Key Takeaway
Bonanza Process Plant is a active facility mine producing Nonmetal, located in Bonanza, Uintah County, UT. It has 37 violations on record (1 S&S) and $5K in proposed penalties. Operated by American Gilsonite Company.
Bonanza Process Plant
Operator: American Gilsonite Company
Controller: American Gilsonite Company
Location: Bonanza, Uintah County, UT
Employees: 24
Recent Violations
View all 37 →| Date | Section | S&S | Negligence | Penalty |
|---|---|---|---|---|
| 02/26/2026 | 56.14107(a) | Non-S&S | ModNegligence | $0 |
| 02/26/2026 | 56.4130(b) | Non-S&S | ModNegligence | $0 |
| 02/11/2026 | 56.4104(a) | Non-S&S | ModNegligence | $0 |
| 06/05/2025 | 56.12028 | Non-S&S | ModNegligence | $151 |
| 06/04/2025 | 56.4201(a)(1) | Non-S&S | ModNegligence | $151 |
| 06/04/2025 | 56.12019 | Non-S&S | LowNegligence | $151 |
| 06/03/2025 | 56.12018 | Non-S&S | ModNegligence | $151 |
| 02/13/2025 | 56.14132(a) | Non-S&S | ModNegligence | $432 |
| 02/12/2025 | 56.4530 | Non-S&S | ModNegligence | $245 |
| 08/21/2024 | 56.4101 | Non-S&S | LowNegligence | $147 |
| 08/21/2024 | 47.44(b) | Non-S&S | LowNegligence | $147 |
| 08/21/2024 | 56.4402 | Non-S&S | ModNegligence | $147 |
| 08/21/2024 | 47.44(b) | Non-S&S | ModNegligence | $147 |
| 08/21/2024 | 56.4603(b) | Non-S&S | ModNegligence | $147 |
| 08/21/2024 | 56.14100(c) | S&S | LowNegligence | $147 |
| 12/06/2023 | 56.14206(b) | Non-S&S | ModNegligence | $147 |
| 12/05/2023 | 56.12008 | Non-S&S | ModNegligence | $161 |
| 08/17/2023 | 50.30(a) | Non-S&S | ModNegligence | $143 |
| 08/17/2023 | 56.14100(b) | Non-S&S | ModNegligence | $143 |
| 08/16/2023 | 56.12019 | Non-S&S | ModNegligence | $143 |
Accidents & Injuries
View all 5 →| Date | Classification | Injury | Days Lost |
|---|---|---|---|
| 10/01/2025 | HANDTOOLS (NONPOWERED) | NO DYS AWY FRM WRK,NO RSTR ACT | None |
| 09/18/2025 | HANDLING OF MATERIALS | NO DYS AWY FRM WRK,NO RSTR ACT | None |
| 08/26/2025 | HANDTOOLS (NONPOWERED) | NO DYS AWY FRM WRK,NO RSTR ACT | None |
| 03/27/2024 | STRIKING OR BUMPING | NO DYS AWY FRM WRK,NO RSTR ACT | None |
| 09/29/2023 | HANDLING OF MATERIALS | NO DYS AWY FRM WRK,NO RSTR ACT | None |
Inspections
View all 14 →| Begin | End | Hours | Inspectors |
|---|---|---|---|
| 02/10/2026 | 02/27/2026 | 25.50 | 1 |
| 05/28/2025 | 06/16/2025 | 49.50 | 3 |
| 03/11/2025 | 03/11/2025 | 8.50 | 1 |
| 02/11/2025 | 02/13/2025 | 27.00 | 1 |
| 08/19/2024 | 08/22/2024 | 36.00 | 1 |
| 12/04/2023 | 12/07/2023 | 33.00 | 1 |
| 08/16/2023 | 08/21/2023 | 30.00 | 1 |
| 11/14/2022 | 11/14/2022 | 7.00 | 1 |
| 10/24/2022 | 10/28/2022 | 59.00 | 2 |
| 08/23/2022 | 08/30/2022 | 38.00 | 1 |
Mine Details
Related Mines
Frequently Asked Questions
How many MSHA violations does Bonanza Process Plant have?
Bonanza Process Plant has 37 MSHA violations on record, of which 1 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $5K.
What type of mine is Bonanza Process Plant?
Bonanza Process Plant is a Facility mine producing Nonmetal, located in Bonanza, Uintah County, UT. It currently has 24 employees.
Has anyone been injured or killed at Bonanza Process Plant?
According to MSHA records, Bonanza Process Plant has 5 reported accident/injury records and 0 fatalities on file.
Who operates Bonanza Process Plant?
Bonanza Process Plant is operated by American Gilsonite Company and controlled by American Gilsonite Company. MSHA Mine ID: 4202702.