Mining Incidents

Iron Mountain Quarry Metal/Non-Metal

Bothell, Snohomish County, WA  ·  Active
MSHA Mine ID: 4503175

Iron Mountain Quarry has $154K in proposed MSHA penalties and $10K outstanding across 20 contested dockets, plus health sampling and the full incident record.

Watch this mine

Email me when a new MSHA incident is filed at Iron Mountain Quarry.

Fatalities
0
Total incidents
33
Years on record
1990–2025
Latest incident
Mar 2025
Compliance record
MSHA citations since 2000
319
citations
69
significant & substantial
$153,726
proposed penalties
$116,966
paid to date
76% of proposed penalties paid to date, a $36,760 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2000
87
inspections on record
1,982
inspection hours
16.1
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.
319 citations across 1,982 inspection hours.
Source: MSHA inspections data, updated weekly.

Iron Mountain Quarry has $154K in proposed MSHA penalties and $10K outstanding across 20 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.
$154K
proposed penalties
$127K
current assessed
$117K
paid to date
$10K
outstanding
302 assessments are final orders; 20 contested dockets.
As of the most recent assessment on 2026-03-05.
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 13,522 0 0 0.0
2025 Q3 14,139 0 0 0.0
2025 Q2 12,042 3 0 249.1
2025 Q1 12,452 3 0 240.9
2024 Q4 14,089 0 0 0.0
2024 Q3 14,832 0 0 0.0
2024 Q2 13,305 3 0 225.5
2024 Q1 25,544 17 4 665.5
Show 96 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2023 Q4 13,148 0 0 0.0
2023 Q3 13,856 6 2 433.0
2023 Q2 12,214 10 2 818.7
2023 Q1 14,077 0 0 0.0
2022 Q4 11,311 0 0 0.0
2022 Q3 13,381 0 0 0.0
2022 Q2 12,432 11 4 884.8
2022 Q1 13,611 0 0 0.0
2021 Q4 12,364 0 0 0.0
2021 Q3 13,810 0 0 0.0
2021 Q2 12,359 10 3 809.1
2021 Q1 13,987 0 0 0.0
2020 Q4 11,378 10 3 878.9
2020 Q3 13,651 0 0 0.0
2020 Q2 15,873 3 0 189.0
2020 Q1 13,361 0 0 0.0
2019 Q4 14,181 2 0 141.0
2019 Q3 11,417 0 0 0.0
2019 Q2 15,065 0 0 0.0
2019 Q1 11,217 4 0 356.6
2018 Q4 16,419 0 0 0.0
2018 Q3 12,847 10 2 778.4
2018 Q2 14,669 0 0 0.0
2018 Q1 11,908 0 0 0.0
2017 Q4 14,914 12 4 804.6
2017 Q3 13,835 0 0 0.0
2017 Q2 15,817 9 2 569.0
2017 Q1 13,837 0 0 0.0
2016 Q4 16,415 12 4 731.0
2016 Q3 14,020 4 1 285.3
2016 Q2 16,319 0 0 0.0
2016 Q1 12,361 17 6 1375.3
2015 Q4 15,172 0 0 0.0
2015 Q3 13,537 4 0 295.5
2015 Q2 13,613 0 0 0.0
2015 Q1 12,452 2 1 160.6
2014 Q4 11,557 0 0 0.0
2014 Q3 12,068 4 0 331.5
2014 Q2 10,527 0 0 0.0
2014 Q1 9,241 0 0 0.0
2013 Q4 10,337 0 0 0.0
2013 Q3 13,670 1 0 73.2
2013 Q2 9,567 0 0 0.0
2013 Q1 9,811 3 0 305.8
2012 Q4 8,405 0 0 0.0
2012 Q3 10,592 3 0 283.2
2012 Q2 8,462 0 0 0.0
2012 Q1 8,629 3 1 347.7
2011 Q4 8,366 0 0 0.0
2011 Q3 9,800 0 0 0.0
2011 Q2 7,660 1 0 130.5
2011 Q1 7,906 4 1 505.9
2010 Q4 9,251 0 0 0.0
2010 Q3 12,099 0 0 0.0
2010 Q2 11,232 0 0 0.0
2010 Q1 12,472 4 0 320.7
2009 Q4 11,359 13 3 1144.5
2009 Q3 12,929 7 1 541.4
2009 Q2 13,592 0 0 0.0
2009 Q1 12,685 5 1 394.2
2008 Q4 13,025 0 0 0.0
2008 Q3 17,448 10 1 573.1
2008 Q2 18,805 0 0 0.0
2008 Q1 15,522 7 0 451.0
2007 Q4 19,354 0 0 0.0
2007 Q3 16,087 8 3 497.3
2007 Q2 18,618 0 0 0.0
2007 Q1 14,039 4 0 284.9
2006 Q4 15,195 0 0 0.0
2006 Q3 13,288 12 1 903.1
2006 Q2 16,474 8 6 485.6
2006 Q1 14,468 5 2 345.6
2005 Q4 18,113 0 0 0.0
2005 Q3 14,647 0 0 0.0
2005 Q2 17,190 0 0 0.0
2005 Q1 14,352 5 0 348.4
2004 Q4 16,018 0 0 0.0
2004 Q3 10,165 8 3 787.0
2004 Q2 12,019 0 0 0.0
2004 Q1 11,455 5 0 436.5
2003 Q4 11,853 0 0 0.0
2003 Q3 13,548 1 0 73.8
2003 Q2 10,524 6 1 570.1
2003 Q1 9,039 4 1 442.5
2002 Q4 10,348 0 0 0.0
2002 Q3 10,260 4 2 389.9
2002 Q2 8,410 5 1 594.5
2002 Q1 8,460 0 0 0.0
2001 Q4 7,952 0 0 0.0
2001 Q3 7,757 0 0 0.0
2001 Q2 7,830 4 0 510.9
2001 Q1 8,918 2 0 224.3
2000 Q4 9,109 0 0 0.0
2000 Q3 2,119 17 3 8022.7
2000 Q2 9,957 0 0 0.0
2000 Q1 11,037 0 0 0.0
No fatalities recorded at this mine.

