Mining Incidents

Cerne Calcium Co., LLC Metal/Non-Metal

Cerne Calcium Company · Facility
Controlled by Joseph Cerne Sr
Fort Dodge, Webster County, IA  ·  Active
MSHA Mine ID: 1301568

Cerne Calcium Co., LLC has $71K 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
8
Years on record
1984–2024
Latest incident
Jul 2024
Compliance record
MSHA citations since 2000
209
citations
37
significant & substantial
$71,180
proposed penalties
$67,168
paid to date
94% of proposed penalties paid to date, a $4,012 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2000
85
inspections on record
907
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: 907 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.

Cerne Calcium Co., LLC has $71K 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.
$71K
proposed penalties
$67K
current assessed
$67K
paid to date
$0
outstanding
207 assessments are final orders; 1 contested dockets.
As of the most recent assessment on 2025-09-30.
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 7,200 0 0 0.0
2025 Q3 6,920 4 0 578.0
2025 Q2 6,620 0 0 0.0
2025 Q1 6,465 1 0 154.7
2024 Q4 6,945 0 0 0.0
2024 Q3 6,959 0 0 0.0
2024 Q2 6,510 1 0 153.6
2024 Q1 6,678 1 0 149.7
Show 96 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2023 Q4 6,602 0 0 0.0
2023 Q3 7,023 6 2 854.3
2023 Q2 6,509 0 0 0.0
2023 Q1 6,743 3 0 444.9
2022 Q4 6,716 0 0 0.0
2022 Q3 7,115 7 0 983.8
2022 Q2 6,363 0 0 0.0
2022 Q1 6,901 0 0 0.0
2021 Q4 6,459 1 0 154.8
2021 Q3 7,230 0 0 0.0
2021 Q2 6,256 1 0 159.8
2021 Q1 6,703 2 0 298.4
2020 Q4 6,335 0 0 0.0
2020 Q3 7,034 1 0 142.2
2020 Q2 6,194 0 0 0.0
2020 Q1 6,657 1 0 150.2
2019 Q4 6,205 0 0 0.0
2019 Q3 6,874 0 0 0.0
2019 Q2 6,345 0 0 0.0
2019 Q1 6,736 4 1 593.8
2018 Q4 6,141 3 2 488.5
2018 Q3 7,089 0 0 0.0
2018 Q2 6,370 3 0 471.0
2018 Q1 6,370 4 0 627.9
2017 Q4 6,167 0 0 0.0
2017 Q3 6,655 10 2 1502.6
2017 Q2 6,182 0 0 0.0
2017 Q1 5,742 4 1 696.6
2016 Q4 6,112 0 0 0.0
2016 Q3 6,460 10 3 1548.0
2016 Q2 6,056 0 0 0.0
2016 Q1 5,832 0 0 0.0
2015 Q4 6,160 5 1 811.7
2015 Q3 6,542 5 2 764.3
2015 Q2 6,400 0 0 0.0
2015 Q1 6,096 0 0 0.0
2014 Q4 5,612 2 1 356.4
2014 Q3 5,976 0 0 0.0
2014 Q2 5,762 13 4 2256.2
2014 Q1 5,582 16 3 2866.4
2013 Q4 4,650 8 1 1720.4
2013 Q3 5,149 0 0 0.0
2013 Q2 5,942 8 1 1346.3
2013 Q1 4,886 0 0 0.0
2012 Q4 5,036 5 2 992.9
2012 Q3 4,835 0 0 0.0
2012 Q2 4,829 6 3 1242.5
2012 Q1 4,830 0 0 0.0
2011 Q4 4,531 7 1 1544.9
2011 Q3 4,788 4 1 835.4
2011 Q2 4,637 0 0 0.0
2011 Q1 5,904 2 1 338.8
2010 Q4 5,581 0 0 0.0
2010 Q3 5,093 0 0 0.0
2010 Q2 5,384 0 0 0.0
2010 Q1 5,637 1 0 177.4
2009 Q4 5,895 0 0 0.0
2009 Q3 4,999 0 0 0.0
2009 Q2 4,629 4 0 864.1
2009 Q1 5,784 5 0 864.5
2008 Q4 6,062 0 0 0.0
2008 Q3 5,302 0 0 0.0
2008 Q2 4,854 3 0 618.0
2008 Q1 5,276 5 0 947.7
2007 Q4 5,180 0 0 0.0
2007 Q3 5,093 2 0 392.7
2007 Q2 4,864 0 0 0.0
2007 Q1 5,856 7 1 1195.4
2006 Q4 5,911 0 0 0.0
2006 Q3 5,497 1 0 181.9
2006 Q2 5,718 0 0 0.0
2006 Q1 6,005 4 2 666.1
2005 Q4 5,066 0 0 0.0
2005 Q3 4,972 5 0 1005.6
2005 Q2 4,902 0 0 0.0
2005 Q1 4,788 0 0 0.0
2004 Q4 4,796 1 0 208.5
2004 Q3 4,659 0 0 0.0
2004 Q2 4,993 0 0 0.0
2004 Q1 4,956 0 0 0.0
2003 Q4 5,030 3 0 596.4
2003 Q3 4,344 0 0 0.0
2003 Q2 4,587 0 0 0.0
2003 Q1 4,063 0 0 0.0
2002 Q4 4,611 2 0 433.7
2002 Q3 4,163 0 0 0.0
2002 Q2 4,791 6 0 1252.3
2002 Q1 4,144 0 0 0.0
2001 Q4 4,578 2 0 436.9
2001 Q3 4,156 0 0 0.0
2001 Q2 4,799 3 0 625.1
2001 Q1 4,353 0 0 0.0
2000 Q4 4,804 4 2 832.6
2000 Q3 3,954 3 0 758.7
2000 Q2 4,947 0 0 0.0
2000 Q1 4,295 0 0 0.0
No fatalities recorded at this mine.

