Key Takeaway
Power River Rock is a intermittent surface mine producing SandAndGravel, located in Sumpter, Baker County, OR. It has 0 violations on record (0 S&S) and $0 in proposed penalties. Operated by Patterson Investment Properties, LLC.
Power River Rock
Operator: Patterson Investment Properties, LLC
Controller: Jon Patterson
Location: Sumpter, Baker County, OR
Employees: 1
Inspections
View all 3 →| Begin | End | Hours | Inspectors |
|---|---|---|---|
| 07/16/2025 | 07/16/2025 | 2.00 | 1 |
| 09/11/2023 | 09/12/2023 | 9.00 | 1 |
| 08/09/2022 | 08/09/2022 | 9.50 | 1 |
Mine Details
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Frequently Asked Questions
How many MSHA violations does Power River Rock have?
Power River Rock has 0 MSHA violations on record, of which 0 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $0.
What type of mine is Power River Rock?
Power River Rock is a Surface mine producing SandAndGravel, located in Sumpter, Baker County, OR. It currently has 1 employees.
Has anyone been injured or killed at Power River Rock?
According to MSHA records, Power River Rock has 0 reported accident/injury records and 0 fatalities on file.
Who operates Power River Rock?
Power River Rock is operated by Patterson Investment Properties, LLC and controlled by Jon Patterson. MSHA Mine ID: 3503933.