Reportable incidents

33 on file

2025 · 1 incident

March 18, 2025 WA · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman POWERED HAULAGE
Iron Mountain Quarry LLC · Caught in, under or between running or meshing objects

Haul truck driver got out of truck to track a conveyor belt was using a hammer to hit return roller bracket got EE's hand sucked through return roller. Lost fingernail & scraped up hand was result.

2019 · 1 incident

August 16, 2019 WA · Metal/Non-Metal drill operator HANDTOOLS (NONPOWERED)
Iron Mountain Quarry LLC · Struck against stationary object

Assisting mechanic repairing haul truck. Loosening a bolt, slipped, and cut right index finger. Three stitches required.

2018 · 2 incidents

October 16, 2018 WA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Iron Mountain Quarry LLC · Struck against stationary object

Employee was handling a 4x4 dunnage and got a wood splinter in the palm of right hand. Employee pulled out splinter, but may not have gotten the entire splinter out. A week later employee went to doctor with what appears to be an infection the area.

August 1, 2018 WA · Metal/Non-Metal drill operator EXPLODING VESSELS UNDER PRESSURE
Iron Mountain Quarry LLC · Struck by flying object

We had a hose failure outside the back of the cab of our DM45 drill that broke out corner of cab window and sent some small glass fragments into the right cheek area and left forearm of the drill operator.

2017 · 3 incidents

November 5, 2017 WA · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver MACHINERY
Iron Mountain Quarry LLC · Struck by flying object

The individual was using a track drill on some boulders to make room for our new tunnel and while drilling was struck on the ankle/heel with a rock from drilling area.

September 18, 2017 WA · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman POWERED HAULAGE
Iron Mountain Quarry LLC · Caught in, under or between a moving and a stationary object

Cone feed belt was jammed so EE removed the guard after locking out and EE dug the rocks out of the tail pulley. It freed the stuck belt up and it rolled backwards catching EE's pry bar and EE's right hand.

May 1, 2017 WA · Metal/Non-Metal welder (non-shop) SLIP OR FALL OF PERSON
Iron Mountain Quarry LLC · Fall from machine

Individual was exiting cab of P&H crane and caught right foot in the process of climbing down and then fell to the ground.

