Key Takeaway
HC Wyeville Mine is a active surface mine producing Nonmetal, located in Tomah, Monroe County, WI. It has 117 violations on record (27 S&S) and $18K in proposed penalties. Operated by HC Wyeville Operating LLC.
HC Wyeville Mine
Operator: HC Wyeville Operating LLC
Controller: Iron Oak Energy Solutions LLC
Location: Tomah, Monroe County, WI
Employees: 30
Recent Violations
View all 117 →| Date | Section | S&S | Negligence | Penalty |
|---|---|---|---|---|
| 05/07/2025 | 56.12028 | Non-S&S | LowNegligence | $151 |
| 05/07/2025 | 56.18002(b) | Non-S&S | HighNegligence | $151 |
| 01/30/2025 | 56.4104(b) | Non-S&S | ModNegligence | $151 |
| 01/29/2025 | 56.12004 | Non-S&S | ModNegligence | $151 |
| 09/04/2024 | 56.12018 | Non-S&S | ModNegligence | $147 |
| 09/04/2024 | 56.14214 | Non-S&S | LowNegligence | $147 |
| 03/13/2024 | 56.12008 | Non-S&S | ModNegligence | $147 |
| 04/16/2023 | 56.16005 | Non-S&S | ModNegligence | $318 |
| 04/12/2023 | 56.12032 | Non-S&S | ModNegligence | $143 |
| 04/11/2023 | 47.44(b) | Non-S&S | ModNegligence | $143 |
| 01/17/2023 | 56.14105 | S&S | LowNegligence | $143 |
| 01/17/2023 | 56.20003(b) | Non-S&S | ModNegligence | $143 |
| 01/17/2023 | 56.12028 | Non-S&S | ModNegligence | $143 |
| 01/10/2023 | 56.12028 | Non-S&S | ModNegligence | $143 |
| 01/10/2023 | 56.12008 | Non-S&S | ModNegligence | $143 |
| 04/04/2022 | 56.14107(a) | Non-S&S | ModNegligence | $143 |
| 04/04/2022 | 56.12030 | S&S | LowNegligence | $318 |
| 04/04/2022 | 56.12032 | Non-S&S | ModNegligence | $143 |
| 03/30/2022 | 56.14100(c) | Non-S&S | ModNegligence | $143 |
| 03/30/2022 | 56.12004 | Non-S&S | ModNegligence | $143 |
Accidents & Injuries
View all 28 →| Date | Classification | Injury | Days Lost |
|---|---|---|---|
| 11/24/2025 | HANDLING OF MATERIALS | NO DYS AWY FRM WRK,NO RSTR ACT | None |
| 08/18/2025 | HANDLING OF MATERIALS | NO DYS AWY FRM WRK,NO RSTR ACT | None |
| 04/10/2023 | HANDLING OF MATERIALS | NO DYS AWY FRM WRK,NO RSTR ACT | None |
| 03/02/2023 | MACHINERY | NO DYS AWY FRM WRK,NO RSTR ACT | None |
| 11/04/2022 | HANDLING OF MATERIALS | NO DYS AWY FRM WRK,NO RSTR ACT | None |
| 09/19/2021 | HANDLING OF MATERIALS | DAYS RESTRICTED ACTIVITY ONLY | 28d restricted |
| 06/12/2021 | HANDLING OF MATERIALS | DAYS RESTRICTED ACTIVITY ONLY | 5d restricted |
| 01/10/2020 | HANDLING OF MATERIALS | DAYS AWAY FROM WORK ONLY | 42d lost |
| 01/08/2020 | SLIP OR FALL OF PERSON | DAYS RESTRICTED ACTIVITY ONLY | 5d restricted |
| 02/19/2019 | HANDTOOLS (NONPOWERED) | NO DYS AWY FRM WRK,NO RSTR ACT | None |
Inspections
View all 51 →| Begin | End | Hours | Inspectors |
|---|---|---|---|
| 01/20/2026 | 01/23/2026 | 34.00 | 1 |
| 07/16/2025 | 07/17/2025 | 8.50 | 1 |
| 06/16/2025 | 06/16/2025 | 9.50 | 1 |
| 05/05/2025 | 05/08/2025 | 44.25 | 1 |
| 01/28/2025 | 01/31/2025 | 33.75 | 1 |
| 10/21/2024 | 10/21/2024 | 5.75 | 1 |
| 09/03/2024 | 09/06/2024 | 75.25 | 2 |
| 03/11/2024 | 03/14/2024 | 35.25 | 1 |
| 05/17/2023 | 05/17/2023 | 0.50 | 1 |
| 04/10/2023 | 04/18/2023 | 70.50 | 1 |
Mine Details
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Frequently Asked Questions
How many MSHA violations does HC Wyeville Mine have?
HC Wyeville Mine has 117 MSHA violations on record, of which 27 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $18K.
What type of mine is HC Wyeville Mine?
HC Wyeville Mine is a Surface mine producing Nonmetal, located in Tomah, Monroe County, WI. It currently has 30 employees.
Has anyone been injured or killed at HC Wyeville Mine?
According to MSHA records, HC Wyeville Mine has 28 reported accident/injury records and 0 fatalities on file.
Who operates HC Wyeville Mine?
HC Wyeville Mine is operated by HC Wyeville Operating LLC and controlled by Iron Oak Energy Solutions LLC. MSHA Mine ID: 4703611.