Mining Incidents

Prescott Valley Pit Metal/Non-Metal

Arrowhead Materials · Surface
Controlled by McCormick Inc
Prescott Vally, Yavapai County, AZ  ·  Active
MSHA Mine ID: 0202135

Prescott Valley Pit has $14K in proposed MSHA penalties and $0 outstanding across 3 contested dockets, plus health sampling and the full incident record.

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Fatalities
0
Total incidents
44
Years on record
1990–2012
Latest incident
May 2012
Compliance record
MSHA citations since 2000
144
citations
19
significant & substantial
$14,281
proposed penalties
$14,092
paid to date
99% of proposed penalties paid to date, a $189 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2000
75
inspections on record
876
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: 876 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.

Prescott Valley Pit has $14K in proposed MSHA penalties and $0 outstanding across 3 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.
$14K
proposed penalties
$14K
current assessed
$14K
paid to date
$0
outstanding
136 assessments are final orders; 3 contested dockets.
As of the most recent assessment on 2025-10-15.
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 6,468 1 0 154.6
2025 Q3 6,191 0 0 0.0
2025 Q2 7,105 2 1 281.5
2025 Q1 6,611 0 0 0.0
2024 Q4 6,400 0 0 0.0
2024 Q3 5,847 0 0 0.0
2024 Q2 5,561 0 0 0.0
2024 Q1 5,000 0 0 0.0
Show 96 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2023 Q4 5,117 0 0 0.0
2023 Q3 5,685 0 0 0.0
2023 Q2 6,161 0 0 0.0
2023 Q1 4,795 0 0 0.0
2022 Q4 5,520 0 0 0.0
2022 Q3 5,877 8 1 1361.2
2022 Q2 5,115 0 0 0.0
2022 Q1 4,617 0 0 0.0
2021 Q4 4,022 0 0 0.0
2021 Q3 4,070 0 0 0.0
2021 Q2 4,213 1 0 237.4
2021 Q1 3,828 0 0 0.0
2020 Q4 5,963 0 0 0.0
2020 Q3 6,649 0 0 0.0
2020 Q2 4,147 2 0 482.3
2020 Q1 3,370 2 0 593.5
2019 Q4 3,584 0 0 0.0
2019 Q3 4,366 0 0 0.0
2019 Q2 4,432 2 0 451.3
2019 Q1 3,927 0 0 0.0
2018 Q4 4,031 2 0 496.2
2018 Q3 3,894 0 0 0.0
2018 Q2 3,928 0 0 0.0
2018 Q1 3,687 0 0 0.0
2017 Q4 3,727 1 0 268.3
2017 Q3 4,219 0 0 0.0
2017 Q2 4,289 2 0 466.3
2017 Q1 3,519 0 0 0.0
2016 Q4 3,532 0 0 0.0
2016 Q3 3,639 0 0 0.0
2016 Q2 3,520 0 0 0.0
2016 Q1 3,395 3 0 883.7
2015 Q4 2,800 0 0 0.0
2015 Q3 3,297 0 0 0.0
2015 Q2 3,069 1 0 325.8
2015 Q1 2,989 8 1 2676.5
2014 Q4 2,740 0 0 0.0
2014 Q3 2,893 3 0 1037.0
2014 Q2 2,693 0 0 0.0
2014 Q1 3,433 2 0 582.6
2013 Q4 3,259 0 0 0.0
2013 Q3 3,395 0 0 0.0
2013 Q2 3,647 0 0 0.0
2013 Q1 3,040 0 0 0.0
2012 Q4 3,086 1 0 324.0
2012 Q3 3,281 0 0 0.0
2012 Q2 3,243 4 0 1233.4
2012 Q1 2,709 0 0 0.0
2011 Q4 3,037 0 0 0.0
2011 Q3 4,045 0 0 0.0
2011 Q2 3,479 2 0 574.9
2011 Q1 3,093 0 0 0.0
2010 Q4 3,224 0 0 0.0
2010 Q3 4,305 0 0 0.0
2010 Q2 3,269 2 1 611.8
2010 Q1 2,895 0 0 0.0
2009 Q4 3,593 1 0 278.3
2009 Q3 3,962 0 0 0.0
2009 Q2 4,353 5 1 1148.6
2009 Q1 4,739 0 0 0.0
2008 Q4 5,174 3 0 579.8
2008 Q3 8,333 0 0 0.0
2008 Q2 6,700 0 0 0.0
2008 Q1 5,668 1 0 176.4
2007 Q4 6,653 0 0 0.0
2007 Q3 7,737 0 0 0.0
2007 Q2 8,403 0 0 0.0
2007 Q1 8,429 0 0 0.0
2006 Q4 8,517 0 0 0.0
2006 Q3 8,900 0 0 0.0
2006 Q2 9,259 1 0 108.0
2006 Q1 8,554 6 1 701.4
2005 Q4 8,886 0 0 0.0
2005 Q3 9,697 4 0 412.5
2005 Q2 11,886 0 0 0.0
2005 Q1 9,904 0 0 0.0
2004 Q4 9,564 2 0 209.1
2004 Q3 8,864 8 1 902.5
2004 Q2 8,292 0 0 0.0
2004 Q1 7,189 0 0 0.0
2003 Q4 8,282 25 2 3018.6
2003 Q3 7,760 0 0 0.0
2003 Q2 6,325 0 0 0.0
2003 Q1 7,685 10 2 1301.2
2002 Q4 8,663 0 0 0.0
2002 Q3 9,720 9 4 925.9
2002 Q2 8,433 0 0 0.0
2002 Q1 10,078 0 0 0.0
2001 Q4 8,562 0 0 0.0
2001 Q3 10,274 4 1 389.3
2001 Q2 13,339 0 0 0.0
2001 Q1 9,089 0 0 0.0
2000 Q4 8,640 6 3 694.4
2000 Q3 10,140 0 0 0.0
2000 Q2 8,200 0 0 0.0
2000 Q1 7,980 2 0 250.6
No fatalities recorded at this mine.