2016 · 3 incidents

August 8, 2016 WA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
Iron Mountain Quarry LLC · Caught in, under or between a moving and a stationary object

Individual was a mechanic that was trying to loosen a nut on piece of equipment and EE's forefinger got between hammer and wrench causing injury.

August 5, 2016 WA · Metal/Non-Metal water truck operator SLIP OR FALL OF PERSON
Iron Mountain Quarry LLC · Fall onto or against objects

Individual was fueling up D8 Dozer and finished fueling and was climbing down from dozer with fuel hose in hand and slipped and fell.

May 25, 2016 WA · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman POWERED HAULAGE
Iron Mountain Quarry LLC · Struck against a moving object

Employee was driving GMC fuel truck down haul road when cab locking mechanism failed and cab tilted forward and hit the ground while moving and driver used brakes to stop truck. Driver was wearing seatbelt.

2015 · 2 incidents

December 31, 2015 WA · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver SLIP OR FALL OF PERSON
Iron Mountain Quarry LLC · Struck by... (Not Elsewhere Classified)

Conditions were clear & cold w/below freezing temps @27 degrees. Subject reached overhead to pull slack out of come-a-long and his footing slipped and fell backwards with hard hat falling off. As come-a-long came unattached hitting subject in head.

December 29, 2015 WA · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman MACHINERY
Iron Mountain Quarry LLC · Struck by... (Not Elsewhere Classified)

Was working overhead with a grinder & welder. Debris from grinding on forehead and when individual stood up, it worked it's way into subject's eyes behind his safety glasses.

2014 · 1 incident

September 30, 2014 WA · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver SLIP OR FALL OF PERSON
Iron Mountain Quarry LLC · Fall onto or against objects

EE was installing new screens on screen #5 and reached out to grab a new screen and his feet slipped and his mid section landed against the spray bar.

2010 · 1 incident

June 18, 2010 WA · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDTOOLS (NONPOWERED)
Iron Mountain Quarry LLC · Struck by... (Not Elsewhere Classified)

Doing belt work cutting with a box knife.

2006 · 1 incident

2005 · 2 incidents

January 27, 2005 WA · Metal/Non-Metal drill operator MACHINERY
Iron Mountain Quarry LLC · Struck against stationary object

Employee was drilling short holes; centralizer latch popped out of place so driller kicked it back into place with the heel of his left foot, resulting in a torn Achilles tendon.

2004 · 1 incident

September 8, 2004 WA · Metal/Non-Metal drill operator SLIP OR FALL OF PERSON
Iron Mountain Quarry LLC · Fall from machine

Thw worker was washing the truck scale after starting the power washer he climbed over to the side of the scale and fell to the ground.

2001 · 1 incident

December 5, 2001 WA · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDTOOLS (NONPOWERED)
Iron Mountain Quarry LLC · Struck by... (Not Elsewhere Classified)

USING A COMEALONG TO PUT IN A RETURN ROLLER. COMEALONG SLIPPED AND HIT EE IN THE NOSE.

1997 · 1 incident

December 16, 1997 WA · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator SLIP OR FALL OF PERSON
Iron Mountain Quarry LLC · Fall from ladders

EMPLOYEE POSITIONED LADDER TO ASSIST IN CRUSHER JAM MAINTENANCE LADDER SLIPPED THROWING EMPLOYEE AGAINST DIE BLOCKS INJURING RIGHT RIB CAGE EPLOYEE SOUGHT OWN MEDICAL ATTENTION.

1996 · 3 incidents

August 14, 1996 WA · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman POWERED HAULAGE
Iron Mountain Quarry LLC · Fall from machine

A EUCLID WATER TRUCK WAS BEING USED TO WATER THE HAUL ROAD LEADING TO THE UPPER PLANT WHEN IT STALLED, ROLLED BACKWARD INTO A BERM & OVERTURNED. THE DRIVER OF THE WATER TRUCK STATED HE BECAME VERY EXCITED & REMOVED, SEATBELT, JUMPED FROM THE TRUCK. HE SUSTAINED SERIOUS INJURIES TO SHOULDER, WRIST & ANKLE.

