Key Takeaway
Henrietta Mine is a intermittent surface mine producing Metal, located in Meyer, Yavapai County, AZ. It has 31 violations on record (10 S&S) and $9K in proposed penalties. Operated by Henrietta Mine, LLC.
Henrietta Mine
Operator: Henrietta Mine, LLC
Controller: Triton Development LLC; Lock/Ryder LLC
Location: Meyer, Yavapai County, AZ
Employees: 3
Recent Violations
View all 31 →| Date | Section | S&S | Negligence | Penalty |
|---|---|---|---|---|
| 10/16/2025 | 50.30(a) | Non-S&S | ModNegligence | $151 |
| 04/23/2025 | 56.4201(a)(2) | Non-S&S | ModNegligence | $209 |
| 04/23/2025 | 56.4102 | Non-S&S | HighNegligence | $697 |
| 12/18/2024 | 56.12028 | Non-S&S | ModNegligence | $209 |
| 04/09/2024 | 56.14132(a) | Non-S&S | ModNegligence | $147 |
| 04/09/2024 | 56.12040 | S&S | ModNegligence | $204 |
| 04/09/2024 | 56.14100(b) | Non-S&S | ModNegligence | $147 |
| 04/09/2024 | 56.14132(a) | S&S | ModNegligence | $147 |
| 04/09/2024 | 50.30(a) | Non-S&S | HighNegligence | $147 |
| 04/09/2024 | 50.30(a) | Non-S&S | HighNegligence | $147 |
| 04/09/2024 | 48.3(c)(3) | Non-S&S | LowNegligence | $147 |
| 04/09/2024 | 48.29(a) | Non-S&S | LowNegligence | $147 |
| 12/19/2023 | 56.9300 | S&S | ModNegligence | $388 |
| 12/19/2023 | 56.14132 | S&S | ModNegligence | $357 |
| 12/19/2023 | 56.14100(c) | Non-S&S | ModNegligence | $147 |
| 12/19/2023 | 56.12025 | S&S | ModNegligence | $147 |
| 12/19/2023 | 56.12032 | S&S | ModNegligence | $147 |
| 12/19/2023 | 56.14101(a)(3) | S&S | ModNegligence | $147 |
| 12/19/2023 | 56.14132 | S&S | ModNegligence | $388 |
| 08/21/2023 | 50.30(a) | Non-S&S | $0 |
Inspections
View all 14 →| Begin | End | Hours | Inspectors |
|---|---|---|---|
| 10/16/2025 | 10/16/2025 | 7.00 | 1 |
| 04/23/2025 | 04/24/2025 | 9.50 | 1 |
| 12/17/2024 | 12/19/2024 | 8.00 | 1 |
| 04/09/2024 | 04/11/2024 | 32.25 | 1 |
| 01/03/2024 | 01/04/2024 | 2.25 | 1 |
| 12/19/2023 | 12/20/2023 | 16.50 | 1 |
| 08/16/2023 | 08/21/2023 | 5.00 | 1 |
| 08/16/2023 | 08/21/2023 | 13.25 | 1 |
| 06/15/2022 | 06/15/2022 | 5.50 | 1 |
| 06/24/2021 | 06/24/2021 | 2.25 | 1 |
Mine Details
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Frequently Asked Questions
How many MSHA violations does Henrietta Mine have?
Henrietta Mine has 31 MSHA violations on record, of which 10 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $9K.
What type of mine is Henrietta Mine?
Henrietta Mine is a Surface mine producing Metal, located in Meyer, Yavapai County, AZ. It currently has 3 employees.
Has anyone been injured or killed at Henrietta Mine?
According to MSHA records, Henrietta Mine has 0 reported accident/injury records and 0 fatalities on file.
Who operates Henrietta Mine?
Henrietta Mine is operated by Henrietta Mine, LLC and controlled by Triton Development LLC; Lock/Ryder LLC. MSHA Mine ID: 0203423.