Key Takeaway
Potosi Plant #(CS66) is a active surface mine producing Stone, located in Potosi, Washington County, MO. It has 20 violations on record (3 S&S) and $3K in proposed penalties. Operated by Central Stone Company.
Potosi Plant #(CS66)
Operator: Central Stone Company
Controller: Riverstone Group
Location: Potosi, Washington County, MO
Employees: 7
Recent Violations
View all 20 →| Date | Section | S&S | Negligence | Penalty |
|---|---|---|---|---|
| 10/21/2025 | 56.5002 | Non-S&S | LowNegligence | $151 |
| 10/16/2025 | 56.14100(b) | S&S | LowNegligence | $151 |
| 10/15/2025 | 56.5001(a)/.5005 | Non-S&S | LowNegligence | $151 |
| 10/14/2025 | 56.14100(b) | Non-S&S | ModNegligence | $151 |
| 10/14/2025 | 56.4100 | Non-S&S | ModNegligence | $151 |
| 05/21/2025 | 56.16005 | Non-S&S | ModNegligence | $151 |
| 12/11/2024 | 56.13011 | Non-S&S | LowNegligence | $151 |
| 12/11/2024 | 56.4201(a)(2) | Non-S&S | ModNegligence | $151 |
| 01/09/2024 | 56.14207 | Non-S&S | ModNegligence | $147 |
| 08/08/2023 | 56.12028 | Non-S&S | ModNegligence | $143 |
| 08/07/2023 | 56.12028 | Non-S&S | ModNegligence | $143 |
| 08/07/2023 | 56.4601 | Non-S&S | ModNegligence | $143 |
| 08/07/2023 | 56.4402 | Non-S&S | ModNegligence | $143 |
| 02/27/2019 | 56.9300(b) | S&S | ModNegligence | $230 |
| 02/26/2018 | 56.11012 | S&S | ModNegligence | $208 |
| 02/26/2018 | 56.14100(c) | Non-S&S | ModNegligence | $118 |
| 02/26/2018 | 56.4200(b)(2) | Non-S&S | ModNegligence | $118 |
| 03/30/2016 | 56.14107(a) | Non-S&S | ModNegligence | $100 |
| 11/27/2012 | 56.4130(a)(2) | Non-S&S | LowNegligence | $100 |
| 11/09/2011 | 56.14108 | Non-S&S | ModNegligence | $100 |
Accidents & Injuries
View all 1 →| Date | Classification | Injury | Days Lost |
|---|---|---|---|
| 09/09/2022 | HANDTOOLS (NONPOWERED) | NO DYS AWY FRM WRK,NO RSTR ACT | None |
Inspections
View all 27 →| Begin | End | Hours | Inspectors |
|---|---|---|---|
| 01/06/2026 | 02/09/2026 | 10.00 | 1 |
| 01/06/2026 | 02/09/2026 | 10.75 | 1 |
| 10/06/2025 | 12/04/2025 | 79.75 | 1 |
| 05/21/2025 | 05/21/2025 | 6.25 | 1 |
| 12/11/2024 | 12/12/2024 | 19.75 | 1 |
| 05/28/2024 | 05/28/2024 | 2.50 | 1 |
| 04/15/2024 | 04/16/2024 | 21.50 | 1 |
| 01/08/2024 | 01/09/2024 | 11.50 | 1 |
| 08/07/2023 | 08/08/2023 | 18.75 | 1 |
| 05/17/2023 | 05/17/2023 | 1.25 | 1 |
Mine Details
Related Mines
Frequently Asked Questions
How many MSHA violations does Potosi Plant #(CS66) have?
Potosi Plant #(CS66) has 20 MSHA violations on record, of which 3 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $3K.
What type of mine is Potosi Plant #(CS66)?
Potosi Plant #(CS66) is a Surface mine producing Stone, located in Potosi, Washington County, MO. It currently has 7 employees.
Has anyone been injured or killed at Potosi Plant #(CS66)?
According to MSHA records, Potosi Plant #(CS66) has 1 reported accident/injury records and 0 fatalities on file.
Who operates Potosi Plant #(CS66)?
Potosi Plant #(CS66) is operated by Central Stone Company and controlled by Riverstone Group. MSHA Mine ID: 2302423.