Employee was on a safe rack when the flooring gave way. Employee did not fall all the way through and fall protection was in use. During the process of catching self the employee bruised the left arm and left leg.
Omya Arizona Metal/Non-Metal
Omya Arizona has $66K in proposed MSHA penalties and $120 outstanding across 10 contested dockets, plus health sampling and the full incident record.
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- Fatalities
- 0
- Total incidents
- 30
- Years on record
- 1997–2026
- Latest incident
- May 2026
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This rate is recorded citations divided by MSHA inspection hours, per 100 hours. It reflects inspection effort, not mine size or production.Omya Arizona has $66K in proposed MSHA penalties and $120 outstanding across 10 contested dockets.
ⓘ
Differences between proposed and paid penalties reflect both settlements and conference reductions and amounts still owed. Outstanding is the balance currently owed.ⓘ
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.| Quarter | Hours worked | Citations | S&S | Per 1M hrs |
|---|---|---|---|---|
| 2025 Q4 | 14,306 | 0 | 0 | 0.0 |
| 2025 Q3 | 15,302 | 4 | 2 | 261.4 |
| 2025 Q2 | 13,118 | 0 | 0 | 0.0 |
| 2025 Q1 | 13,689 | 0 | 0 | 0.0 |
| 2024 Q4 | 11,934 | 0 | 0 | 0.0 |
| 2024 Q3 | 14,083 | 1 | 0 | 71.0 |
| 2024 Q2 | 12,475 | 0 | 0 | 0.0 |
| 2024 Q1 | 13,003 | 0 | 0 | 0.0 |
Show 95 earlier quarters Hide earlier quarters
| Quarter | Hours worked | Citations | S&S | Per 1M hrs |
|---|---|---|---|---|
| 2023 Q4 | 11,547 | 6 | 0 | 519.6 |
| 2023 Q3 | 13,076 | 0 | 0 | 0.0 |
| 2023 Q2 | 13,120 | 2 | 0 | 152.4 |
| 2023 Q1 | 15,446 | 0 | 0 | 0.0 |
| 2022 Q4 | 13,868 | 0 | 0 | 0.0 |
| 2022 Q3 | 15,716 | 0 | 0 | 0.0 |
| 2022 Q2 | 14,355 | 1 | 0 | 69.7 |
| 2022 Q1 | 12,969 | 1 | 0 | 77.1 |
| 2021 Q4 | 14,259 | 0 | 0 | 0.0 |
| 2021 Q3 | 12,117 | 1 | 0 | 82.5 |
| 2021 Q2 | 12,621 | 0 | 0 | 0.0 |
| 2021 Q1 | 10,367 | 0 | 0 | 0.0 |
| 2020 Q4 | 12,301 | 2 | 0 | 162.6 |
| 2020 Q3 | 11,717 | 1 | 0 | 85.3 |
| 2020 Q2 | 13,303 | 0 | 0 | 0.0 |
| 2020 Q1 | 11,110 | 1 | 0 | 90.0 |
| 2019 Q4 | 12,043 | 0 | 0 | 0.0 |
| 2019 Q3 | 12,598 | 0 | 0 | 0.0 |
| 2019 Q2 | 13,781 | 3 | 0 | 217.7 |
| 2019 Q1 | 13,093 | 3 | 0 | 229.1 |
| 2018 Q4 | 14,690 | 0 | 0 | 0.0 |
| 2018 Q3 | 13,435 | 0 | 0 | 0.0 |
| 2018 Q2 | 14,521 | 1 | 1 | 68.9 |
| 2018 Q1 | 13,569 | 0 | 0 | 0.0 |
| 2017 Q4 | 13,255 | 6 | 0 | 452.7 |
| 2017 Q3 | 12,742 | 0 | 0 | 0.0 |
| 2017 Q2 | 11,864 | 4 | 1 | 337.2 |
| 2017 Q1 | 10,114 | 0 | 0 | 0.0 |
| 2016 Q4 | 10,112 | 3 | 0 | 296.7 |
| 2016 Q3 | 9,136 | 0 | 0 | 0.0 |
| 2016 Q2 | 8,072 | 0 | 0 | 0.0 |
| 2016 Q1 | 7,955 | 2 | 0 | 251.4 |
| 2015 Q4 | 9,141 | 0 | 0 | 0.0 |
| 2015 Q3 | 8,843 | 0 | 0 | 0.0 |
| 2015 Q2 | 8,187 | 3 | 0 | 366.4 |
| 2015 Q1 | 8,002 | 0 | 0 | 0.0 |
| 2014 Q4 | 8,002 | 6 | 2 | 749.8 |
| 2014 Q3 | 9,163 | 0 | 0 | 0.0 |
| 2014 Q2 | 8,091 | 1 | 0 | 123.6 |
| 2014 Q1 | 8,739 | 0 | 0 | 0.0 |
| 2013 Q4 | 7,530 | 3 | 0 | 398.4 |
| 2013 Q3 | 8,591 | 0 | 0 | 0.0 |
