Key Takeaway

Dupo Plant #9 is a active surface mine producing Stone, located in Dupo, St Clair County, IL. It has 262 violations on record (44 S&S) and $61K in proposed penalties. Operated by Columbia Quarry Company.

Dupo Plant #9

Active Surface Stone

Operator: Columbia Quarry Company

Controller: Frank J Beelman III

Location: Dupo, St Clair County, IL

Employees: 18

262
Violations
44
S&S Violations
33
Accidents
$61K
Penalties

Recent Violations

View all 262 →
Date Section S&S Negligence Penalty
02/11/2026 56.4430(a)(3) Non-S&S ModNegligence $0
02/11/2026 56.14107(b) Non-S&S ModNegligence $0
02/10/2026 56.14207 Non-S&S LowNegligence $0
02/10/2026 56.11001 S&S ModNegligence $0
02/10/2026 56.14100(b) Non-S&S ModNegligence $0
02/10/2026 56.14206(b) Non-S&S ModNegligence $0
02/10/2026 56.11001 S&S ModNegligence $0
08/20/2025 56.12028 Non-S&S ModNegligence $151
08/20/2025 56.9300(b) S&S ModNegligence $883
08/20/2025 56.3200 S&S ModNegligence $883
08/20/2025 56.18002(a) S&S HighNegligence $2,936
06/04/2025 56.14115(b) S&S ModNegligence $267
06/04/2025 56.12028 Non-S&S ModNegligence $177
06/04/2025 56.12004 S&S ModNegligence $883
06/04/2025 56.14107(a) Non-S&S ModNegligence $151
06/03/2025 56.14132(b)(1)(i) Non-S&S LowNegligence $151
06/03/2025 56.20003(a) Non-S&S ModNegligence $151
06/03/2025 56.11001 S&S ModNegligence $336
06/03/2025 56.11001 Non-S&S ModNegligence $151
06/03/2025 56.20003(a) Non-S&S ModNegligence $151

Accidents & Injuries

View all 33 →
Date Classification Injury Days Lost
07/08/2024 HANDLING OF MATERIALS DAYS AWAY FROM WORK ONLY 242d lost
07/25/2023 SLIP OR FALL OF PERSON NO DYS AWY FRM WRK,NO RSTR ACT None
06/21/2023 SLIP OR FALL OF PERSON DYS AWY FRM WRK & RESTRCTD ACT 11d lost, 16d restricted
03/10/2023 SLIP OR FALL OF PERSON DAYS AWAY FROM WORK ONLY 75d lost
11/30/2022 HANDTOOLS (NONPOWERED) DAYS RESTRICTED ACTIVITY ONLY 26d restricted
09/12/2022 MACHINERY DYS AWY FRM WRK & RESTRCTD ACT 4d lost, 11d restricted
08/20/2019 EXPLODING VESSELS UNDER PRESSURE DYS AWY FRM WRK & RESTRCTD ACT 1d lost, 2d restricted
01/24/2019 HANDLING OF MATERIALS NO DYS AWY FRM WRK,NO RSTR ACT None
10/18/2017 HANDTOOLS (NONPOWERED) DAYS AWAY FROM WORK ONLY 235d lost
09/16/2017 HANDLING OF MATERIALS DYS AWY FRM WRK & RESTRCTD ACT 56d lost, 93d restricted

Inspections

View all 83 →
Begin End Hours Inspectors
02/10/2026 02/10/2026 11.50 1
02/10/2026 02/12/2026 26.75 1
08/20/2025 08/20/2025 21.00 2
05/23/2025 06/04/2025 59.00 2
04/23/2025 04/23/2025 9.25 1
10/08/2024 10/10/2024 32.00 1
09/17/2024 09/18/2024 18.50 1
09/16/2024 09/19/2024 11.50 2
05/22/2024 05/22/2024 3.25 1
05/06/2024 05/09/2024 36.50 1

Mine Details

MSHA Mine ID1100039
Mine TypeSurface
StatusActive
CommodityStone
SIC DescriptionCrushed, Broken Limestone NEC
Employees18
Days/Week5.0
Hours/Shift10.0
Coordinates38.5075000, -90.2030560
Nearest TownDupo

Frequently Asked Questions

How many MSHA violations does Dupo Plant #9 have?

Dupo Plant #9 has 262 MSHA violations on record, of which 44 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $61K.

What type of mine is Dupo Plant #9?

Dupo Plant #9 is a Surface mine producing Stone, located in Dupo, St Clair County, IL. It currently has 18 employees.

Has anyone been injured or killed at Dupo Plant #9?

According to MSHA records, Dupo Plant #9 has 33 reported accident/injury records and 0 fatalities on file.

Who operates Dupo Plant #9?

Dupo Plant #9 is operated by Columbia Quarry Company and controlled by Frank J Beelman III. MSHA Mine ID: 1100039.