MC#1 Mine
Active
Underground
Coal
Operator: M-Class Mining LLC
Controller: Foresight Energy Labor LLC
Location: Thompsonville, Franklin County, IL
Employees: 158
5,617
Violations
1,199
S&S Violations
558
Accidents
$7.6M
Penalties
Recent Violations
View all 5,617 →| Date | Section | S&S | Negligence | Penalty |
|---|---|---|---|---|
| 03/03/2026 | 75.202(a) | S&S | ModNegligence | $0 |
| 03/03/2026 | 75.321(a)(2) | Non-S&S | LowNegligence | $0 |
| 03/03/2026 | 75.1910(j) | Non-S&S | ModNegligence | $0 |
| 03/02/2026 | 75.380(f)(3)(iii) | Non-S&S | ModNegligence | $0 |
| 03/02/2026 | 75.202(a) | S&S | ModNegligence | $0 |
| 02/27/2026 | 75.370(a)(1) | Non-S&S | HighNegligence | $0 |
| 02/27/2026 | 75.403 | Non-S&S | ModNegligence | $0 |
| 02/25/2026 | 75.342(a)(4) | S&S | LowNegligence | $0 |
| 02/25/2026 | 75.1722(a) | Non-S&S | ModNegligence | $0 |
| 02/24/2026 | 75.321(a)(1) | S&S | ModNegligence | $0 |
| 02/24/2026 | 75.1505(b) | Non-S&S | ModNegligence | $0 |
| 02/23/2026 | 70.201(f) | Non-S&S | ModNegligence | $0 |
| 02/19/2026 | 75.1909(b)(5) | Non-S&S | ModNegligence | $0 |
| 02/18/2026 | 70.100(a)(2) | S&S | LowNegligence | $0 |
| 02/18/2026 | 70.100(a)(2) | S&S | LowNegligence | $0 |
| 02/18/2026 | 75.202(a) | Non-S&S | ModNegligence | $0 |
| 02/17/2026 | 75.512 | Non-S&S | ModNegligence | $0 |
| 02/17/2026 | 75.503 | Non-S&S | ModNegligence | $0 |
| 02/17/2026 | 77.502 | Non-S&S | ModNegligence | $0 |
| 02/17/2026 | 77.502 | Non-S&S | ModNegligence | $0 |
Accidents & Injuries
View all 558 →| Date | Classification | Injury | Days Lost |
|---|---|---|---|
| 02/10/2026 | DISORDERS (REPEATED TRAUMA) | OCCUPATNAL ILLNESS NOT DEG 1-6 | None |
| 01/19/2026 | FIRE | ACCIDENT ONLY | None |
| 12/18/2025 | HANDTOOLS (NONPOWERED) | NO DYS AWY FRM WRK,NO RSTR ACT | None |
| 12/12/2025 | HANDTOOLS (NONPOWERED) | DAYS AWAY FROM WORK ONLY | 37d lost |
| 12/01/2025 | SLIP OR FALL OF PERSON | DAYS AWAY FROM WORK ONLY | 44d lost |
| 11/25/2025 | SLIP OR FALL OF PERSON | DAYS AWAY FROM WORK ONLY | 8d lost |
| 11/24/2025 | HANDTOOLS (NONPOWERED) | NO DYS AWY FRM WRK,NO RSTR ACT | None |
| 11/21/2025 | MACHINERY | NO DYS AWY FRM WRK,NO RSTR ACT | None |
| 10/06/2025 | HANDLING OF MATERIALS | DAYS AWAY FROM WORK ONLY | 78d lost |
| 10/02/2025 | HANDLING OF MATERIALS | NO DYS AWY FRM WRK,NO RSTR ACT | None |
Inspections
View all 1,614 →| Begin | End | Hours | Inspectors |
|---|---|---|---|
| 03/02/2026 | 03/02/2026 | 0.00 | 0 |
| 02/23/2026 | 02/23/2026 | 10.00 | 1 |
| 02/18/2026 | 02/18/2026 | 11.50 | 1 |
| 02/12/2026 | 02/12/2026 | 11.00 | 1 |
| 02/09/2026 | 02/09/2026 | 10.00 | 1 |
| 02/03/2026 | 02/03/2026 | 10.00 | 1 |
| 01/29/2026 | 01/29/2026 | 10.00 | 1 |
| 01/22/2026 | 01/22/2026 | 10.50 | 1 |
| 01/21/2026 | 01/21/2026 | 10.00 | 1 |
| 01/12/2026 | 01/12/2026 | 10.00 | 1 |
Mine Details
MSHA Mine ID1103189
Mine TypeUnderground
StatusActive
CommodityCoal
SIC DescriptionCoal (Bituminous)
Employees158
Days/Week6.0
Hours/Shift9.0
Coordinates38.0269440, -88.7622220
Nearest TownThompsonville
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Frequently Asked Questions
How many MSHA violations does MC#1 Mine have?
MC#1 Mine has 5617 MSHA violations on record, of which 1199 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $7.6M.
What type of mine is MC#1 Mine?
MC#1 Mine is a Underground mine producing Coal, located in Thompsonville, Franklin County, IL. It currently has 158 employees.
Has anyone been injured or killed at MC#1 Mine?
According to MSHA records, MC#1 Mine has 558 reported accident/injury records and 5 fatalities on file.
Who operates MC#1 Mine?
MC#1 Mine is operated by M-Class Mining LLC and controlled by Foresight Energy Labor LLC. MSHA Mine ID: 1103189.