Reportable incidents

8 on file

2024 · 1 incident

July 12, 2024 IA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech SLIP OR FALL OF PERSON
Cerne Calcium Company · Over-exertion (Not Elsewhere Classified)

Coming down ladder on 972M wheel loader and missed bottom step and right knee twisted and didn't start to hurt till that afternoon. Technician was not using three points of contact.

2008 · 1 incident

November 26, 2008 IA · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator SLIP OR FALL OF PERSON
Cerne Calcium Company · Fall to the walkway or working surface

Employee was watching the digging taking place on the back section of the property, slipped on the ice and fell back, landing on his right shoulder.

2003 · 1 incident

January 21, 2003 IA · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
J M Huber Corp · Caught in, under or between a moving and a stationary object

MAINTENANCE ON FEEDER - STEEL PLATE SHIFTED CAUSING PINCHED FINGERTIPS.

2000 · 1 incident

June 2, 2000 IA · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
J M Huber Corp · Unclassified, insufficient data

UNKNOWN - POSSIBLE ILLNESS RELATED TO NATURAL CAUSES. PENDING DOCTOR'S DIAGNOSIS.

1999 · 1 incident

March 11, 1999 IA · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator OTHER
J M Huber Corp · Over-exertion (Not Elsewhere Classified)

EMPLOYEE SOUGHT TREATMENT FOR A NON WORK RELATEDBACK INJURY. AFTER EMPLOYEE GOT MEDICAL TREATMENT THE EMPLOYEE CHANGED THE INJURY FROM NON-WORK RELATED BACK INJURY TO A WORK RELATED INJURY. THE EMPLOYEE COULD NOT RELATE ANY ACTION OR CAUSE FOR THE ALLEGED INJURY. NOR COULD THE EMPLOYEE GIVE A TIME FOR THIS INJURY TO OCCUR OTHER THAN TO STATE THAT IT HAPPENED DAY BEFORE.

1993 · 1 incident

December 16, 1993 IA · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDTOOLS (NONPOWERED)
J M Huber Corp · Struck by flying object

JOEL WAS USING A 2 LB. HAMMER TO BREAK LOOSE THE OUTSIDE SHOES OF THE CRUSHER WHEN A PIECE OF THE HAMMER HEAD BROKE & STRUCK HIM IN THE MIDDLE OF THE FOREHEAD. ON 12-20-93 JOEL REPORTED THAT A PIECE OF METAL MIGHT STILL BE STUCK IN HIS FOREHEAD.

1989 · 1 incident

April 12, 1989 IA · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
J M Huber Corp · Over-exertion (Not Elsewhere Classified)

HE WAS BAGGING AND LOADING PALLETS WITH BAGS, WHEN HE OVER EXTNDED WHILE PLACING BAGS ON PALLET.

1984 · 1 incident

November 21, 1984 IA · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator SLIP OR FALL OF PERSON
J M Huber Corp · Fall from machine

EMPLOYEE WAS DESCENDING LADDER ON HOPPER RAIL CAR WHEN HE LOST HIS GRIP AND FELL TO GROUND FRACTURING SECOND THIRD AND FOURTH TOES ON RIGHT FOOT.

For insurers, brokers, and safety consultants

The full compliance file on Cerne Calcium Co., LLC

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.