Mining Incidents

Warroad Plant Metal/Non-Metal

Strata Corp · Surface
Controlled by Knife River Corporation
Warroad, Lake Of The Woods County, MN  ·  Intermittent
MSHA Mine ID: 2103288

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Fatalities
0
Total incidents
6
Years on record
2001–2020
Latest incident
Aug 2020
Compliance record
MSHA citations since 2002
31
citations
9
significant & substantial
$22,625
proposed penalties
$13,325
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 S&S Per 1M hrs
2025 Q4 0 0 0
2025 Q2 0 0 0
2025 Q1 0 0 0
2024 Q3 738 0 0 0.0
2024 Q2 4,214 0 0 0.0
2023 Q4 3,059 2 0 653.8
2023 Q3 224 0 0 0.0
2023 Q2 801 0 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

6 on file

2020 · 1 incident

August 7, 2020 MN · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer HANDLING OF MATERIALS
Strata Corp · Over-exertion in lifting objects

EE was shoveling underneath a conveyor and EE got a sore back. EE rested over the weekend and Axiom Medical suggested a clinic visit on Monday. EE was then prescribed muscle relaxers.

2016 · 1 incident

April 19, 2016 MN · Metal/Non-Metal prep plant foreman, supervisor, mill plant supervisor, kiln supervisor HANDLING OF MATERIALS
Strata Corp · Over-exertion (Not Elsewhere Classified)

Opening Hood on a service truck and right knee hyper extended.

2015 · 1 incident

June 2, 2015 MN · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
Strata Corp · Struck by falling object

One employee handing a loader tooth to the other employee and the tooth was dropped on the second employee's left foot.

2005 · 1 incident

October 19, 2005 MN · Metal/Non-Metal outside foreman, leadman MACHINERY
Strata Corp · Struck by flying object

Injured employee was walking by an area where other employees were doing a belt splice. A metal fragment flew out from the ginding and entered the injured employee's eye.

2003 · 1 incident

September 15, 2003 MN · Metal/Non-Metal NO VALUE FOUND
Strata Corp · No Value Found

CLEANING BLOCKAGE OF MATERIAL FROM BOTTOM OF CONVEYOR (VIBRATING FEEDER), HIS AWKWARD BODY POSITION CAUSED STRAIN TO LOWER BACK.

2001 · 1 incident

June 13, 2001 MN · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer SLIP OR FALL OF PERSON
Strata Corp · Over-exertion (Not Elsewhere Classified)

EE WAS USING A CHALLENGER 65 TRACTOR AND DISC FOR SITE PREP WORK. GOV OUT OF TRACTOR TO CLEAR IN FRONT OF DISC AND SLIPPED ON A ROCK.