Key Takeaway
Hamilton Quarry is a active surface mine producing Stone, located in Byron, WI, Fond Du Lac County, WI. It has 13 violations on record (1 S&S) and $1K in proposed penalties. Operated by Halquist Stone Company Inc.
Hamilton Quarry
Operator: Halquist Stone Company Inc
Controller: Tom Halquist; Bill Halquist
Location: Byron, WI, Fond Du Lac County, WI
Employees: 42
Recent Violations
View all 13 →| Date | Section | S&S | Negligence | Penalty |
|---|---|---|---|---|
| 02/10/2026 | 56.14211(a) | S&S | ModNegligence | $0 |
| 02/10/2026 | 56.14100(c) | Non-S&S | ModNegligence | $0 |
| 12/05/2024 | 56.12025 | Non-S&S | LowNegligence | $147 |
| 04/09/2024 | 56.14100(b) | Non-S&S | ModNegligence | $147 |
| 04/09/2024 | 56.14100(c) | Non-S&S | ModNegligence | $147 |
| 08/17/2023 | 56.14207 | Non-S&S | ModNegligence | $143 |
| 06/09/2022 | 56.14100(c) | Non-S&S | ModNegligence | $133 |
| 05/06/2022 | 50.20-1 | Non-S&S | ModNegligence | $133 |
| 05/06/2022 | 50.20-1 | Non-S&S | ModNegligence | $133 |
| 12/15/2021 | 56.14107(a) | Non-S&S | LowNegligence | $133 |
| 10/29/2018 | 56.14132(a) | Non-S&S | ModNegligence | $118 |
| 10/28/2018 | 56.14101(a)(2) | Non-S&S | ModNegligence | $118 |
| 08/27/2014 | 56.18002(b) | Non-S&S | HighNegligence | $100 |
Accidents & Injuries
View all 24 →| Date | Classification | Injury | Days Lost |
|---|---|---|---|
| 02/05/2026 | HANDTOOLS (NONPOWERED) | NO DYS AWY FRM WRK,NO RSTR ACT | None |
| 06/24/2025 | HANDLING OF MATERIALS | DAYS RESTRICTED ACTIVITY ONLY | 32d restricted |
| 04/29/2025 | HANDLING OF MATERIALS | DYS AWY FRM WRK & RESTRCTD ACT | 51d lost, 20d restricted |
| 11/14/2024 | HANDTOOLS (NONPOWERED) | DAYS RESTRICTED ACTIVITY ONLY | 8d restricted |
| 08/12/2024 | HANDTOOLS (NONPOWERED) | NO DYS AWY FRM WRK,NO RSTR ACT | None |
| 06/24/2024 | HANDTOOLS (NONPOWERED) | DAYS RESTRICTED ACTIVITY ONLY | 9d restricted |
| 01/18/2024 | SLIP OR FALL OF PERSON | DAYS RESTRICTED ACTIVITY ONLY | 4d restricted |
| 11/02/2023 | HANDLING OF MATERIALS | DAYS RESTRICTED ACTIVITY ONLY | 11d restricted |
| 06/06/2023 | HANDLING OF MATERIALS | DAYS RESTRICTED ACTIVITY ONLY | 6d restricted |
| 02/28/2023 | HANDLING OF MATERIALS | DAYS RESTRICTED ACTIVITY ONLY | 30d restricted |
Inspections
View all 23 →| Begin | End | Hours | Inspectors |
|---|---|---|---|
| 02/09/2026 | 02/11/2026 | 28.50 | 1 |
| 09/03/2025 | 09/03/2025 | 10.50 | 1 |
| 12/04/2024 | 12/06/2024 | 15.75 | 1 |
| 04/08/2024 | 04/09/2024 | 17.75 | 1 |
| 01/22/2024 | 01/23/2024 | 17.25 | 1 |
| 08/17/2023 | 08/17/2023 | 12.25 | 1 |
| 01/10/2023 | 01/10/2023 | 4.75 | 1 |
| 06/13/2022 | 06/13/2022 | 8.50 | 1 |
| 06/09/2022 | 06/09/2022 | 14.00 | 1 |
| 05/05/2022 | 05/06/2022 | 4.25 | 1 |
Mine Details
Related Mines
Frequently Asked Questions
How many MSHA violations does Hamilton Quarry have?
Hamilton Quarry has 13 MSHA violations on record, of which 1 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $1K.
What type of mine is Hamilton Quarry?
Hamilton Quarry is a Surface mine producing Stone, located in Byron, WI, Fond Du Lac County, WI. It currently has 42 employees.
Has anyone been injured or killed at Hamilton Quarry?
According to MSHA records, Hamilton Quarry has 24 reported accident/injury records and 0 fatalities on file.
Who operates Hamilton Quarry?
Hamilton Quarry is operated by Halquist Stone Company Inc and controlled by Tom Halquist; Bill Halquist. MSHA Mine ID: 4703664.