August 7, 1996 WA · Metal/Non-Metal superintendent POWERED HAULAGE
Iron Mountain Quarry LLC · Struck against a moving object

I WAS GOING DOWN THE HALLROUD AT THE END OF THE DAY CAME AROUND THE CORNER AND A DUMP TRUCK WAR COMEING UP ON ME SIDE OF THE ROAD TRIED TO GO AROUND THE OTHER SIDE AN DHIT THE FRONT OF THE TRU CK.

June 13, 1996 WA · Metal/Non-Metal blaster, shooter, shotfirer, explosive worker, powder gang/monkey POWERED HAULAGE
Iron Mountain Quarry LLC · Caught in, under or between running or meshing objects

AUGER ON TRUCK CLOGGED UP. DRIVER UNCLOGGED IT AND WAS SWEEPING THE AN AWAY FROM THE DOOR WHEN THE AUGER STARTED UP. IT CAUGHT HIS GLOVE AND PULLED IT AND HIS HAND TOWARD THE AUGER. EMP GOT CU TS AND A PUNCTURE WOUND FROM THIS.

1994 · 1 incident

March 24, 1994 WA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech FIRE
Iron Mountain Quarry LLC · Contact with hot objects or substances

EE TRIED TO DRY HIMSELF USING A WEEDBURNER. HIS COVERALLS CAUGHT FIRE. EE BURNED HIMSELF, CAUSING INJURY TO 30% BACK OF BOTH LEGS (1ST-2ND DEGREE BURNS)

1993 · 1 incident

July 5, 1993 WA · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator SLIP OR FALL OF PERSON
Iron Mountain Quarry LLC · Fall onto or against objects

SLIPPED & FELL STRIKING R KNEE ON BOLT.

1992 · 2 incidents

December 28, 1992 WA · Metal/Non-Metal drill operator MACHINERY
Iron Mountain Quarry LLC · Struck by flying object

WHEN STARTING 1300 JOY AIR COMPRESSOR SMALL CLUNK OF LOOSE DEBRIS FLEW INTO LEFT EYE.

March 21, 1992 WA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech MACHINERY
Iron Mountain Quarry LLC · Struck by flying object

USING DIE GRINDER WITH A SANDING DISC CLEANING RUST AND BEARING BORE FOREIGN OBJECT GOT IN LEFT EYE.

1991 · 4 incidents

September 20, 1991 WA · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver POWERED HAULAGE
Iron Mountain Quarry LLC · Fall from machine

DRIVER DETERMINED THAT ELECTRA HAUL (OFF ROAD TRUCK) WAS IN DANGER OFF OVERTURNING ON AN INCLINE. THE DRIVER THEN JUMPED FROM THE TRUCK-LANDING ON THE GROUND-CAUSING SHOULDER INJURY-TRUCK DID NOT OVERTURN, CAME TO COMPLETE STOP.

August 28, 1991 WA · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDTOOLS (NONPOWERED)
Iron Mountain Quarry LLC · Struck by flying object

BREAKING OUT ROCKS FROM GIZZLY BARS WITH SLEDGE HAMMER ROCK CHIP BROKE OFF STRUCK RIGHT EYE CAUSING SWELLING BLURRED VISION SWELLING TORE RTINA CAUSED BLEEDING ON INSIDE OF EYE.

August 14, 1991 WA · Metal/Non-Metal drill operator MACHINERY
Iron Mountain Quarry LLC · Struck by... (Not Elsewhere Classified)

BACKING UP DRILL CABLE CAUGHT THE TRACKS SNAPPED BACK HITTING ACCROSS THE THROAT

February 7, 1991 WA · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator SLIP OR FALL OF PERSON
Iron Mountain Quarry LLC · Fall to the walkway or working surface

EE TRIPPED OVER A ROCK AND FELL DOWN DISLOCATING HIS LEFT THUMB.

1990 · 2 incidents

November 9, 1990 WA · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
Iron Mountain Quarry LLC · Struck by falling object

ROCK FELL FROM HOPPER,HIT RIGHT SHOULDER CAUSED SWELLING MISSED 1 DAY OF WORK.

For insurers, brokers, and safety consultants

The full compliance file on Iron Mountain Quarry

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.