Mining Incidents

Pedersen Quarry Metal/Non-Metal

Humboldt, Humboldt County, IA  ·  Active
MSHA Mine ID: 1302192

Pedersen Quarry has $9K in proposed MSHA penalties and $0 outstanding across 0 contested dockets, plus health sampling and the full incident record.

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Fatalities
0
Total incidents
15
Years on record
1995–2012
Latest incident
Nov 2012
Compliance record
MSHA citations since 2000
78
citations
11
significant & substantial
$9,210
proposed penalties
$9,210
paid to date
100% of proposed penalties paid to date, a $0 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2000
44
inspections on record
497
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: 497 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.

Pedersen Quarry has $9K in proposed MSHA penalties and $0 outstanding across 0 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.
$9K
proposed penalties
$9K
current assessed
$9K
paid to date
$0
outstanding
78 assessments are final orders; 0 contested dockets.
As of the most recent assessment on 2022-03-24.
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 3,084 0 0 0.0
2025 Q3 3,442 0 0 0.0
2025 Q2 4,229 0 0 0.0
2025 Q1 3,334 0 0 0.0
2024 Q4 4,413 0 0 0.0
2024 Q3 4,709 0 0 0.0
2024 Q2 5,131 0 0 0.0
2024 Q1 4,631 0 0 0.0
Show 96 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2023 Q4 5,231 0 0 0.0
2023 Q3 5,551 0 0 0.0
2023 Q2 5,239 0 0 0.0
2023 Q1 5,171 0 0 0.0
2022 Q4 5,322 0 0 0.0
2022 Q3 6,079 0 0 0.0
2022 Q2 5,943 0 0 0.0
2022 Q1 2,044 4 0 1956.9
2021 Q4 6,646 0 0 0.0
2021 Q3 6,751 0 0 0.0
2021 Q2 6,057 0 0 0.0
2021 Q1 1,968 4 0 2032.5
2020 Q4 5,567 0 0 0.0
2020 Q3 6,499 0 0 0.0
2020 Q2 6,996 0 0 0.0
2020 Q1 2,481 0 0 0.0
2019 Q4 6,580 0 0 0.0
2019 Q3 6,836 0 0 0.0
2019 Q2 6,491 2 0 308.1
2019 Q1 2,589 0 0 0.0
2018 Q4 6,505 0 0 0.0
2018 Q3 6,559 0 0 0.0
2018 Q2 3,704 0 0 0.0
2018 Q1 1,102 0 0 0.0
2017 Q4 1,557 0 0 0.0
2017 Q3 1,609 0 0 0.0
2017 Q2 1,483 3 1 2022.9
2017 Q1 1,760 0 0 0.0
2016 Q4 2,951 0 0 0.0
2016 Q3 3,480 2 1 574.7
2016 Q2 3,041 0 0 0.0
2016 Q1 1,798 0 0 0.0
2015 Q4 4,375 0 0 0.0
2015 Q3 6,003 0 0 0.0
2015 Q2 6,655 0 0 0.0
2015 Q1 2,596 2 0 770.4
2014 Q4 6,724 0 0 0.0
2014 Q3 7,983 0 0 0.0
2014 Q2 7,005 3 0 428.3
2014 Q1 2,723 0 0 0.0
2013 Q4 6,640 0 0 0.0
2013 Q3 7,854 0 0 0.0
2013 Q2 7,701 0 0 0.0
2013 Q1 2,108 9 2 4269.4
2012 Q4 5,621 0 0 0.0
2012 Q3 6,247 0 0 0.0
2012 Q2 8,371 0 0 0.0
2012 Q1 1,736 1 0 576.0
2011 Q4 5,025 0 0 0.0
2011 Q3 5,365 0 0 0.0
2011 Q2 8,837 0 0 0.0
2011 Q1 2,560 8 3 3125.0
2010 Q4 4,678 0 0 0.0
2010 Q3 6,093 2 0 328.2
2010 Q2 6,555 0 0 0.0
2010 Q1 1,347 0 0 0.0
2009 Q4 4,473 0 0 0.0
2009 Q3 7,799 0 0 0.0
2009 Q2 7,306 3 0 410.6
2009 Q1 1,931 0 0 0.0
2008 Q4 3,718 0 0 0.0
2008 Q3 8,476 0 0 0.0
2008 Q2 7,630 0 0 0.0
2008 Q1 2,070 0 0 0.0
2007 Q4 5,007 4 0 798.9
2007 Q3 6,256 7 0 1118.9
2007 Q2 6,762 0 0 0.0
2007 Q1 2,017 0 0 0.0
2006 Q4 7,060 0 0 0.0
2006 Q3 5,951 5 0 840.2
2006 Q2 6,550 0 0 0.0
2006 Q1 1,796 0 0 0.0
2005 Q4 5,600 0 0 0.0
2005 Q3 7,473 0 0 0.0
2005 Q2 6,441 0 0 0.0
2005 Q1 3,962 0 0 0.0
2004 Q4 2,449 0 0 0.0
2004 Q3 5,373 0 0 0.0
2004 Q2 5,046 2 1 396.4
2004 Q1 1,751 0 0 0.0
2003 Q4 3,024 0 0 0.0
2003 Q3 5,302 5 2 943.0
2003 Q2 4,926 0 0 0.0
2003 Q1 2,822 0 0 0.0
2002 Q4 5,522 0 0 0.0
2002 Q3 6,485 0 0 0.0
2002 Q2 7,772 0 0 0.0
2002 Q1 2,687 0 0 0.0
2001 Q4 6,360 1 0 157.2
2001 Q3 5,813 0 0 0.0
2001 Q2 5,828 0 0 0.0
2001 Q1 1,937 0 0 0.0
2000 Q4 4,352 9 0 2068.0
2000 Q3 6,392 0 0 0.0
2000 Q2 6,120 0 0 0.0
2000 Q1 2,948 2 1 678.4
No fatalities recorded at this mine.

