowa Des Moines 1968 209 |
| Carbon Utah Carbon 1954 172 |
| Chamois Missouri Osage 1960 49 |
| Colbert Alabama Colbert 1955 1160 |
| Crystal River Florida Citrus 1966 870 |
| Dale Kentucky Clark 1954 54 |
| Dallman Illinois Sangamon 1968 173 |
| Earl F Wisdom Iowa Clay 1960 37 |
| Eckert Station Michigan Ingham 1954 327 |
| H B Robinson South Carolina Darlington 1960 176 |
| James River Power Station Missouri Greene 1960 194 |
| Lake Road Missouri Buchanan 1967 166 |
| Lake Shore Ohio Cuyahoga 1962 245 |
| Marion Illinois Williamson 1978 170 |
| Milton L Kapp Iowa Clinton 1967 211 |
| Monticello Texas Titus 1974 1130 |
| Montrose Missouri Henry 1958 334 |
| Muskingum River Ohio Washington 1968 585 |
| Prairie Creek Iowa Linn 1967 124 |
| Presque Isle Michigan Marquette 1974 431 |
| R E Burger Ohio Belmont 1955 94 |
| R Gallagher Indiana Floyd 1959 280 |
| Rio Bravo Jasmin California Kern 1989 33 |
| Rio Bravo Poso California Kern 1989 33 |
| Rivesville West Virginia Marion 1943 137 |
| Robert A Reid Kentucky Webster 1966 65 |
| Shawnee Kentucky McCracken 1953 1202 |
| Sibley Missouri Jackson 1960 108 |
| Sunbury Generation LP Pennsylvania Snyder 1949 382 |
| Sutherland Iowa Marshall 1961 82 |
| W S Lee South Carolina Anderson 1951 370 |
| Willow Island West Virginia Pleasants 1949 235 |
| Bay Shore Ohio Lucas 1959 495 |
| Eastlake Ohio Lake 1953 636 |
| Sources: Environmental Protection Agency, AP interviews |