Key Takeaway
Miller Mine is a active surface mine producing Stone, located in Flagstaff, Coconino County, AZ. It has 135 violations on record (47 S&S) and $39K in proposed penalties. Operated by Miller Mining, Inc..
Miller Mine
Operator: Miller Mining, Inc.
Controller: Mark E Miller
Location: Flagstaff, Coconino County, AZ
Employees: 2
Recent Violations
View all 135 →| Date | Section | S&S | Negligence | Penalty |
|---|---|---|---|---|
| 02/09/2026 | 56.4201(a)(2) | Non-S&S | ModNegligence | $0 |
| 02/09/2026 | 50.30(a) | Non-S&S | ModNegligence | $0 |
| 03/04/2025 | 56.14100(b) | Non-S&S | ModNegligence | $165 |
| 07/16/2024 | 56.15005 | S&S | HighNegligence | $3,944 |
| 07/16/2024 | 56.12002 | S&S | ModNegligence | $1,188 |
| 07/16/2024 | 56.18009 | Non-S&S | HighNegligence | $535 |
| 07/16/2024 | 56.4331 | Non-S&S | HighNegligence | $535 |
| 07/16/2024 | 46.7 | S&S | HighNegligence | $2,644 |
| 02/21/2024 | 56.14100(c) | Non-S&S | ModNegligence | $147 |
| 02/21/2024 | 56.14107(a) | Non-S&S | LowNegligence | $147 |
| 02/21/2024 | 56.9300(b) | Non-S&S | LowNegligence | $147 |
| 02/21/2024 | 56.11001 | Non-S&S | LowNegligence | $147 |
| 02/21/2024 | 56.14200 | Non-S&S | LowNegligence | $147 |
| 02/21/2024 | 50.30(a) | Non-S&S | ModNegligence | $147 |
| 02/21/2024 | 56.12028 | Non-S&S | LowNegligence | $147 |
| 02/14/2023 | 46.5 | S&S | HighNegligence | $2,846 |
| 02/14/2023 | 56.12030 | Non-S&S | ModNegligence | $518 |
| 02/14/2023 | 56.9300(a) | Non-S&S | HighNegligence | $518 |
| 02/14/2023 | 56.11001 | S&S | ModNegligence | $772 |
| 06/07/2022 | 46.5(b) | Non-S&S | ModNegligence | $148 |
Inspections
View all 63 →| Begin | End | Hours | Inspectors |
|---|---|---|---|
| 02/09/2026 | 02/13/2026 | 13.25 | 1 |
| 09/24/2025 | 09/24/2025 | 12.75 | 1 |
| 07/10/2025 | 07/10/2025 | 4.50 | 1 |
| 03/12/2025 | 03/17/2025 | 5.25 | 1 |
| 03/04/2025 | 03/06/2025 | 7.00 | 1 |
| 07/16/2024 | 07/19/2024 | 15.00 | 1 |
| 03/04/2024 | 03/04/2024 | 10.25 | 1 |
| 02/20/2024 | 02/22/2024 | 24.00 | 1 |
| 02/16/2023 | 02/16/2023 | 6.75 | 1 |
| 02/14/2023 | 02/14/2023 | 9.00 | 1 |
Mine Details
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Frequently Asked Questions
How many MSHA violations does Miller Mine have?
Miller Mine has 135 MSHA violations on record, of which 47 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $39K.
What type of mine is Miller Mine?
Miller Mine is a Surface mine producing Stone, located in Flagstaff, Coconino County, AZ. It currently has 2 employees.
Has anyone been injured or killed at Miller Mine?
According to MSHA records, Miller Mine has 0 reported accident/injury records and 0 fatalities on file.
Who operates Miller Mine?
Miller Mine is operated by Miller Mining, Inc. and controlled by Mark E Miller. MSHA Mine ID: 0202307.