Key Takeaway
Mesa Mine is a active surface mine producing Stone, located in Maricopa, Maricopa County, AZ. It has 171 violations on record (37 S&S) and $47K in proposed penalties. Operated by RED MOUNTAIN MINING, INC..
Mesa Mine
Operator: RED MOUNTAIN MINING, INC.
Controller: Margaret F Adams
Location: Maricopa, Maricopa County, AZ
Employees: 7
Recent Violations
View all 171 →| Date | Section | S&S | Negligence | Penalty |
|---|---|---|---|---|
| 07/07/2025 | 56.14132 | S&S | ModNegligence | $151 |
| 04/02/2024 | 56.20003(c) | Non-S&S | ModNegligence | $189 |
| 11/15/2023 | 56.14100(b) | Non-S&S | ModNegligence | $182 |
| 05/12/2023 | 56.14207 | Non-S&S | ModNegligence | $143 |
| 05/12/2023 | 56.4201(a)(2) | Non-S&S | ModNegligence | $143 |
| 05/12/2023 | 56.14132(b)(1)(i) | Non-S&S | ModNegligence | $143 |
| 05/12/2023 | 56.14107(a) | Non-S&S | ModNegligence | $143 |
| 05/12/2023 | 56.14107(a) | Non-S&S | ModNegligence | $143 |
| 05/12/2023 | 56.14107(a) | Non-S&S | ModNegligence | $143 |
| 05/12/2023 | 56.14107(a) | Non-S&S | ModNegligence | $143 |
| 05/12/2023 | 56.14107(a) | Non-S&S | ModNegligence | $143 |
| 05/12/2023 | 56.9300(a) | Non-S&S | ModNegligence | $143 |
| 05/12/2023 | 56.14100(b) | Non-S&S | ModNegligence | $143 |
| 12/06/2022 | 56.20003(a) | S&S | ModNegligence | $143 |
| 12/06/2022 | 56.11001 | Non-S&S | ModNegligence | $143 |
| 12/06/2022 | 56.14132(a) | Non-S&S | ModNegligence | $143 |
| 12/06/2022 | 56.14100(a) | Non-S&S | ModNegligence | $143 |
| 10/14/2021 | 56.14107(a) | Non-S&S | ModNegligence | $125 |
| 10/14/2021 | 56.14107(a) | Non-S&S | ModNegligence | $125 |
| 10/14/2021 | 56.14101(a)(3) | Non-S&S | ModNegligence | $125 |
Accidents & Injuries
View all 10 →| Date | Classification | Injury | Days Lost |
|---|---|---|---|
| 10/02/2024 | HANDLING OF MATERIALS | NO DYS AWY FRM WRK,NO RSTR ACT | None |
| 02/22/2024 | HANDTOOLS (NONPOWERED) | DAYS AWAY FROM WORK ONLY | 12d lost |
| 01/17/2023 | HANDTOOLS (NONPOWERED) | NO DYS AWY FRM WRK,NO RSTR ACT | None |
| 03/25/2021 | HANDLING OF MATERIALS | NO DYS AWY FRM WRK,NO RSTR ACT | None |
| 08/07/2019 | DISORDERS (PHYSICAL AGENTS) | OCCUPATNAL ILLNESS NOT DEG 1-6 | 2d lost |
| 02/24/2011 | SLIP OR FALL OF PERSON | DAYS AWAY FROM WORK ONLY | 25d lost |
| 08/04/2008 | SLIP OR FALL OF PERSON | DAYS AWAY FROM WORK ONLY | 182d lost |
| 08/20/2007 | HANDLING OF MATERIALS | ALL OTHER CASES (INCL 1ST AID) | None |
| 11/28/2006 | HANDLING OF MATERIALS | NO DYS AWY FRM WRK,NO RSTR ACT | None |
| 05/18/2005 | HANDTOOLS (NONPOWERED) | NO DYS AWY FRM WRK,NO RSTR ACT | None |
Inspections
View all 70 →| Begin | End | Hours | Inspectors |
|---|---|---|---|
| 10/27/2025 | 10/28/2025 | 14.00 | 1 |
| 09/23/2025 | 09/23/2025 | 2.50 | 1 |
| 07/11/2025 | 07/11/2025 | 3.75 | 1 |
| 07/07/2025 | 07/09/2025 | 3.50 | 1 |
| 11/25/2024 | 11/25/2024 | 6.00 | 1 |
| 04/02/2024 | 04/04/2024 | 27.75 | 1 |
| 11/15/2023 | 11/20/2023 | 12.25 | 1 |
| 05/22/2023 | 05/22/2023 | 2.50 | 1 |
| 05/17/2023 | 05/17/2023 | 3.25 | 1 |
| 05/12/2023 | 05/16/2023 | 21.00 | 1 |
Mine Details
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Frequently Asked Questions
How many MSHA violations does Mesa Mine have?
Mesa Mine has 171 MSHA violations on record, of which 37 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $47K.
What type of mine is Mesa Mine?
Mesa Mine is a Surface mine producing Stone, located in Maricopa, Maricopa County, AZ. It currently has 7 employees.
Has anyone been injured or killed at Mesa Mine?
According to MSHA records, Mesa Mine has 10 reported accident/injury records and 0 fatalities on file.
Who operates Mesa Mine?
Mesa Mine is operated by RED MOUNTAIN MINING, INC. and controlled by Margaret F Adams. MSHA Mine ID: 0201503.