Graymont Superior Lime Plant
Active
Facility
Stone
Operator: Graymont (WI) LLC
Controller: Graymont Ltd
Location: Superior, Douglas County, WI
Employees: 41
425
Violations
72
S&S Violations
95
Accidents
$161K
Penalties
Recent Violations
View all 425 →| Date | Section | S&S | Negligence | Penalty |
|---|---|---|---|---|
| 10/14/2025 | 56.4201(a)(1) | Non-S&S | LowNegligence | $151 |
| 10/14/2025 | 56.14101(a)(1) | Non-S&S | ModNegligence | $245 |
| 10/14/2025 | 56.14101(a)(1) | Non-S&S | ModNegligence | $245 |
| 02/25/2025 | 56.11002 | Non-S&S | ModNegligence | $165 |
| 02/25/2025 | 56.14112(b) | Non-S&S | ModNegligence | $245 |
| 02/25/2025 | 56.20003(a) | S&S | ModNegligence | $818 |
| 02/25/2025 | 56.12032 | Non-S&S | LowNegligence | $245 |
| 02/25/2025 | 56.11004 | Non-S&S | LowNegligence | $151 |
| 02/24/2025 | 56.20003(a) | Non-S&S | ModNegligence | $193 |
| 02/24/2025 | 47.44(b) | Non-S&S | LowNegligence | $151 |
| 02/24/2025 | 56.20003(a) | Non-S&S | ModNegligence | $193 |
| 02/24/2025 | 56.20003(a) | Non-S&S | ModNegligence | $193 |
| 01/27/2025 | 56.14206(b) | Non-S&S | LowNegligence | $151 |
| 01/22/2025 | 47.41(a) | Non-S&S | LowNegligence | $151 |
| 01/22/2025 | 56.12032 | Non-S&S | ModNegligence | $313 |
| 06/18/2024 | 56.12008 | Non-S&S | LowNegligence | $172 |
| 06/17/2024 | 56.4200(b)(2) | Non-S&S | LowNegligence | $147 |
| 06/17/2024 | 56.12034 | Non-S&S | LowNegligence | $204 |
| 06/17/2024 | 47.44(b) | Non-S&S | LowNegligence | $147 |
| 06/17/2024 | 56.13021 | Non-S&S | LowNegligence | $147 |
Accidents & Injuries
View all 95 →| Date | Classification | Injury | Days Lost |
|---|---|---|---|
| 08/02/2023 | HANDTOOLS (NONPOWERED) | NO DYS AWY FRM WRK,NO RSTR ACT | None |
| 02/17/2023 | HANDLING OF MATERIALS | DAYS RESTRICTED ACTIVITY ONLY | 18d restricted |
| 01/06/2023 | SLIP OR FALL OF PERSON | DAYS RESTRICTED ACTIVITY ONLY | 106d restricted |
| 05/29/2021 | FIRE | ACCIDENT ONLY | None |
| 05/09/2021 | HANDTOOLS (NONPOWERED) | DAYS AWAY FROM WORK ONLY | 5d lost |
| 08/04/2020 | POWERED HAULAGE | DAYS RESTRICTED ACTIVITY ONLY | 15d restricted |
| 04/02/2020 | FIRE | ACCIDENT ONLY | None |
| 03/26/2020 | MACHINERY | NO DYS AWY FRM WRK,NO RSTR ACT | None |
| 03/19/2020 | MACHINERY | DAYS AWAY FROM WORK ONLY | 1d lost |
| 02/16/2020 | FIRE | ACCIDENT ONLY | None |
Inspections
View all 83 →| Begin | End | Hours | Inspectors |
|---|---|---|---|
| 10/14/2025 | 10/21/2025 | 37.25 | 1 |
| 07/10/2025 | 07/10/2025 | 1.25 | 1 |
| 02/24/2025 | 02/26/2025 | 49.25 | 2 |
| 01/21/2025 | 01/27/2025 | 33.25 | 1 |
| 06/16/2024 | 06/18/2024 | 43.75 | 2 |
| 12/11/2023 | 12/14/2023 | 52.75 | 2 |
| 08/29/2023 | 08/30/2023 | 4.25 | 1 |
| 08/08/2023 | 08/22/2023 | 90.50 | 1 |
| 05/17/2023 | 05/17/2023 | 1.50 | 1 |
| 01/17/2023 | 01/25/2023 | 44.25 | 1 |
Mine Details
MSHA Mine ID4700587
Mine TypeFacility
StatusActive
CommodityStone
SIC DescriptionLime
Employees41
Days/Week7.0
Hours/Shift8.0
Coordinates46.7297220, -92.0755560
Nearest TownSuperior
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Frequently Asked Questions
How many MSHA violations does Graymont Superior Lime Plant have?
Graymont Superior Lime Plant has 425 MSHA violations on record, of which 72 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $161K.
What type of mine is Graymont Superior Lime Plant?
Graymont Superior Lime Plant is a Facility mine producing Stone, located in Superior, Douglas County, WI. It currently has 41 employees.
Has anyone been injured or killed at Graymont Superior Lime Plant?
According to MSHA records, Graymont Superior Lime Plant has 95 reported accident/injury records and 0 fatalities on file.
Who operates Graymont Superior Lime Plant?
Graymont Superior Lime Plant is operated by Graymont (WI) LLC and controlled by Graymont Ltd. MSHA Mine ID: 4700587.