Mining Incidents

Earlham Quarry Metal/Non-Metal

EARLHAM, Madison County, IA  ·  Active
MSHA Mine ID: 1302123

Earlham Quarry has $236K in proposed MSHA penalties and $0 outstanding across 5 contested dockets, plus health sampling and the full incident record.

Watch this mine

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

Fatalities
1
Total incidents
18
Years on record
1986–2025
Latest incident
Jul 2025
Compliance record
MSHA citations since 2000
138
citations
18
significant & substantial
$236,345
proposed penalties
$123,278
paid to date
52% of proposed penalties paid to date, a $113,067 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2000
68
inspections on record
1,205
inspection hours
11.4
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.
138 citations across 1,205 inspection hours.
Source: MSHA inspections data, updated weekly.

Earlham Quarry has $236K in proposed MSHA penalties and $0 outstanding across 5 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.
$236K
proposed penalties
$123K
current assessed
$123K
paid to date
$0
outstanding
137 assessments are final orders; 5 contested dockets.
As of the most recent assessment on 2026-04-14.
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 6,820 0 0 0.0
2025 Q3 6,710 2 0 298.1
2025 Q2 7,613 0 0 0.0
2025 Q1 2,307 0 0 0.0
2024 Q4 6,012 0 0 0.0
2024 Q3 9,063 0 0 0.0
2024 Q2 8,127 2 0 246.1
2024 Q1 2,466 1 0 405.5
Show 96 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2023 Q4 8,000 0 0 0.0
2023 Q3 8,386 0 0 0.0
2023 Q2 8,990 0 0 0.0
2023 Q1 6,996 0 0 0.0
2022 Q4 10,066 6 1 596.1
2022 Q3 11,486 1 0 87.1
2022 Q2 10,098 0 0 0.0
2022 Q1 8,021 3 0 374.0
2021 Q4 9,948 0 0 0.0
2021 Q3 11,131 0 0 0.0
2021 Q2 11,162 2 1 179.2
2021 Q1 7,478 0 0 0.0
2020 Q4 11,288 0 0 0.0
2020 Q3 11,344 0 0 0.0
2020 Q2 11,696 0 0 0.0
2020 Q1 7,786 4 0 513.7
2019 Q4 11,900 3 0 252.1
2019 Q3 13,387 2 1 149.4
2019 Q2 14,035 0 0 0.0
2019 Q1 10,177 2 1 196.5
2018 Q4 14,250 0 0 0.0
2018 Q3 11,541 0 0 0.0
2018 Q2 8,803 2 0 227.2
2018 Q1 4,924 1 0 203.1
2017 Q4 8,632 0 0 0.0
2017 Q3 9,467 0 0 0.0
2017 Q2 9,385 3 0 319.7
2017 Q1 5,450 0 0 0.0
2016 Q4 9,110 4 0 439.1
2016 Q3 10,924 0 0 0.0
2016 Q2 6,960 9 2 1293.1
2016 Q1 4,183 6 0 1434.4
2015 Q4 10,450 0 0 0.0
2015 Q3 10,800 0 0 0.0
2015 Q2 11,421 5 0 437.8
2015 Q1 9,681 0 0 0.0
2014 Q4 10,250 1 0 97.6
2014 Q3 10,810 0 0 0.0
2014 Q2 10,057 0 0 0.0
2014 Q1 7,233 0 0 0.0
2013 Q4 9,863 4 1 405.6
2013 Q3 9,637 0 0 0.0
2013 Q2 8,394 1 0 119.1
2013 Q1 4,188 0 0 0.0
2012 Q4 5,300 3 1 566.0
2012 Q3 8,148 0 0 0.0
2012 Q2 7,852 0 0 0.0
2012 Q1 4,640 4 0 862.1
2011 Q4 8,741 0 0 0.0
2011 Q3 9,922 0 0 0.0
2011 Q2 8,208 1 0 121.8
2011 Q1 4,683 4 0 854.2
2010 Q4 10,458 0 0 0.0
2010 Q3 9,826 0 0 0.0
2010 Q2 8,571 0 0 0.0
2010 Q1 2,763 1 1 361.9
2009 Q4 7,270 6 2 825.3
2009 Q3 7,366 0 0 0.0
2009 Q2 8,030 8 0 996.3
2009 Q1 4,451 3 0 674.0
2008 Q4 10,198 0 0 0.0
2008 Q3 12,653 0 0 0.0
2008 Q2 12,446 0 0 0.0
2008 Q1 7,150 0 0 0.0
2007 Q4 10,986 0 0 0.0
2007 Q3 11,039 0 0 0.0
2007 Q2 11,496 0 0 0.0
2007 Q1 7,056 2 0 283.4
2006 Q4 11,204 0 0 0.0
2006 Q3 12,497 0 0 0.0
2006 Q2 12,443 0 0 0.0
2006 Q1 8,580 0 0 0.0
2005 Q4 10,516 1 0 95.1
2005 Q3 13,906 0 0 0.0
2005 Q2 12,026 0 0 0.0
2005 Q1 9,266 6 0 647.5
2004 Q4 11,220 0 0 0.0
2004 Q3 11,336 0 0 0.0
2004 Q2 10,927 0 0 0.0
2004 Q1 5,258 5 0 950.9
2003 Q4 9,203 0 0 0.0
2003 Q3 11,568 0 0 0.0
2003 Q2 9,326 0 0 0.0
2003 Q1 6,103 3 1 491.6
2002 Q4 7,318 0 0 0.0
2002 Q3 9,024 0 0 0.0
2002 Q2 12,494 4 0 320.2
2002 Q1 503 0 0 0.0
2001 Q4 6,076 0 0 0.0
2001 Q3 8,175 10 5 1223.2
2001 Q2 8,388 0 0 0.0
2001 Q1 4,924 0 0 0.0
2000 Q4 6,455 0 0 0.0
2000 Q3 7,876 8 1 1015.7
2000 Q2 8,861 0 0 0.0
2000 Q1 6,954 0 0 0.0

