20 recent activity records on file for Ameren Illinois Company across IL — permits filed in the last 24 months, wells spudded in the last 90 days, wells turning to first production in the last 6 months, and drilled-uncompleted (DUC) inventory.
Refreshed daily from TX RRC + OK OCC well-header records. Data current as of 2026-09-17.
Where Ameren Illinois Company is most active across all 4 activity datasets:
St Clair, IL — 16 activity records
Marion, IL — 2 activity records
Bond, IL — 2 activity records
Which formations / plays Ameren Illinois Company is targeting:
Illinois Basin — 20 activity records
The most recent 20 drilling permits filed by Ameren Illinois Company:
| Permit Date | Well | API | County | State | Formation | Lateral (ft) |
|---|---|---|---|---|---|---|
| 2026-07-30 | Centralia 3-Hor | 121212856800 |
Marion | IL | Illinois Basin | — |
| 2026-07-29 | Centralia 2-Hor | 121212856700 |
Marion | IL | Illinois Basin | — |
| 2026-07-27 | Freeburg 19-Hor | 121633175100 |
St Clair | IL | Illinois Basin | — |
| 2026-04-13 | Freeburg 13 Hor | 121633174500 |
St Clair | IL | Illinois Basin | — |
| 2026-04-13 | Freeburg 17 Hor | 121633174900 |
St Clair | IL | Illinois Basin | — |
| 2026-04-13 | Freeburg 15 Hor | 121633174700 |
St Clair | IL | Illinois Basin | — |
| 2026-04-13 | Freeburg 16 Hor | 121633174800 |
St Clair | IL | Illinois Basin | — |
| 2026-04-13 | Freeburg 18 Hor | 121633175000 |
St Clair | IL | Illinois Basin | — |
| 2026-04-13 | Freeburg 14 Hor | 121633174600 |
St Clair | IL | Illinois Basin | — |
| 2025-10-30 | Hookdale D. W. 1 | 120052382200 |
Bond | IL | Illinois Basin | — |
| 2025-09-19 | Shallow Coal Observation 1 | 121633174300 |
St Clair | IL | Illinois Basin | — |
| 2025-09-19 | Shallow Coal Observation 2 | 121633174400 |
St Clair | IL | Illinois Basin | — |
| 2025-04-03 | Freeburg 2-Hor | 121633173800 |
St Clair | IL | Illinois Basin | — |
| 2025-04-03 | Freeburg 5-Hor | 121633174100 |
St Clair | IL | Illinois Basin | — |
| 2025-04-03 | Freeburg 3-Hor | 121633173900 |
St Clair | IL | Illinois Basin | — |
| 2025-04-03 | Freeburg 6-Hor | 121633174200 |
St Clair | IL | Illinois Basin | — |
| 2025-04-03 | Freeburg 4-Hor | 121633174000 |
St Clair | IL | Illinois Basin | — |
| 2024-12-17 | Freeburg Horiztonal 12-A Hor | 121633173700 |
St Clair | IL | Illinois Basin | — |
| 2024-12-17 | Freeburg Horiztonal 7-A Hor | 121633173600 |
St Clair | IL | Illinois Basin | — |
| 2024-09-19 | Hookdale Cp 1 | 120052382000 |
Bond | IL | Illinois Basin | — |
A new permit, fresh spud, or recently producing well on or near your tract can materially change what your interest is worth. Get a free written offer based on your specific minerals.
Get Your Free Written OfferOperator: Ameren Illinois Company
States active: IL
Total activity: 20
Permits 24mo: 20
Spuds 90d: 0
New producers: 0
DUC inventory: 0
Last refresh: 2026-09-17
Free written offers on mineral rights operated by Ameren Illinois Company or any operator.
Get Your Free Offer