Key Takeaway
USB Columbia (Mobley-Koon/Dry Branch)) is a active surface mine producing Nonmetal, located in Columbia, Richland County, SC. It has 62 violations on record (19 S&S) and $12K in proposed penalties. Operated by US Brick, LLC.
USB Columbia (Mobley-Koon/Dry Branch))
Operator: US Brick, LLC
Controller: RemSom, LLC
Location: Columbia, Richland County, SC
Employees: 2
Recent Violations
View all 62 →| Date | Section | S&S | Negligence | Penalty |
|---|---|---|---|---|
| 10/07/2025 | 56.4201(a)(2) | Non-S&S | ModNegligence | $151 |
| 01/03/2025 | 50.30(a) | Non-S&S | LowNegligence | $151 |
| 09/16/2024 | 56.14206(b) | Non-S&S | ModNegligence | $147 |
| 09/16/2024 | 56.23002(a) | Non-S&S | ModNegligence | $147 |
| 09/16/2024 | 56.9300(a) | S&S | ModNegligence | $147 |
| 09/08/2023 | 56.4201(a)(2) | Non-S&S | ModNegligence | $143 |
| 03/16/2023 | 56.14206(b) | Non-S&S | ModNegligence | $143 |
| 09/01/2022 | 56.14100(b) | Non-S&S | ModNegligence | $143 |
| 09/01/2022 | 56.14100(b) | Non-S&S | ModNegligence | $143 |
| 09/01/2022 | 56.14100(a) | Non-S&S | ModNegligence | $143 |
| 09/01/2022 | 56.18002(b) | Non-S&S | HighNegligence | $143 |
| 06/10/2021 | 56.9300(b) | Non-S&S | ModNegligence | $125 |
| 03/15/2021 | 46.6(a) | Non-S&S | ModNegligence | $139 |
| 03/15/2021 | 56.4201(a)(2) | Non-S&S | ModNegligence | $125 |
| 03/15/2021 | 56.18010 | Non-S&S | ModNegligence | $125 |
| 09/04/2020 | 56.18010 | Non-S&S | HighNegligence | $217 |
| 09/01/2020 | 56.14100(b) | S&S | ModNegligence | $123 |
| 01/08/2020 | 41.12 | Non-S&S | ModNegligence | $123 |
| 01/08/2020 | 46.8(a)(2) | Non-S&S | ModNegligence | $137 |
| 01/08/2020 | 46.5(a) | S&S | ModNegligence | $361 |
Accidents & Injuries
View all 1 →| Date | Classification | Injury | Days Lost |
|---|---|---|---|
| 06/02/2025 | OTHER | NO DYS AWY FRM WRK,NO RSTR ACT | None |
Inspections
View all 67 →| Begin | End | Hours | Inspectors |
|---|---|---|---|
| 10/07/2025 | 10/09/2025 | 7.00 | 1 |
| 05/19/2025 | 05/19/2025 | 5.00 | 1 |
| 01/03/2025 | 01/03/2025 | 8.00 | 1 |
| 09/16/2024 | 09/18/2024 | 24.00 | 1 |
| 03/11/2024 | 03/11/2024 | 5.75 | 1 |
| 09/08/2023 | 09/11/2023 | 10.00 | 1 |
| 03/16/2023 | 03/16/2023 | 6.75 | 1 |
| 09/20/2022 | 09/20/2022 | 13.00 | 1 |
| 09/01/2022 | 09/01/2022 | 8.25 | 1 |
| 03/14/2022 | 03/14/2022 | 7.75 | 1 |
Mine Details
Related Mines
Frequently Asked Questions
How many MSHA violations does USB Columbia (Mobley-Koon/Dry Branch)) have?
USB Columbia (Mobley-Koon/Dry Branch)) has 62 MSHA violations on record, of which 19 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $12K.
What type of mine is USB Columbia (Mobley-Koon/Dry Branch))?
USB Columbia (Mobley-Koon/Dry Branch)) is a Surface mine producing Nonmetal, located in Columbia, Richland County, SC. It currently has 2 employees.
Has anyone been injured or killed at USB Columbia (Mobley-Koon/Dry Branch))?
According to MSHA records, USB Columbia (Mobley-Koon/Dry Branch)) has 1 reported accident/injury records and 0 fatalities on file.
Who operates USB Columbia (Mobley-Koon/Dry Branch))?
USB Columbia (Mobley-Koon/Dry Branch)) is operated by US Brick, LLC and controlled by RemSom, LLC. MSHA Mine ID: 3800033.