Key Takeaway
Portable Screening Plant is a intermittent surface mine producing SandAndGravel, located in Coleman, WI, Marinette County, WI. It has 5 violations on record (0 S&S) and $633 in proposed penalties. Operated by Koenig's Sand & Stone LLC.
Portable Screening Plant
Operator: Koenig's Sand & Stone LLC
Controller: Matthew M Koenig
Location: Coleman, WI, Marinette County, WI
Employees: 2
Recent Violations
View all 5 →| Date | Section | S&S | Negligence | Penalty |
|---|---|---|---|---|
| 07/13/2022 | 47.44(b) | Non-S&S | ModNegligence | $133 |
| 05/25/2021 | 56.14132(a) | Non-S&S | ModNegligence | $125 |
| 05/25/2021 | 56.14100(c) | Non-S&S | ModNegligence | $125 |
| 05/25/2021 | 56.15001 | Non-S&S | ModNegligence | $125 |
| 05/25/2021 | 56.14100(c) | Non-S&S | ModNegligence | $125 |
Inspections
View all 6 →| Begin | End | Hours | Inspectors |
|---|---|---|---|
| 09/04/2025 | 09/04/2025 | 5.00 | 1 |
| 08/20/2024 | 08/20/2024 | 1.75 | 1 |
| 07/25/2023 | 07/25/2023 | 3.00 | 1 |
| 07/13/2022 | 07/13/2022 | 7.75 | 1 |
| 10/19/2021 | 10/19/2021 | 3.50 | 1 |
| 05/25/2021 | 05/26/2021 | 7.75 | 1 |
Mine Details
Related Mines
Frequently Asked Questions
How many MSHA violations does Portable Screening Plant have?
Portable Screening Plant has 5 MSHA violations on record, of which 0 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $633.
What type of mine is Portable Screening Plant?
Portable Screening Plant is a Surface mine producing SandAndGravel, located in Coleman, WI, Marinette County, WI. It currently has 2 employees.
Has anyone been injured or killed at Portable Screening Plant?
According to MSHA records, Portable Screening Plant has 0 reported accident/injury records and 0 fatalities on file.
Who operates Portable Screening Plant?
Portable Screening Plant is operated by Koenig's Sand & Stone LLC and controlled by Matthew M Koenig. MSHA Mine ID: 4703876.