Lone Star Quarry & Mill

Active Surface Stone

Operator: Buzzi Unicem USA

Controller: Buzzi S p A

Location: Cape Girardeau, Cape Girardeau County, MO

Employees: 180

642
Violations
133
S&S Violations
244
Accidents
$601K
Penalties

Recent Violations

View all 642 →
Date Section S&S Negligence Penalty
02/25/2026 56.12030 S&S ModNegligence $0
02/25/2026 56.12008 Non-S&S ModNegligence $0
02/24/2026 56.14112(a)(1) Non-S&S ModNegligence $0
02/24/2026 56.12004 S&S ModNegligence $0
02/23/2026 56.12008 Non-S&S ModNegligence $0
02/23/2026 56.12028 Non-S&S ModNegligence $0
02/18/2026 56.12002 Non-S&S ModNegligence $0
02/12/2026 56.20003(a) Non-S&S ModNegligence $0
02/11/2026 56.20003(a) Non-S&S ModNegligence $0
06/25/2025 56.9315 S&S ModNegligence $3,736
06/25/2025 56.9101 S&S ModNegligence $3,448
06/18/2025 56.14100(b) S&S ModNegligence $20,047
05/05/2025 56.14100(b) Non-S&S ModNegligence $1,818
05/05/2025 56.18002(a)(2) S&S HighNegligence $17,082
05/05/2025 56.14107(a) S&S HighNegligence $17,082
04/30/2025 56.9300(a) Non-S&S ModNegligence $1,037
04/30/2025 56.12030 S&S ModNegligence $5,144
04/30/2025 56.11002 S&S ModNegligence $5,144
04/30/2025 56.20003(a) S&S ModNegligence $21,713
04/30/2025 56.18002(a)(1) Non-S&S HighNegligence $1,037

Accidents & Injuries

View all 244 →
Date Classification Injury Days Lost
02/04/2026 MACHINERY NO DYS AWY FRM WRK,NO RSTR ACT None
01/08/2026 OTHER NO DYS AWY FRM WRK,NO RSTR ACT None
11/08/2025 MACHINERY NO DYS AWY FRM WRK,NO RSTR ACT None
12/20/2024 HANDLING OF MATERIALS DAYS RESTRICTED ACTIVITY ONLY 92d restricted
08/02/2024 HANDLING OF MATERIALS NO DYS AWY FRM WRK,NO RSTR ACT None
06/17/2024 HANDTOOLS (NONPOWERED) NO DYS AWY FRM WRK,NO RSTR ACT None
03/25/2024 HANDLING OF MATERIALS NO DYS AWY FRM WRK,NO RSTR ACT None
03/14/2024 HANDTOOLS (NONPOWERED) NO DYS AWY FRM WRK,NO RSTR ACT None
03/05/2024 HANDLING OF MATERIALS NO DYS AWY FRM WRK,NO RSTR ACT None
10/23/2023 HANDTOOLS (NONPOWERED) NO DYS AWY FRM WRK,NO RSTR ACT None

Inspections

View all 162 →
Begin End Hours Inspectors
02/11/2026 03/03/2026 79.75 2
09/16/2025 09/16/2025 10.75 1
06/25/2025 06/25/2025 7.00 1
06/25/2025 06/25/2025 7.50 1
06/16/2025 07/01/2025 20.25 1
04/08/2025 05/06/2025 141.00 3
01/27/2025 01/27/2025 19.00 2
12/09/2024 01/13/2025 172.75 3
06/12/2024 06/12/2024 4.50 1
06/04/2024 06/04/2024 0.25 1

Mine Details

MSHA Mine ID2300134
Mine TypeSurface
StatusActive
CommodityStone
SIC DescriptionCement
Employees180
Days/Week7.0
Hours/Shift8.0
Coordinates37.3194440, -89.5380560
Nearest TownCape Girardeau

Frequently Asked Questions

How many MSHA violations does Lone Star Quarry & Mill have?

Lone Star Quarry & Mill has 642 MSHA violations on record, of which 133 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $601K.

What type of mine is Lone Star Quarry & Mill?

Lone Star Quarry & Mill is a Surface mine producing Stone, located in Cape Girardeau, Cape Girardeau County, MO. It currently has 180 employees.

Has anyone been injured or killed at Lone Star Quarry & Mill?

According to MSHA records, Lone Star Quarry & Mill has 244 reported accident/injury records and 3 fatalities on file.

Who operates Lone Star Quarry & Mill?

Lone Star Quarry & Mill is operated by Buzzi Unicem USA and controlled by Buzzi S p A. MSHA Mine ID: 2300134.