Key Takeaway

Centennial Quarry is a active surface mine producing Stone, located in Whitewood, Lawrence County, SD. It has 45 violations on record (2 S&S) and $6K in proposed penalties. Operated by Simon Contractors Inc..

Centennial Quarry

Active Surface Stone

Operator: Simon Contractors Inc.

Controller: Colas S A

Location: Whitewood, Lawrence County, SD

Employees: 6

45
Violations
2
S&S Violations
3
Accidents
$6K
Penalties

Recent Violations

View all 45 →
Date Section S&S Negligence Penalty
07/29/2025 56.11003 Non-S&S ModNegligence $151
06/17/2024 56.14101(a)(3) Non-S&S ModNegligence $147
07/19/2023 56.12023 Non-S&S ModNegligence $143
07/19/2023 56.14110 Non-S&S HighNegligence $182
07/19/2023 56.14112(a)(1) Non-S&S HighNegligence $182
07/19/2023 56.12004 Non-S&S ModNegligence $143
07/19/2023 56.12004 Non-S&S ModNegligence $143
07/19/2023 56.12004 Non-S&S ModNegligence $143
07/19/2023 56.14110 Non-S&S HighNegligence $182
04/15/2022 56.12028 Non-S&S LowNegligence $378
01/12/2022 56.14103(c)(1) Non-S&S LowNegligence $133
04/14/2021 46.9(b) Non-S&S LowNegligence $125
04/14/2021 56.14132(b)(1) Non-S&S ModNegligence $125
04/13/2021 56.14107(a) Non-S&S ModNegligence $125
04/13/2021 56.12004 Non-S&S ModNegligence $125
04/13/2021 56.15001 Non-S&S ModNegligence $125
11/24/2020 56.14107(a) Non-S&S ModNegligence $123
11/24/2020 56.14101(a)(2) Non-S&S ModNegligence $123
11/24/2020 56.4101 Non-S&S ModNegligence $123
11/24/2020 56.11002 Non-S&S ModNegligence $123

Accidents & Injuries

View all 3 →
Date Classification Injury Days Lost
06/16/2016 OTHER NO DYS AWY FRM WRK,NO RSTR ACT None
08/14/2006 HANDLING OF MATERIALS DAYS AWAY FROM WORK ONLY 1d lost
08/20/2004 HANDLING OF MATERIALS NO DYS AWY FRM WRK,NO RSTR ACT None

Inspections

View all 58 →
Begin End Hours Inspectors
10/07/2025 10/07/2025 6.50 1
07/29/2025 07/29/2025 14.00 1
11/21/2024 11/21/2024 7.75 1
06/26/2024 06/27/2024 1.75 1
06/17/2024 06/18/2024 10.75 1
05/22/2024 05/22/2024 2.25 1
10/11/2023 10/17/2023 8.75 1
07/19/2023 07/20/2023 23.00 1
05/17/2023 05/17/2023 3.00 1
04/15/2022 04/18/2022 9.50 1

Mine Details

MSHA Mine ID3901246
Mine TypeSurface
StatusActive
CommodityStone
SIC DescriptionCrushed, Broken Limestone NEC
Employees6
Days/Week5.0
Hours/Shift9.0
Coordinates44.4388890, -103.6497220
Nearest TownWhitewood

Frequently Asked Questions

How many MSHA violations does Centennial Quarry have?

Centennial Quarry has 45 MSHA violations on record, of which 2 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $6K.

What type of mine is Centennial Quarry?

Centennial Quarry is a Surface mine producing Stone, located in Whitewood, Lawrence County, SD. It currently has 6 employees.

Has anyone been injured or killed at Centennial Quarry?

According to MSHA records, Centennial Quarry has 3 reported accident/injury records and 0 fatalities on file.

Who operates Centennial Quarry?

Centennial Quarry is operated by Simon Contractors Inc. and controlled by Colas S A. MSHA Mine ID: 3901246.