Power plants planned and retiring in Arkansas
Arkansas plans 6,026 MW, 35% of its 17,093 MW in service (7th of 51). 3,499 MW is being built or tested; solar leads at 3,509 MW.
Arkansas: planned against running
Arkansas planned, by fuel
- Solar 3,509 MW (58%)
- Storage 1,100 MW (18%)
- Wind 183 MW (3%)
- Natural gas 1,208 MW (20%)
- Hydro 26 MW (0%)
Arkansas operating, by fuel
- Solar 2,782 MW (16%)
- Storage 58 MW (0%)
- Wind 135 MW (1%)
- Natural gas 6,069 MW (36%)
- Coal 4,743 MW (28%)
- Nuclear 1,807 MW (11%)
- Hydro 1,264 MW (7%)
- Oil 9 MW (0%)
- Other 226 MW (1%)
When Arkansas capacity arrives and leaves
MW due online and retiring in Arkansas, 2026 to 2031: 6 rows
| Year | Arkansas planned MW | Arkansas retiring MW |
|---|---|---|
| 2026 | 244 | No data |
| 2027 | 1094 | 522 |
| 2028 | 1182 | No data |
| 2029 | 2730 | No data |
| 2030 | 750 | No data |
| 2031 | 26 | No data |
6 rows from EIA-860M.
CSVArkansas projects dated after 2035 or without a year: 0 MW.
Where the Arkansas projects are
Arkansas: 14 counties shaded, darker for more planned MW.
Filter Arkansas planned projects
Filter the 25 planned project lines in Arkansas.
6,026 MW across 25 project lines, 35% of the 17,093 MW operating in Arkansas.
- Jefferson Power Station, Jefferson: 730 MW natural gas, online 2029
- Arkansas Cypress Solar Station, Jefferson: 600 MW solar, online 2029
- Steel River Solar Phase 1, Mississippi: 500 MW solar, online 2028
- Steel River Solar Phase 2, Mississippi: 500 MW solar, online 2029
- Steel River Solar Phase 3, Mississippi: 500 MW solar, online 2030
What the Arkansas numbers say
Arkansas runs 17,093 MW today. The planned list would add 6,026 MW (35%) while 522 MW (3%) of operating units carry a retirement date. Through 2035, Arkansas has 6,026 MW due online and 522 MW due to retire there.
Arkansas planned mix: 80% solar, storage and wind, 20% natural gas. Arkansas stages: 3,499 MW under construction or in testing, 14 MW permits received, not started, 1,263 MW permits pending, 1,250 MW early planning, no approvals started. Arkansas retired 131 MW from 2021 to 2026 and has 1,207 MW on the canceled or postponed list.
Arkansas capacity by fuel and status
| Arkansas fuel | Operating MW | Planned MW | Retiring MW | Retired MW | Canceled in Arkansas, MW |
|---|---|---|---|---|---|
| Solar | 2,782 | 3,509 | – | 1 | 10 |
| Storage | 58 | 1,100 | – | – | – |
| Wind | 135 | 183 | – | – | – |
| Natural gas | 6,069 | 1,208 | 522 | 122 | 1,197 |
| Coal | 4,743 | – | – | – | – |
| Nuclear | 1,807 | – | – | – | – |
| Hydro | 1,264 | 26 | – | – | – |
| Oil | 9 | – | – | – | – |
| Other | 226 | – | – | 8 | – |
| All fuels | 17,093 | 6,026 | 522 | 131 | 1,207 |
Arkansas counties with the most planned capacity
| Arkansas county | Planned, MW | Generators | Largest fuel |
|---|---|---|---|
| Mississippi County | 2,250 | 6 | Solar |
| Jefferson County | 1,906 | 8 | Solar |
| St. Francis County | 455 | 2 | Solar |
| Hot Spring County | 432 | 1 | Natural gas |
| Lee County | 400 | 1 | Solar |
| Carroll County | 183 | 1 | Wind |
| Arkansas County | 155 | 1 | Solar |
| Columbia County | 100 | 1 | Solar |
| Ashley County | 75 | 1 | Solar |
| Franklin County | 46 | 1 | Natural gas |
Largest planned projects in Arkansas
| Arkansas plant | County | Fuel | Stage | Due | MW |
|---|---|---|---|---|---|
| Jefferson Power Station | Jefferson | Natural gas | Permits pending | 2029 | 730 |
| Arkansas Cypress Solar Station | Jefferson | Solar | Early planning, no approvals started | 2029 | 600 |
| Steel River Solar Phase 1 | Mississippi | Solar | Under construction or in testing | 2028 | 500 |
| Steel River Solar Phase 2 | Mississippi | Solar | Under construction or in testing | 2029 | 500 |
| Steel River Solar Phase 3 | Mississippi | Solar | Under construction or in testing | 2030 | 500 |
| Chalk Bluff Solar | St Francis | Solar | Under construction or in testing | 2027 | 450 |
| Ironwood Power Station | Hot Spring | Natural gas | Permits pending | 2028 | 432 |
| Big Creek Solar LLC | Lee | Solar | Under construction or in testing | 2027 | 400 |
| Arkansas Cypress Solar Station | Jefferson | Storage | Early planning, no approvals started | 2029 | 350 |
| Steel River Solar Phase 1 | Mississippi | Storage | Under construction or in testing | 2028 | 250 |
Arkansas against its neighbors
Arkansas: planned MW equal 35% of operating. Bordering states: Louisiana plans 41% of what it runs (6 points above Arkansas); Missouri plans 16% of what it runs (19 points below Arkansas); Mississippi plans 26% of what it runs (10 points below Arkansas); Oklahoma plans 15% of what it runs (20 points below Arkansas); Tennessee plans 16% of what it runs (19 points below Arkansas); Texas plans 48% of what it runs (12 points above Arkansas).
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Sources
EIA-860M inventory for Arkansas: 225 operating generators, 25 planned lines, edition August 2026, retrieved 5 Oct 2026. Sources for {e(sn)}.
More on Arkansas
Questions
Arkansas: how much new power plant capacity is planned?
6,026 MW, 35% of the 17,093 MW Arkansas runs. 3,499 MW is being built or tested in Arkansas.
Arkansas: what kind of power plants are planned?
Solar leads Arkansas with 3,509 of 6,026 planned MW.
Arkansas: which power plants are retiring?
522 MW of Arkansas units have a retirement date, of which 0 MW is coal and 522 MW natural gas.
Will Arkansas get all the planned plants?
Not necessarily. Arkansas has 1,207 MW canceled or postponed, and 131 MW (natural gas the largest group) retired from 2021 to 2026.