Williamson County, Illinois — Interconnection Projects
The interXdata warehouse tracks 24 interconnection projects in Williamson, Illinois, representing 3,017 MW of requested capacity.
24Total projects
3Active
16Operational
5Withdrawn
3,017 MWRequested capacity
Technology mix
| Technology | Projects | Requested capacity |
|---|---|---|
| Coal | 3 | 1,345 MW |
| Gas | 5 | 908 MW |
| Battery | 2 | 390 MW |
| Solar | 11 | 275 MW |
| Other | 3 | 99 MW |
Projects
| Project | Queue ID | Technology | Capacity | Status | Location |
|---|---|---|---|---|---|
| MISO Queue Project G529 — Coal in Williamson, Illinois | G529 | Coal | 650.0 MW | withdrawn | Williamson, Illinois |
| MISO Queue Project G435 — Gas in Williamson, Illinois | G435 | Gas | 545.0 MW | withdrawn | Williamson, Illinois |
| MISO Queue Project G476 — Coal in Williamson, Illinois | G476 | Coal | 545.0 MW | withdrawn | Williamson, Illinois |
| 345 kV Crab Orchard Substation | J2267 | Solar | 250.0 MW | operational | Williamson, Illinois |
| Marion North | J3989 | Battery | 200.0 MW | withdrawn | Williamson, Illinois |
| Ordill | J3517 | Battery | 190.0 MW | operational | Williamson, Illinois |
| MISO Queue Project G505 — Coal in Williamson, Illinois | G505 | Coal | 150.0 MW | withdrawn | Williamson, Illinois |
| MISO Queue Project G021 — Gas in Williamson, Illinois | G021 | Gas | 142.0 MW | operational | Williamson, Illinois |
| Marion | 976_5 | Gas | 75.0 MW | operational | Williamson, Illinois |
| Marion | 976_6 | Gas | 75.0 MW | operational | Williamson, Illinois |
| MISO Queue Project G022 — Gas in Williamson, Illinois | G022 | Gas | 71.0 MW | operational | Williamson, Illinois |
| Marion | 976_3 | Other | 33.0 MW | operational | Williamson, Illinois |
| Marion | 976_1 | Other | 33.0 MW | operational | Williamson, Illinois |
| Marion | 976_2 | Other | 33.0 MW | operational | Williamson, Illinois |
| Spillertown CSG 2 LLC | 69847_SPIL2 | Solar | 5.0 MW | active | Williamson, Illinois |
| Spillertown CSG 1 LLC | 69848_SPIL1 | Solar | 5.0 MW | active | Williamson, Illinois |
| Clendenin A Community Solar, LLC CSG | 64464_CLEN | Solar | 2.0 MW | operational | Williamson, Illinois |
| SV CSG Corbell | 68933_CORB | Solar | 2.0 MW | active | Williamson, Illinois |
| SV CSG Gander Farms 1 A | 69161_GANDR | Solar | 2.0 MW | operational | Williamson, Illinois |
| SV CSG Barrass Farms II LL | 65803_BARAS | Solar | 2.0 MW | operational | Williamson, Illinois |
| SV CSG Bishop 1 LLC | 67684_BSHP1 | Solar | 2.0 MW | operational | Williamson, Illinois |
| Hurricane Creek CSG | 64786_HRCRK | Solar | 2.0 MW | operational | Williamson, Illinois |
| Lukuc B Community Solar LLC CSG | 64466_LUKC | Solar | 2.0 MW | operational | Williamson, Illinois |
| John A Logan College Solar | 61878_JALC | Solar | 1.3 MW | operational | Williamson, Illinois |
Top developers
Developer attribution is not yet resolved for this set.
Explore related data
Source last checked2026-07-31
Data last materially changed2026-08-27
Page data generated2026-08-27
Provenance: U.S. EIA — Form EIA-860M generator inventory (operating + planned); Lawrence Berkeley National Laboratory — Queued Up interconnection dataset; MISO — generator interconnection queue. Values are normalized from public source records into the interXdata canonical warehouse; see each source for original filings.
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