Fatalities at this mine

1 recorded
March 22, 2016 IA · Metal/Non-Metal outside foreman, leadman Fatality · EXPLOSIVES AND BREAKING AGENTS
Martin Marietta Materials Inc. · Struck by flying object

On March 22, 2016 at approximately 6:35pm an employee was struck by flyrock after a shot was detonated. The employee was sitting inside of a pickup approximately 1,200 feet away from the shot when detonated. This incident resulted in a fatality.

Reportable incidents

17 on file (excluding fatalities above)

2025 · 1 incident

2020 · 1 incident

March 11, 2020 IA · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver OTHER
Martin Marietta Materials Inc. · Bodily reaction, (Not Elsewhere Classified)

EE bent over to pick up a bottle of hydraulic oil and strained back.

2016 · 1 incident

November 14, 2016 IA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
Martin Marietta Materials Inc. · Struck by... (Not Elsewhere Classified)

Employee was trying to move a track off of a CAT D8R Dozer to perform repairs. The tension got tight and the chain slipped off causing the hook on the end to come down and hit the employee in the chin and cutting it. Employee received 4 stitches.

2014 · 1 incident

September 12, 2014 IA · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDTOOLS (NONPOWERED)
Martin Marietta Materials Inc. · Struck by... (Not Elsewhere Classified)

Technician was mounting an oil cooler assembly onto a CAT D400 truck. Had to use a pry bar to help get the cooler mounting bolts lined up with the bolt holes. The pry bar slipped off of the cooler, forcing the tech's left hand to hit the head of another bolt on the machine, lacerating the top of the knuckle on his middle finger. Also, the rain made all of the equipment wet.

2010 · 2 incidents

October 5, 2010 IA · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDTOOLS (NONPOWERED)
Martin Marietta Materials Inc. · Struck by... (Not Elsewhere Classified)

EE cut his left wrist with a utility knife while attempting to cut a patch for a conveyor belt. EE was pushing the knife away from his body but contacted his left wrist when the knife slipped. Resulting laceration severed 3 tendons that required minor surgery to repair.

April 7, 2010 IA · Metal/Non-Metal ledgeman/hand, quarry man HANDLING OF MATERIALS
Martin Marietta Materials Inc. · Over-exertion (Not Elsewhere Classified)

While replacing steering hose on D8R.He was down under floor plates reaching in a bad spot to change a hose, must have over reached pulling muscle. It didn't feel bad at the time so didn't tell supervisor for two days. On Friday arm felt bad and fingers a little numb, went to chriopractor.

2008 · 1 incident

June 16, 2008 IA · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator SLIP OR FALL OF PERSON
Martin Marietta Materials Inc. · Fall from machine

EE was dismounting loader at designated parking area and stepped on side of berm causing him to sprain his ankle. Did not report incident to manager until 06/20/2008.

