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513500 Metal/Non-Metal

Knife River Corporation North Central · Surface

Controlled by Knife River Corporation

Sauk Rapids, Benton County, MN · Intermittent

MSHA Mine ID: 2103872

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Email me when a new MSHA incident is filed at 513500.

Fatalities: 0
Total incidents: 3
Years on record: 2020–2023
Latest incident: Aug 2023

Compliance record

MSHA citations since 2016

citations

significant & substantial

$1,188

proposed penalties

$1,188

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	2,641	0	0.0
2025 Q2	1,691	0	0.0
2025 Q1	1	0	0.0
2024 Q4	2,641	0	0.0
2024 Q3	1	0	0.0
2024 Q2	3,120	0	0.0
2024 Q1	1	0	0.0
2023 Q4	1	2	2000000.0

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

No fatalities recorded at this mine.

Reportable incidents

3 on file

2023 · 1 incident

August 29, 2023 MN · Metal/Non-Metal crusher attendant/operator, pan feeder operator/worker MACHINERY

Knife River Corporation North Central · Rubbed or abraded

Removing a bolt with an impactor to replace the wear plate the carriage bolt moved up. Employee pushed down on the bolt and the sharp edge on the bolt caught their glove pulling a finger down on the rotating bolt cutting their finger.

2022 · 1 incident

September 13, 2022 MN · Metal/Non-Metal crusher attendant/operator, pan feeder operator/worker HANDTOOLS (NONPOWERED)

Knife River Corporation North Central · Struck by... (Not Elsewhere Classified)

Employee was cutting conveyor belt when the knife slipped cutting thumb

2020 · 1 incident

June 11, 2020 MN · Metal/Non-Metal crusher attendant/operator, pan feeder operator/worker HANDTOOLS (NONPOWERED)

Knife River Corporation North Central · Struck by flying object

EE was hitting a tooth on the loader bucket with a maul and a piece of metal came off going into EE's upper leg.