Key Takeaway
Minnetonka Pit is a intermittent surface mine producing SandAndGravel, located in Mesa, Navajo County, AZ. It has 130 violations on record (38 S&S) and $92K in proposed penalties. Operated by Dyna Rock LLC.
Minnetonka Pit
Operator: Dyna Rock LLC
Controller: Mark McCauley; Lauren McCauley; John McCauley
Location: Mesa, Navajo County, AZ
Employees: 5
Recent Violations
View all 130 →| Date | Section | S&S | Negligence | Penalty |
|---|---|---|---|---|
| 11/01/2023 | 56.14107(a) | S&S | ModNegligence | $155 |
| 08/08/2023 | 56.9300(b) | Non-S&S | ModNegligence | $143 |
| 08/08/2023 | 56.20003(a) | Non-S&S | ModNegligence | $143 |
| 08/08/2023 | 56.14200 | Non-S&S | ModNegligence | $143 |
| 08/08/2023 | 56.20003(a) | Non-S&S | ModNegligence | $143 |
| 07/20/2022 | 50.30(a) | Non-S&S | LowNegligence | $133 |
| 03/16/2022 | 56.14130(g) | S&S | ModNegligence | $321 |
| 04/29/2020 | 56.12004 | Non-S&S | ModNegligence | $123 |
| 04/29/2020 | 56.12004 | Non-S&S | ModNegligence | $123 |
| 02/19/2020 | 56.12004 | Non-S&S | ModNegligence | $123 |
| 06/20/2019 | 56.11002 | Non-S&S | ModNegligence | $121 |
| 08/21/2018 | 56.9200(d) | S&S | ModNegligence | $286 |
| 02/13/2018 | 56.4200(b)(2) | Non-S&S | LowNegligence | $118 |
| 02/13/2018 | 56.14101(a)(3) | Non-S&S | ModNegligence | $118 |
| 02/13/2018 | 56.14101(a)(3) | Non-S&S | ModNegligence | $118 |
| 05/24/2017 | 56.14132(b)(2) | Non-S&S | ModNegligence | $116 |
| 05/24/2017 | 56.14112(a)(1) | Non-S&S | ModNegligence | $116 |
| 05/24/2017 | 56.14101(a)(3) | Non-S&S | ModNegligence | $116 |
| 03/07/2017 | 56.14107(a) | Non-S&S | ModNegligence | $116 |
| 01/26/2016 | 56.14100(b) | Non-S&S | ModNegligence | $100 |
Accidents & Injuries
View all 1 →| Date | Classification | Injury | Days Lost |
|---|---|---|---|
| 02/05/2003 | SLIP OR FALL OF PERSON | DAYS AWAY FROM WORK ONLY | 95d lost |
Inspections
View all 55 →| Begin | End | Hours | Inspectors |
|---|---|---|---|
| 11/05/2025 | 11/05/2025 | 16.75 | 1 |
| 06/18/2025 | 06/18/2025 | 11.00 | 1 |
| 03/18/2025 | 03/18/2025 | 12.75 | 1 |
| 04/18/2024 | 04/18/2024 | 9.50 | 1 |
| 11/01/2023 | 11/01/2023 | 15.25 | 1 |
| 08/08/2023 | 08/14/2023 | 12.00 | 1 |
| 03/20/2023 | 03/20/2023 | 9.00 | 1 |
| 07/20/2022 | 07/20/2022 | 16.00 | 1 |
| 03/16/2022 | 03/18/2022 | 14.50 | 1 |
| 05/03/2021 | 05/04/2021 | 17.25 | 1 |
Mine Details
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Frequently Asked Questions
How many MSHA violations does Minnetonka Pit have?
Minnetonka Pit has 130 MSHA violations on record, of which 38 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $92K.
What type of mine is Minnetonka Pit?
Minnetonka Pit is a Surface mine producing SandAndGravel, located in Mesa, Navajo County, AZ. It currently has 5 employees.
Has anyone been injured or killed at Minnetonka Pit?
According to MSHA records, Minnetonka Pit has 1 reported accident/injury records and 0 fatalities on file.
Who operates Minnetonka Pit?
Minnetonka Pit is operated by Dyna Rock LLC and controlled by Mark McCauley; Lauren McCauley; John McCauley. MSHA Mine ID: 0202894.