Key Takeaway
Lannon Quarry is a active surface mine producing Stone, located in Lannon, Waukesha County, WI. It has 205 violations on record (30 S&S) and $54K in proposed penalties. Operated by Lannon Stone Products Inc.
Lannon Quarry
Operator: Lannon Stone Products Inc
Controller: Dawson Trust dated June 20 2009
Location: Lannon, Waukesha County, WI
Employees: 6
Recent Violations
View all 205 →| Date | Section | S&S | Negligence | Penalty |
|---|---|---|---|---|
| 01/14/2026 | 56.4201(a)(1) | Non-S&S | ModNegligence | $151 |
| 05/06/2025 | 56.12032 | Non-S&S | LowNegligence | $151 |
| 11/13/2024 | 56.14100(b) | Non-S&S | ModNegligence | $147 |
| 08/20/2024 | 56.14100(c) | S&S | ModNegligence | $189 |
| 08/20/2024 | 56.4102 | Non-S&S | ModNegligence | $147 |
| 12/12/2023 | 41.12 | Non-S&S | ModNegligence | $147 |
| 12/11/2023 | 56.4402 | Non-S&S | ModNegligence | $147 |
| 12/11/2023 | 56.12004 | Non-S&S | ModNegligence | $147 |
| 12/11/2023 | 56.12028 | Non-S&S | LowNegligence | $147 |
| 12/11/2023 | 56.14100(c) | Non-S&S | ModNegligence | $147 |
| 12/11/2023 | 56.14101(a)(3) | Non-S&S | ModNegligence | $147 |
| 12/11/2023 | 56.14100(c) | Non-S&S | ModNegligence | $147 |
| 12/11/2023 | 56.14100(b) | Non-S&S | ModNegligence | $147 |
| 05/10/2023 | 56.13011 | Non-S&S | ModNegligence | $143 |
| 02/23/2023 | 56.12030 | Non-S&S | LowNegligence | $143 |
| 06/07/2022 | 56.14132(a) | Non-S&S | ModNegligence | $133 |
| 03/15/2022 | 56.14206(b) | Non-S&S | ModNegligence | $133 |
| 03/15/2022 | 56.14132(a) | Non-S&S | ModNegligence | $133 |
| 03/10/2021 | 56.14207 | Non-S&S | ModNegligence | $125 |
| 03/10/2021 | 56.4101 | Non-S&S | ModNegligence | $125 |
Accidents & Injuries
View all 20 →| Date | Classification | Injury | Days Lost |
|---|---|---|---|
| 07/26/2024 | EXPLODING VESSELS UNDER PRESSURE | NO DYS AWY FRM WRK,NO RSTR ACT | None |
| 12/19/2023 | SLIP OR FALL OF PERSON | DYS AWY FRM WRK & RESTRCTD ACT | 9d lost, 9d restricted |
| 02/13/2023 | SLIP OR FALL OF PERSON | NO DYS AWY FRM WRK,NO RSTR ACT | None |
| 01/25/2023 | HANDLING OF MATERIALS | DYS AWY FRM WRK & RESTRCTD ACT | 2d lost, 8d restricted |
| 12/21/2021 | HANDTOOLS (NONPOWERED) | DAYS RESTRICTED ACTIVITY ONLY | 3d restricted |
| 02/15/2019 | HANDTOOLS (NONPOWERED) | NO DYS AWY FRM WRK,NO RSTR ACT | None |
| 12/13/2016 | HANDLING OF MATERIALS | DAYS RESTRICTED ACTIVITY ONLY | 52d restricted |
| 10/24/2016 | MACHINERY | DAYS AWAY FROM WORK ONLY | 1d lost |
| 04/28/2015 | HANDTOOLS (NONPOWERED) | DAYS RESTRICTED ACTIVITY ONLY | 84d restricted |
| 12/08/2014 | HANDLING OF MATERIALS | DAYS AWAY FROM WORK ONLY | 5d lost |
Inspections
View all 82 →| Begin | End | Hours | Inspectors |
|---|---|---|---|
| 01/14/2026 | 01/15/2026 | 23.00 | 1 |
| 05/05/2025 | 05/08/2025 | 34.00 | 1 |
| 11/12/2024 | 11/14/2024 | 24.25 | 1 |
| 08/19/2024 | 08/22/2024 | 19.75 | 1 |
| 12/11/2023 | 12/13/2023 | 28.00 | 1 |
| 05/08/2023 | 05/11/2023 | 30.00 | 1 |
| 02/23/2023 | 02/24/2023 | 18.75 | 1 |
| 06/07/2022 | 06/09/2022 | 29.50 | 1 |
| 03/14/2022 | 03/17/2022 | 29.00 | 1 |
| 03/23/2021 | 03/23/2021 | 2.75 | 1 |
Mine Details
Related Mines
Frequently Asked Questions
How many MSHA violations does Lannon Quarry have?
Lannon Quarry has 205 MSHA violations on record, of which 30 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $54K.
What type of mine is Lannon Quarry?
Lannon Quarry is a Surface mine producing Stone, located in Lannon, Waukesha County, WI. It currently has 6 employees.
Has anyone been injured or killed at Lannon Quarry?
According to MSHA records, Lannon Quarry has 20 reported accident/injury records and 0 fatalities on file.
Who operates Lannon Quarry?
Lannon Quarry is operated by Lannon Stone Products Inc and controlled by Dawson Trust dated June 20 2009. MSHA Mine ID: 4700097.