Power plants planned and retiring in Ohio
Ohio plans 3,466 MW, 10% of its 33,157 MW in service (34th of 51). 1,845 MW is being built or tested; solar leads at 2,871 MW.
Ohio: planned against running
Ohio planned, by fuel
- Solar 2,871 MW (83%)
- Storage 278 MW (8%)
- Wind 297 MW (9%)
- Hydro 20 MW (1%)
Ohio operating, by fuel
- Solar 4,874 MW (15%)
- Storage 36 MW (0%)
- Wind 1,235 MW (4%)
- Natural gas 17,329 MW (52%)
- Coal 6,620 MW (20%)
- Nuclear 2,134 MW (6%)
- Hydro 97 MW (0%)
- Oil 652 MW (2%)
- Other 180 MW (1%)
When Ohio capacity arrives and leaves
MW due online and retiring in Ohio, 2026 to 2029: 4 rows
| Year | Ohio planned MW | Ohio retiring MW |
|---|---|---|
| 2026 | 684 | No data |
| 2027 | 1902 | No data |
| 2028 | 860 | 620 |
| 2029 | 20 | No data |
4 rows from EIA-860M.
CSVOhio projects dated after 2035 or without a year: 0 MW.
Where the Ohio projects are
Ohio: 22 counties shaded, darker for more planned MW.
Filter Ohio planned projects
Filter the 25 planned project lines in Ohio.
3,466 MW across 25 project lines, 10% of the 33,157 MW operating in Ohio.
- Harvey Solar, Licking: 350 MW solar, online 2028
- Yellow Wood Solar Energy LLC, Clinton: 300 MW solar, online 2027
- Firelands Wind, Huron: 297 MW wind, online 2027
- Eastern Cottontail Solar, Fairfield: 254 MW solar, online 2028
- Henry Solar, Henry: 206 MW solar, online 2028
What the Ohio numbers say
Ohio runs 33,157 MW today. The planned list would add 3,466 MW (10%) while 620 MW (2%) of operating units carry a retirement date. Through 2035, Ohio has 3,466 MW due online and 620 MW due to retire there.
Ohio planned mix: 99% solar, storage and wind, 0% natural gas. Ohio stages: 1,845 MW under construction or in testing, 350 MW permits received, not started, 390 MW permits pending, 882 MW early planning, no approvals started. Ohio retired 3,721 MW from 2021 to 2026 and has 3,777 MW on the canceled or postponed list.
Ohio capacity by fuel and status
| Ohio fuel | Operating MW | Planned MW | Retiring MW | Retired MW | Canceled in Ohio, MW |
|---|---|---|---|---|---|
| Solar | 4,874 | 2,871 | – | 2 | 1,246 |
| Storage | 36 | 278 | – | 17 | 380 |
| Wind | 1,235 | 297 | – | 7 | 468 |
| Natural gas | 17,329 | – | – | 128 | 1,666 |
| Coal | 6,620 | – | 620 | 3,422 | – |
| Nuclear | 2,134 | – | – | – | – |
| Hydro | 97 | 20 | – | 5 | 16 |
| Oil | 652 | – | – | 42 | – |
| Other | 180 | – | – | 98 | 1 |
| All fuels | 33,157 | 3,466 | 620 | 3,721 | 3,777 |
Ohio counties with the most planned capacity
| Ohio county | Planned, MW | Generators | Largest fuel |
|---|---|---|---|
| Franklin County | 400 | 2 | Solar |
| Licking County | 350 | 1 | Solar |
| Clinton County | 300 | 1 | Solar |
| Huron County | 297 | 1 | Wind |
| Fairfield County | 254 | 1 | Solar |
| Hancock County | 235 | 2 | Solar |
| Henry County | 206 | 1 | Solar |
| Highland County | 200 | 1 | Solar |
| Fulton County | 199 | 1 | Solar |
| Greene County | 175 | 1 | Solar |
Largest planned projects in Ohio
| Ohio plant | County | Fuel | Stage | Due | MW |
|---|---|---|---|---|---|
| Harvey Solar | Licking | Solar | Permits received, not started | 2028 | 350 |
| Yellow Wood Solar Energy LLC | Clinton | Solar | Under construction or in testing | 2027 | 300 |
| Firelands Wind | Huron | Wind | Under construction or in testing | 2027 | 297 |
| Eastern Cottontail Solar | Fairfield | Solar | Permits pending | 2028 | 254 |
| Henry Solar | Henry | Solar | Early planning, no approvals started | 2028 | 206 |
| Flint | Franklin | Storage | Under construction or in testing | 2027 | 200 |
| Palomino Solar | Highland | Solar | Under construction or in testing | 2027 | 200 |
| Pleasant Prairie Solar Energy LLC | Franklin | Solar | Under construction or in testing | 2026 | 200 |
| Ritter Solar | Fulton | Solar | Early planning, no approvals started | 2027 | 199 |
| Kingwood Solar | Greene | Solar | Early planning, no approvals started | 2027 | 175 |
Ohio against its neighbors
Ohio: planned MW equal 10% of operating. Bordering states: Indiana plans 17% of what it runs (6 points above Ohio); Kentucky plans 16% of what it runs (6 points above Ohio); Michigan plans 15% of what it runs (5 points above Ohio); Pennsylvania plans 13% of what it runs (3 points above Ohio); West Virginia plans 6% of what it runs (5 points below Ohio).
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Sources
EIA-860M inventory for Ohio: 500 operating generators, 25 planned lines, edition August 2026, retrieved 5 Oct 2026. Sources for {e(sn)}.
More on Ohio
Questions
Ohio: how much new power plant capacity is planned?
3,466 MW, 10% of the 33,157 MW Ohio runs. 1,845 MW is being built or tested in Ohio.
Ohio: what kind of power plants are planned?
Solar leads Ohio with 2,871 of 3,466 planned MW.
Ohio: which power plants are retiring?
620 MW of Ohio units have a retirement date, of which 620 MW is coal and 0 MW natural gas.
Will Ohio get all the planned plants?
Not necessarily. Ohio has 3,777 MW canceled or postponed, and 3,721 MW (coal the largest group) retired from 2021 to 2026.