Power plants planned and retiring in Mississippi
Mississippi plans 4,221 MW, 26% of its 16,539 MW in service (12th of 51). 1,960 MW is being built or tested; natural gas leads at 2,645 MW.
Mississippi: planned against running
Mississippi planned, by fuel
- Solar 1,406 MW (33%)
- Storage 145 MW (3%)
- Natural gas 2,645 MW (63%)
- Hydro 25 MW (1%)
Mississippi operating, by fuel
- Solar 1,724 MW (10%)
- Storage 152 MW (1%)
- Wind 184 MW (1%)
- Natural gas 11,325 MW (68%)
- Coal 1,444 MW (9%)
- Nuclear 1,397 MW (8%)
- Oil 9 MW (0%)
- Other 304 MW (2%)
When Mississippi capacity arrives and leaves
MW due online and retiring in Mississippi, 2026 to 2035: 6 rows
| Year | Mississippi planned MW | Mississippi retiring MW |
|---|---|---|
| 2026 | 205 | No data |
| 2027 | 521 | 1008 |
| 2028 | 3185 | No data |
| 2029 | 150 | No data |
| 2030 | 160 | No data |
| 2035 | No data | 701 |
6 rows from EIA-860M.
CSVMississippi projects dated after 2035 or without a year: 0 MW.
Where the Mississippi projects are
Mississippi: 15 counties shaded, darker for more planned MW.
Filter Mississippi planned projects
Filter the 21 planned project lines in Mississippi.
4,221 MW across 21 project lines, 26% of the 16,539 MW operating in Mississippi.
- Traceview Advanced Power Station, Madison: 715 MW natural gas, online 2028
- Vicksburg Advanced Power Station, Warren: 715 MW natural gas, online 2028
- Delta Blues Advanced Power Station, Washington: 714 MW natural gas, online 2028
- New Caledonia, Lowndes: 486 MW natural gas, online 2028
- Greer Solar Plant, Washington: 200 MW solar, online 2026
What the Mississippi numbers say
Mississippi runs 16,539 MW today. The planned list would add 4,221 MW (26%) while 1,710 MW (10%) of operating units carry a retirement date. Through 2035, Mississippi has 4,221 MW due online and 1,710 MW due to retire there.
Mississippi planned mix: 37% solar, storage and wind, 63% natural gas. Mississippi stages: 1,960 MW under construction or in testing, 441 MW permits received, not started, 859 MW permits pending, 961 MW early planning, no approvals started. Mississippi retired 528 MW from 2021 to 2026 and has 652 MW on the canceled or postponed list.
Mississippi capacity by fuel and status
| Mississippi fuel | Operating MW | Planned MW | Retiring MW | Retired MW | Canceled in Mississippi, MW |
|---|---|---|---|---|---|
| Solar | 1,724 | 1,406 | – | – | – |
| Storage | 152 | 145 | – | – | – |
| Wind | 184 | – | – | – | – |
| Natural gas | 11,325 | 2,645 | 706 | 528 | 652 |
| Coal | 1,444 | – | 1,004 | – | – |
| Nuclear | 1,397 | – | – | – | – |
| Hydro | – | 25 | – | – | – |
| Oil | 9 | – | – | – | – |
| Other | 304 | – | – | – | – |
| All fuels | 16,539 | 4,221 | 1,710 | 528 | 652 |
Mississippi counties with the most planned capacity
| Mississippi county | Planned, MW | Generators | Largest fuel |
|---|---|---|---|
| Washington County | 914 | 3 | Natural gas |
| Warren County | 730 | 4 | Natural gas |
| Madison County | 715 | 2 | Natural gas |
| Lowndes County | 486 | 6 | Natural gas |
| Henderson | 290 | 2 | Solar |
| DeSoto County | 193 | 3 | Solar |
| Calhoun County | 160 | 1 | Solar |
| Monroe County | 160 | 1 | Solar |
| Hinds County | 150 | 1 | Solar |
| Jasper County | 150 | 1 | Solar |
Largest planned projects in Mississippi
| Mississippi plant | County | Fuel | Stage | Due | MW |
|---|---|---|---|---|---|
| Traceview Advanced Power Station | Madison | Natural gas | Under construction or in testing | 2028 | 715 |
| Vicksburg Advanced Power Station | Warren | Natural gas | Under construction or in testing | 2028 | 715 |
| Delta Blues Advanced Power Station | Washington | Natural gas | Permits pending | 2028 | 714 |
| New Caledonia | Lowndes | Natural gas | Early planning, no approvals started | 2028 | 486 |
| Greer Solar Plant | Washington | Solar | Under construction or in testing | 2026 | 200 |
| Penton Solar Plant | DeSoto | Solar | Early planning, no approvals started | 2028 | 190 |
| Landshark Energy Generation Facility | Calhoun | Solar | Early planning, no approvals started | 2030 | 160 |
| SR Magnolia | Monroe | Solar | Under construction or in testing | 2027 | 160 |
| Hinds Solar, LLC | Hinds | Solar | Under construction or in testing | 2027 | 150 |
| SR Jasper | Jasper | Solar | Permits received, not started | 2029 | 150 |
Mississippi against its neighbors
Mississippi: planned MW equal 26% of operating. Bordering states: Alabama plans 6% of what it runs (20 points below Mississippi); Arkansas plans 35% of what it runs (10 points above Mississippi); Louisiana plans 41% of what it runs (16 points above Mississippi); Tennessee plans 16% of what it runs (10 points below Mississippi).
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Sources
EIA-860M inventory for Mississippi: 153 operating generators, 21 planned lines, edition August 2026, retrieved 5 Oct 2026. Sources for {e(sn)}.
More on Mississippi
Questions
Mississippi: how much new power plant capacity is planned?
4,221 MW, 26% of the 16,539 MW Mississippi runs. 1,960 MW is being built or tested in Mississippi.
Mississippi: what kind of power plants are planned?
Natural gas leads Mississippi with 2,645 of 4,221 planned MW.
Mississippi: which power plants are retiring?
1,710 MW of Mississippi units have a retirement date, of which 1,004 MW is coal and 706 MW natural gas.
Will Mississippi get all the planned plants?
Not necessarily. Mississippi has 652 MW canceled or postponed, and 528 MW (natural gas the largest group) retired from 2021 to 2026.