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

Warroad Plant has $23K in proposed MSHA penalties and $0 outstanding across 1 contested dockets, plus health sampling and the full incident record.

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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
59% of proposed penalties paid to date, a $9,300 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2001
35
inspections on record
373
inspection hours
n/a
citations per 100 inspection hours
This rate is recorded citations divided by MSHA inspection hours, per 100 hours. It reflects inspection effort, not mine size or production.
Rate withheld: 373 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.

Warroad Plant has $23K in proposed MSHA penalties and $0 outstanding across 1 contested dockets.

Penalty disposition
Differences between proposed and paid penalties reflect both settlements and conference reductions and amounts still owed. Outstanding is the balance currently owed.
$23K
proposed penalties
$13K
current assessed
$13K
paid to date
$0
outstanding
31 assessments are final orders; 1 contested dockets.
As of the most recent assessment on 2023-11-15.
Source: MSHA assessed-violations and conference/litigation data, updated weekly.
Quarterly safety rates
Citations per million reported employee-hours. Rates begin in 2000, when MSHA's quarterly employment data starts; earlier incidents are counted but cannot be rate-adjusted. Quarters under 100,000 reported hours are greyed: too few hours for a stable rate.
Citations per million employee-hours, as reported to MSHA
Quarter Hours worked Citations S&S Per 1M hrs
2025 Q4 0 0 0
2025 Q3 0 0 0
2025 Q2 0 0 0
2025 Q1 0 0 0
2024 Q4 516 0 0 0.0
2024 Q3 738 0 0 0.0
2024 Q2 4,214 0 0 0.0
2024 Q1 492 0 0 0.0
Show 90 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2023 Q4 3,059 2 0 653.8
2023 Q3 224 0 0 0.0
2023 Q2 801 0 0 0.0
2023 Q1 0 0 0
2022 Q4 450 0 0 0.0
2022 Q3 0 0 0
2022 Q2 0 0 0
2022 Q1 0 0 0
2021 Q4 0 0 0
2021 Q3 0 2 0
2021 Q2 0 0 0
2021 Q1 0 0 0
2020 Q4 327 0 0 0.0
2020 Q3 1,355 0 0 0.0
2020 Q2 1,390 0 0 0.0
2020 Q1 0 0 0
2019 Q4 1,145 0 0 0.0
2019 Q3 443 0 0 0.0
2019 Q2 1,362 0 0 0.0
2019 Q1 0 0 0
2018 Q4 3,030 0 0 0.0
2018 Q3 520 0 0 0.0
2018 Q2 1,021 0 0 0.0
2018 Q1 0 0 0
2017 Q4 440 1 0 2272.7
2017 Q3 143 0 0 0.0
2017 Q2 458 1 0 2183.4
2017 Q1 520 0 0 0.0
2016 Q4 448 0 0 0.0
2016 Q3 576 0 0 0.0
2016 Q2 673 4 2 5943.5
2016 Q1 520 0 0 0.0
2015 Q4 720 0 0 0.0
2015 Q3 2,074 5 1 2410.8
2015 Q2 3,534 2 2 565.9
2015 Q1 500 0 0 0.0
2014 Q4 728 0 0 0.0
2014 Q3 786 0 0 0.0
2014 Q2 565 0 0 0.0
2014 Q1 480 0 0 0.0
2013 Q4 802 0 0 0.0
2013 Q3 1,747 0 0 0.0
2013 Q2 1,568 0 0 0.0
2013 Q1 0 0 0
2012 Q4 399 0 0 0.0
2012 Q3 1,670 1 0 598.8
2012 Q2 3,392 0 0 0.0
2012 Q1 0 0 0
2011 Q3 0 2 0
2011 Q2 435 0 0 0.0
2011 Q1 0 0 0
2010 Q4 0 0 0
2010 Q3 0 0 0
2010 Q2 2,966 1 0 337.2
2010 Q1 0 0 0
2009 Q4 42 0 0 0.0
2009 Q3 833 0 0 0.0
2009 Q2 307 0 0 0.0
2009 Q1 0 0 0
2008 Q4 297 0 0 0.0
2008 Q3 606 0 0 0.0
2008 Q2 1,328 0 0 0.0
2008 Q1 0 0 0
2007 Q4 843 0 0 0.0
2007 Q3 1,503 0 0 0.0
2007 Q2 934 0 0 0.0
2007 Q1 0 0 0
2006 Q4 943 1 0 1060.4
2006 Q3 1,784 0 0 0.0
2006 Q2 1,026 0 0 0.0
2006 Q1 0 0 0
2005 Q4 2,320 1 0 431.0
2005 Q3 2,279 0 0 0.0
2005 Q2 1,377 0 0 0.0
2005 Q1 2,620 0 0 0.0
2004 Q4 3,787 3 3 792.2
2004 Q3 3,076 0 0 0.0
2004 Q2 2,461 0 0 0.0
2004 Q1 0 0 0
2003 Q4 1,895 0 0 0.0
2003 Q3 2,523 1 1 396.4
2003 Q2 0 0 0
2003 Q1 0 0 0
2002 Q4 1,421 0 0 0.0
2002 Q3 3,656 4 0 1094.1
2002 Q2 1,116 0 0 0.0
2002 Q1 103 0 0 0.0
2001 Q4 1,623 0 0 0.0
2001 Q3 4,984 0 0 0.0
2001 Q2 2,423 0 0 0.0
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

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.

For insurers, brokers, and safety consultants

The full compliance file on Warroad Plant

A dated report covering the 26-year penalty trail, line-item violation pattern, contest and docket posture, rate-normalized peer benchmark, and full fatality history. Delivered as a PDF with the underlying data as CSV.