Reportable incidents

44 on file

2012 · 1 incident

May 7, 2012 AZ · Metal/Non-Metal assayer, geologist, metallurgist, engineer, engineer management SLIP OR FALL OF PERSON
Arrowhead Materials · Over-exertion (Not Elsewhere Classified)

Employee slipped when stepping off the lower rung of ladder when checking belt line conveyor. The slip happened at ground level causing employee to twist knee.

2011 · 2 incidents

March 21, 2011 AZ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Arrowhead Materials · Over-exertion in pulling or pushing objects

Glove was caught on a moving beam that was being set to support an auger at wash plant. He pulled away and injured shoulder. Employee felt like he had pulled his shoulder and needed to be seen by a doctor. He was seen and was back to work same day.

February 28, 2011 AZ · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer HANDLING OF MATERIALS
Arrowhead Materials · Caught in, under or between a moving and a stationary object

Two employees were moving steel I-beams and one smashed the tip of his right ring finger.

2006 · 1 incident

October 19, 2006 AZ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Arrowhead Materials · Struck by falling object

Employee was working on a wash plant material chute. When he was finished he was climbing out and a piece of dirt fell into his right eye under his safety glasses.

2005 · 2 incidents

June 16, 2005 AZ · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman OTHER
Arrowhead Materials · Absorption of radiations, caustics, toxic and noxious substances

BEE STING TO WRIST.

March 18, 2005 AZ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Arrowhead Materials · Struck by falling object

Taking apart Duracell and a piece of rock fell into eye.

