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

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.