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503413 Metal/Non-Metal

Knife River North Central · Surface

Controlled by Knife River Corporation

Clearwater, Stearns County, MN · Intermittent

MSHA Mine ID: 2103558

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Email me when a new MSHA incident is filed at 503413.

Fatalities: 0
Total incidents: 1
Years on record: 2023
Latest incident: Jun 2023

Compliance record

MSHA citations since 2007

citations

significant & substantial

$2,221

proposed penalties

$2,221

paid to date

Source: MSHA violations data, updated weekly.

Quarterly safety rates

Citations per million employee-hours, as reported to MSHA

Quarter	Hours worked	Citations	Per 1M hrs
2025 Q4	241	0	0.0
2025 Q3	1,585	3	1892.7
2025 Q2	40	0	0.0
2025 Q1	1	0	0.0
2024 Q4	1	0	0.0
2024 Q3	789	1	1267.4
2024 Q2	750	0	0.0
2024 Q1	1	0	0.0

Quarters under 100,000 reported hours are greyed: too few hours for a stable rate.

No fatalities recorded at this mine.

Reportable incidents

1 on file

2023 · 1 incident

June 19, 2023 MN · Metal/Non-Metal outside foreman, leadman HANDLING OF MATERIALS

Johnson Crushing Inc · Contact with hot objects or substances

Generator shut off during operation. Miner went to investigate and check code displayed. Generator was overheated and proceeded to check radiator, twisted cap to release pressure, hissing stopped and opened cap, cap shot off and sprayed miner with hot coolant on forearm and forehead.