Reportable incidents

15 on file

2012 · 1 incident

November 11, 2012 IA · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver POWERED HAULAGE
Martin Marietta Materials Inc. · Struck by falling object

Employee was operating the skid loader and it made contact with an overhead conveyor. ROPES dislodged and came down and landed on the employee's left leg causing a break to his fibula bone.

2008 · 1 incident

November 24, 2008 IA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Martin Marietta Materials Inc. · Caught in, under or between a moving and a stationary object

Employee was doing routine winter maintenance on a skid loader. Employee raised the radiator to access the winter engine heater and the hydraulic cylinder that holds the radiator up malfunctioned. This allowed the radiator to drop and pinched the employee's left hand. Employee received 6 stitches on the top of his left hand and has a fractured left thumb.

2007 · 1 incident

June 13, 2007 IA · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator SLIP OR FALL OF PERSON
Martin Marietta Materials Inc. · Fall to the walkway or working surface

Employee was walking to the office and tripped on a rock. He put his hand out to break his fall and landed on his right knuckles resulting in a fractured bone.

2004 · 2 incidents

September 23, 2004 IA · Metal/Non-Metal coal/ore shovel operator, shoveler, power shoveler OTHER
Martin Marietta Aggregates Of Iowa Inc · (Not Elsewhere Classified)

audiological testing STS - possible recordable. Retest scheduled for 9/23 -- awaiting result. (10/4/04 review of 9/23 report: retest shows hearing loss not confirmed.)

September 23, 2004 IA · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver OTHER
Martin Marietta Aggregates Of Iowa Inc · (Not Elsewhere Classified)

audiological testing STS - possible recordable. Retest scheduled for 9/23 -- awaiting result. (10/4/04 review of 9/23 report: retest shows hearing loss not confirmed.)

2001 · 1 incident

April 2, 2001 IA · Metal/Non-Metal truck driver HANDTOOLS (NONPOWERED)
Martin Marietta Aggregates Of Iowa Inc · Struck by... (Not Elsewhere Classified)

EE WAS CUTTING A 6" EATER PUMPER RUBBER HOSE WITH HIS PERSONAL KNIFE. THE EE WAS PULLING THE KNIFE TOWARD HIMSELF WHEN IT SLIPPED AND STABBED HIS LEFT KNEE.

2000 · 1 incident

December 19, 2000 IA · Metal/Non-Metal weighman, scale person SLIP OR FALL OF PERSON
Martin Marietta Aggregates Of Iowa Inc · Fall onto or against objects

EE EXITED OFFICE TO GET MAIL SLIPPED ON ICE IN FRONT OF OFFICE & LANDED ON HER BACK. APPARENTLY SHE HIT HER HEAD BECAUSE SHE SUFFRED A SLIGHT CONCUSSION

1999 · 1 incident

May 7, 1999 IA · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator HANDTOOLS (NONPOWERED)
Martin Marietta Aggregates Of Iowa Inc · Struck by... (Not Elsewhere Classified)

EE WAS WORKING ON HEAD PULLY THAT WAS STANDING ON END. ON THE TOP END OF THIS HEAD PULLY HE HADLAID A SLEDGE HAMMER. THE HEAD PULLEY STARTED TOTIP OVER THE EE GRABBED FOR IT AND AS THE HAMMER SLID OVER ON THE END OF THE HEAD PULLEY & STRUCKHIS THUMB

1997 · 2 incidents

June 23, 1997 IA · Metal/Non-Metal drill operator MACHINERY
Martin Marietta Aggregates Of Iowa Inc · Struck by falling object

DRILL OPERATOR WAS GOING TO HOOK ROTOR HEAD TO CORE BARREL WHE HE BUMPED ROTER LEVER AND THE CORE BARREL DROPPED ON THE EMPLOYEE HAND. EMPLOYEE DID NOT HAVE ON GLOVES.

1996 · 2 incidents

October 26, 1996 IA · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
Giese Construction Company Inc · Struck by falling object

HE WAS RUNNING CRUSHER A LARGE ROCK PLUGGED IT UP. HE REACHED UP TO PULL IT OUT AND ROCKS BEHIND IT CAME DOWN AND INJURED HAND.

February 15, 1996 IA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Giese Construction Company Inc · Struck by falling object

REMOVING A BLOCK OF WOOD DURING REPAIR. CHAIN SLIPPED LETTING CYLINDER FALL. NO BROKEN BONES. WILL HAVE SURGERY TO REPAIR TENDONS.

1995 · 3 incidents

February 24, 1995 IA · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator HANDTOOLS (NONPOWERED)
Giese Construction Company Inc · Struck by... (Not Elsewhere Classified)

EMPLOYEE CUTTING A BELT WITH RAZOR KNIFE AND THE BLADE BROKE. CUTTING THE END OF THE RIGHT THUMB.

February 13, 1995 IA · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator OTHER
Giese Construction Company Inc · Over-exertion (Not Elsewhere Classified)

AGGRAVATED PREIOUS INJURY WHICH OCCURRED IN 1993 DUE TO CONTINUED USE OF LEG.

For insurers, brokers, and safety consultants

The full compliance file on Pedersen 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.