2004 · 1 incident

October 27, 2004 AZ · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator HANDLING OF MATERIALS
Arrowhead Materials · Struck by... (Not Elsewhere Classified)

Cleaning permanent magnet over conveyor belt & was poked by rusty piece of wire about 1/2" deep on right arm

2003 · 3 incidents

August 27, 2003 AZ · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDTOOLS (NONPOWERED)
Earth Products Concrete & Materials · Struck by... (Not Elsewhere Classified)

CUTTING SHIELD OFF OF AN ELECTRICAL WIRE & KNIFE SLIPPED & CUT ACROSS PALM OF HAND.

June 20, 2003 AZ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Flintstone Industries Inc · Struck against stationary object

SERVICING DOZER, LOOSENING OIL FILL PLUG WHEN PLUG BROKE LOOSE AND HAD HIT TRACK FRAME.

January 31, 2003 AZ · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
Flintstone Industries Inc · Caught in, under or between a moving and a stationary object

CLEANING UP AROUND SHOP, LOADING A SCRAP CUTTING EDGE INTO LOADER BUCKET, AND DROPPED IT SMASHING FINGER BETWEEN CUTTING EDGE AND LOADER BUCKET.

2002 · 1 incident

October 14, 2002 AZ · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator SLIP OR FALL OF PERSON
Flintstone Industries Inc · Fall to lower level, (Not Elsewhere Classified)

INSTALLING GUARDS HE STEPPED IN AN UNPROTECTED HOLE WITH RIGHT FOOT & TWISTED IT. HEARD POPPING & WORKED UNTIL 3:00 WHEN IT BECAME TOO PAINFUL. TOLD SOMEONE HE WAS GOING TO SOAK IT IN ICE BUT NEVER MADE IT BACK TO WORK.

2001 · 3 incidents

September 19, 2001 AZ · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator MACHINERY
Flintstone Industries Inc · Struck by falling object

LARGE ROCK CAME OUT OF CRUSHER & STRUCK EE ON THE HEAD & SHOULDER.

April 3, 2001 AZ · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDTOOLS (NONPOWERED)
Flintstone Industries Inc · Struck by... (Not Elsewhere Classified)

EMPLOYEE SPLIT HIS LIP WITH A WRENCH.

2000 · 5 incidents

May 17, 2000 AZ · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator MACHINERY
Flintstone Industries Inc · Flash burns (welding)

EMPLOYEE RECEIVED A BURN FROM A TORCH WITH WHICHHE WAS CUTTING STEEL.

1999 · 3 incidents

August 27, 1999 AZ · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator SLIP OR FALL OF PERSON
Flintstone Industries Inc · Fall from machine

WAS CLEANING AIR FILTER IN GINSET STEPPED BACK TO GET DOWN, LOST FOOTING, & FELL LANDING ON RIGHT SHOULDER

August 2, 1999 AZ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Flintstone Industries Inc · Over-exertion (Not Elsewhere Classified)

WAS WORKING UNDER A 980C AND WHEN I GOT OUT MY KNEE POPPED OUT OF PLACE. I GOT IT TO POP BACK IN PLACE.

July 8, 1999 AZ · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman SLIP OR FALL OF PERSON
Flintstone Industries Inc · Fall to the walkway or working surface

IT HAD JUST RAINED & THE GROUND WAS WET WALKED & SLIPPED ON WET GROUND

1998 · 2 incidents

August 24, 1998 AZ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
Flintstone Industries Inc · Struck by... (Not Elsewhere Classified)

DOING MAINTENANCE WORK WITH PLIERS, BROKE TOOTH.

January 20, 1998 AZ · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator POWERED HAULAGE
Flintstone Industries Inc · Struck by... (Not Elsewhere Classified)

-NO REPORT-

1997 · 2 incidents

September 4, 1997 AZ · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer HANDTOOLS (NONPOWERED)
Flintstone Industries Inc · Over-exertion in pulling or pushing objects

CLEANING DIRT OUT OF LOADER BUCKET WITH SHOVEL.

August 4, 1997 AZ · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator SLIP OR FALL OF PERSON
Flintstone Industries Inc · Over-exertion (Not Elsewhere Classified)

INDIVIDUAL WAS STEPPING OFF A TRAILER AND TWISTED ANKLE.