2006 · 1 incident

October 20, 2006 IA · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer HANDLING OF MATERIALS
Martin Marietta Aggregates · Caught in, under or between (Not Elsewhere Classified)

Employee got his finger between slide bar and spinner pinching his index finger of his left hand. EE thought that he had only damaged his fingernail. A band aid was placed on it and the EE continued to work. EE went to the Doctor on Oct. 26 and was diagnosed with a fracture at the tip of his index finger. No treatment was needed.

2003 · 1 incident

January 29, 2003 IA · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
Martin Marietta Aggregates · Struck by... (Not Elsewhere Classified)

EMPLOYEE WAS USING SAFTEY GLASSES & A FULL FACE SHEILD AT THE TIME. (METAL FRAGMENT IN EYE).

2002 · 1 incident

October 18, 2002 IA · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDTOOLS (NONPOWERED)
Martin Marietta Aggregates · Struck by... (Not Elsewhere Classified)

EE WAS CUTTING A PIECE OF RUBBER FLASHING WIPER OF THE ROAD STONE BIN WHEN THE UTILITY KNIFE SLIPPED CUTTING THE EE'S LEFT FOREARM.

1997 · 1 incident

June 26, 1997 IA · Metal/Non-Metal driller, highwall operator, highwall drill operator HANDLING OF MATERIALS
Martin Marietta Aggregates · Over-exertion in lifting objects

EE WAS LIFTING STANDING PLATFORM ON DRILL. THE PLATFORM HAD MUD ON IT WHICH CAUSED THE EE TO STRAIN HIS LOWER BACK.

1994 · 2 incidents

March 18, 1994 IA · Metal/Non-Metal outside foreman, leadman MACHINERY
Martin Marietta Aggregates · Struck by powered moving object

WHILE CUTTING BRUSH WITH A CHAIN SAW, THE SAW CAUGHT ON A SMALL TREE AND KICKED BACK INTO THE EMPLOYEES LEFT KNEE. THE KNEE REQUIRED 25 SUTURES.

February 22, 1994 IA · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver HANDLING OF MATERIALS
Martin Marietta Aggregates · Over-exertion (Not Elsewhere Classified)

EE RAISED HIS ARMS AND STARTED TO PULL HIMSELF INTO HIS TRUCK WHEN HE FELT SOMETHING IN HIS BACK POP. THIS WAS FOUND TO BE A DISLOCATED RIB.

1993 · 1 incident

March 15, 1993 IA · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver MACHINERY
Martin Marietta Aggregates · Struck by flying object

EMPLOYEE STATED THAT HE GOT SOME LIMESTONE DUST IN HIS EYES WHILE OPERATING A DOZER HE EVIDENTLY RUBBED HIS EYES CAUSING THE CORNEA OF THE RT EYE TO BECOME SCRATCHED HE MISSED THURSDAY MARCH 1 8 TO ALLOW HEALING TO OCCUR

1991 · 1 incident

July 10, 1991 IA · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver MACHINERY
Martin Marietta Aggregates · Caught in, under or between (Not Elsewhere Classified)

ELMPLOYEE STATED HE WAS ATTEMPTING TO REMOVE A ROCK JAMMING THE IMPACT. THE ROCK SLID, PINNING HIS HAND AGAISNT A LINER IN THE IMPACT. THE INJURED RESULTED TO STITCHES TO HIS LEFT INDEX FING ER.

1987 · 1 incident

October 3, 1987 IA · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver SLIP OR FALL OF PERSON
Martin Marietta Aggregates · Fall from machine

EMPLOYEE WAS ST5NDING ON TIRES REMOVING BOLTS FROM FENDER ON PRIMARY HE STEPPED FROM ONE SET OF T IRES TO ANOTHER SET OF TIRES SECOND SET WAS ON AN AIR AXLE THIS SET WAS OFF GROUND & ROLLED CA USING EMPLOYEE 7O FALL TO GROUND RESULTING IN A BRFEAK T O HIS RT.FOREARM

1986 · 1 incident

October 9, 1986 IA · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver MACHINERY
Martin Marietta Aggregates · Struck by... (Not Elsewhere Classified)

EMP WAS TIGHTEN3NG BOLTS ON IMPACTOR V-BELTS GUARD, 1/2" RATCHET SLIPPED OFF OF BOLT STRIKING HIM IN MOUTH. BROKE HALF OF RIGHT UPPER FRONT TOOTH AND CHIPPED LEFT UPPER FRONT TOOTH

For insurers, brokers, and safety consultants

The full compliance file on Earlham 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.