Madison County, MS interconnection queue
5 interconnection applications are pending in Madison County, MS, requesting 827 MW of new generating capacity, as of 15 August 2026. 2 projects have been built here and 8 have been withdrawn since 2017.
Source: interconnection queues published by MISO. Parsed and normalised by Watt Street. Data as of 15 August 2026. A queued project is a request, not a commitment.
What is waiting in Madison County, by fuel
| Fuel | Projects | Capacity requested |
|---|---|---|
| Solar | 4 | 657 MW |
| Hybrid | 1 | 170 MW |
Outcomes of every application filed here
| Outcome | Projects | Capacity | Share |
|---|---|---|---|
| Built | 2 | 150 MW | 13.3% |
| Still pending | 5 | 827 MW | 33.3% |
| Withdrawn | 8 | 906 MW | 53.3% |
| Suspended | 0 | — | 0.0% |
Withdrawal is the ordinary outcome of an interconnection application nationally, not a sign of a problem in this county. Most withdrawals are a developer testing a site and moving on.
The largest projects on file
| Project | Fuel | Capacity | Status | Filed | Queue |
|---|---|---|---|---|---|
| Pickens - Canton 230 kV | Solar | 200 MW | withdrawn | 2022-09 | MISO |
| Andes Substation | Solar | 200 MW | active | 2025-10 | MISO |
| CANTON - PICKENS 230.0kV | Solar | 198 MW | withdrawn | 2024-12 | MISO |
| LAKEOVER EHV - MCADAMS EHV 500.0kV | Solar | 188 MW | active | 2022-09 | MISO |
| Andes Substation 230 kV | Hybrid | 170 MW | active | 2024-04 | MISO |
| LAKEOVER EHV - MCADAMS EHV 500.0kV | Solar | 169 MW | active | 2022-09 | MISO |
| Gerald Andrus-Tinnin Road 230 kV | Solar | 150 MW | withdrawn | 2020-06 | MISO |
| Flora 115kV Substation | Solar | 150 MW | withdrawn | 2023-09 | MISO |
| Other_ | Solar | 114 MW | withdrawn | 2022-09 | MISO |
| Canton South to Hoy Road 230 kV Line | Solar | 100 MW | completed | 2017-06 | MISO |
| LAKEOVER EHV - MCADAMS EHV 500.0kV | Solar | 100 MW | active | 2022-09 | MISO |
| Other_ | Solar | 58 MW | withdrawn | 2022-09 | MISO |
| J830 POI | Solar | 50 MW | completed | 2020-06 | MISO |
| CATLETT - TINNIN ROAD 230.0kV | Solar | 36 MW | withdrawn | 2024-04 | MISO |
| Gerald Andrus-Tinnin Road 230 kV | Solar | 0 MW | withdrawn | 2020-06 | MISO |
How this county ranks
Madison County ranks #457 of 1,607 US counties by capacity currently queued, and #2 of 31 in Mississippi.
Other Mississippi counties in the queue
| County | Pending | Capacity queued |
|---|---|---|
| Clay County | 5 | 850 MW |
| Lowndes County | 2 | 820 MW |
| Sunflower County | 5 | 807 MW |
| Perry County | 3 | 500 MW |
| Holmes County | 2 | 425 MW |
| Jasper County | 3 | 365 MW |
| DeSoto County | 2 | 350 MW |
| Tunica County | 2 | 337 MW |
Go deeper on Madison County
The interactive map plots every one of these applications, and a generated county report puts them in a sourced PDF with the date each figure was true on every page.
Open Madison County on the map County reports All of Mississippi