1996 · 5 incidents

May 22, 1996 AZ · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator OTHER
Flintstone Industries Inc · Struck by flying object

WIND BLEW OBJECT INTO RIGHT EYE AT OPERATORS WASH PLANT.

May 14, 1996 AZ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech SLIP OR FALL OF PERSON
Flintstone Industries Inc · Fall onto or against objects

EMPLOYEE WAS WALKING, SLIPPED AND FELL.

May 3, 1996 AZ · Metal/Non-Metal beltman, conveyor man, conveyor belt worker, mobile bridge carrierman, feeder operator, conveyor rider HANDLING OF MATERIALS
Flintstone Industries Inc · Struck by... (Not Elsewhere Classified)

WENT TO REMOVE MUD CLOT FROM BELT.

1995 · 2 incidents

November 29, 1995 AZ · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator POWERED HAULAGE
Flintstone Industries Inc · Struck by... (Not Elsewhere Classified)

ATTEMPTING TO ADJUST BELT INTO POSITION VIA CHAIN AND LOADER. CHAIN SLIPPED AND FORCEFULLY STRUCK EMPLOYEE ACROSS FRONT OF HEAD FORCING EMPLOYEE TO THE GROUND.

September 4, 1995 AZ · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator HANDLING OF MATERIALS
Flintstone Industries Inc · Struck against stationary object

LAST FOOTING WHEN STEPPING DOWN OFF LOADER AND HIT SHIN.

1994 · 1 incident

1993 · 6 incidents

November 3, 1993 AZ · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator POWERED HAULAGE
Flintstone Industries Inc · Struck against a moving object

WHILE DRIVING LOADER UP HILL, THE ENGINE STALLED. LOADER ROLLED BACKWARDS INTO A DRAINAGE WHERE THE IMPACT JARRED THE OPERATOR.

October 12, 1993 AZ · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman SLIP OR FALL OF PERSON
Flintstone Industries Inc · Fall from machine

FELL (TRIPPED) OFF CONVEYOR BELT & HIT KNEE ON THE FRAME OF THE CONVEYOR BELT.

September 28, 1993 AZ · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator POWERED HAULAGE
Flintstone Industries Inc · Struck by flying object

DIRT BLEW INTO THE EYE WHILE OPERATING A LOADER (RELOADING TRUCKS WITH MATERIAL).

June 29, 1993 AZ · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer HANDLING OF MATERIALS
Flintstone Industries Inc · Struck by flying object

WORKING ON AIR COMPRESSOR AND SOMETHING BLEW IN HIS EYE.

February 22, 1993 AZ · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
Flintstone Industries Inc · Over-exertion in lifting objects

LIFTING CONVEYOR BELTING ONTO ROLLER, PULLED (STRAINED) LIGAMENTS ON RIGHT ARM.

1991 · 2 incidents

February 26, 1991 AZ · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer MACHINERY
Flintstone Industries Inc · Struck by flying object

RUST FROM EXHAUST PIPE WENT INTO RIGHT EYE WHILE STARTING CAT ENGINE.

1990 · 2 incidents

May 15, 1990 AZ · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman SLIP OR FALL OF PERSON
Flintstone Industries Inc · Fall onto or against objects

LOST BALNACE AND FELL AND HIT A ROCK AND CRACKED HIS LEFT RIB.

March 12, 1990 AZ · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator POWERED HAULAGE
Flintstone Industries Inc · Caught in, under or between a moving and a stationary object

CLEANING TAIL PULLEY WITH BAR THRU THE GUARD BAR HUNG UP ON BELT PULLED BAR INTO TOIL PULLEY HAND CAUGHT BETWEEN FRAME AND BAR.

For insurers, brokers, and safety consultants

The full compliance file on Prescott Valley Pit

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.