| 2013 Q2 | 8,231 | 4 | 0 | 486.0 |
| 2013 Q1 | 8,497 | 0 | 0 | 0.0 |
| 2012 Q4 | 7,737 | 3 | 0 | 387.7 |
| 2012 Q3 | 8,301 | 2 | 0 | 240.9 |
| 2012 Q2 | 8,341 | 0 | 0 | 0.0 |
| 2012 Q1 | 8,530 | 2 | 0 | 234.5 |
| 2011 Q4 | 7,771 | 0 | 0 | 0.0 |
| 2011 Q3 | 8,597 | 2 | 0 | 232.6 |
| 2011 Q2 | 8,058 | 0 | 0 | 0.0 |
| 2011 Q1 | 6,960 | 3 | 1 | 431.0 |
| 2010 Q4 | 8,151 | 0 | 0 | 0.0 |
| 2010 Q3 | 7,484 | 4 | 0 | 534.5 |
| 2010 Q2 | 7,344 | 0 | 0 | 0.0 |
| 2010 Q1 | 5,890 | 4 | 0 | 679.1 |
| 2009 Q4 | 7,269 | 0 | 0 | 0.0 |
| 2009 Q3 | 7,386 | 2 | 1 | 270.8 |
| 2009 Q2 | 9,938 | 0 | 0 | 0.0 |
| 2009 Q1 | 10,713 | 0 | 0 | 0.0 |
| 2008 Q4 | 12,725 | 3 | 0 | 235.8 |
| 2008 Q3 | 12,624 | 0 | 0 | 0.0 |
| 2008 Q2 | 11,905 | 0 | 0 | 0.0 |
| 2008 Q1 | 10,580 | 0 | 0 | 0.0 |
| 2007 Q4 | 11,939 | 3 | 0 | 251.3 |
| 2007 Q3 | 12,978 | 0 | 0 | 0.0 |
| 2007 Q2 | 11,952 | 2 | 1 | 167.3 |
| 2007 Q1 | 14,442 | 0 | 0 | 0.0 |
| 2006 Q4 | 12,518 | 16 | 2 | 1278.2 |
| 2006 Q3 | 14,654 | 0 | 0 | 0.0 |
| 2006 Q2 | 13,483 | 1 | 1 | 74.2 |
| 2006 Q1 | 15,708 | 4 | 1 | 254.6 |
| 2005 Q4 | 13,818 | 0 | 0 | 0.0 |
| 2005 Q3 | 16,705 | 4 | 2 | 239.4 |
| 2005 Q2 | 19,550 | 0 | 0 | 0.0 |
| 2005 Q1 | 19,026 | 0 | 0 | 0.0 |
| 2004 Q4 | 21,058 | 2 | 1 | 95.0 |
| 2004 Q3 | 20,551 | 0 | 0 | 0.0 |
| 2004 Q2 | 20,083 | 0 | 0 | 0.0 |
| 2004 Q1 | 17,855 | 0 | 0 | 0.0 |
| 2003 Q4 | 19,982 | 1 | 1 | 50.0 |
| 2003 Q3 | 15,156 | 13 | 3 | 857.7 |
| 2003 Q2 | 20,316 | 1 | 0 | 49.2 |
| 2003 Q1 | 14,742 | 0 | 0 | 0.0 |
| 2002 Q3 | 19,026 | 1 | 0 | 52.6 |
| 2002 Q2 | 17,219 | 0 | 0 | 0.0 |
| 2002 Q1 | 17,612 | 0 | 0 | 0.0 |
| 2001 Q4 | 19,618 | 0 | 0 | 0.0 |
| 2001 Q3 | 16,328 | 6 | 3 | 367.5 |
| 2001 Q2 | 17,219 | 0 | 0 | 0.0 |
| 2001 Q1 | 13,424 | 0 | 0 | 0.0 |
| 2000 Q4 | 9,943 | 0 | 0 | 0.0 |
| 2000 Q3 | 2,248 | 0 | 0 | 0.0 |
| 2000 Q2 | 2,582 | 0 | 0 | 0.0 |
| 2000 Q1 | 1,929 | 0 | 0 | 0.0 |
Reportable incidents
30 on file2026 · 2 incidents
Employee fell from a chair roughly 56" inches from the ground. On impact, majority of body wait landed on the the left elbow causing a sprain.
2023 · 1 incident
Maintenance supervisor was disconnecting an electric forklift battery power connection. Employee came in contact with battery frame and received shock on the right wrist. Electric shock ran through their upper body to left hand. Employee was transported to the ER for evaluation and was released.
2021 · 1 incident
Miner stacked pallets 20 high for use in packaging supersacks. When they reached for the top one a foot got caught under the pallet stack and when they went to step back was unable to. They fell back on to the roller conveyor and sustained a back contusion and sprain of ligaments of thoracic spine.
2019 · 2 incidents
Employee worked for about 30 mins packaging product in super sacks then started to clean for 60 minutes. EE felt light headed & went to get a drink of water. Went back to work. EE felt light headed still so EE stood in front of a fan. EE was then helped to the break room. EE felt overheated. The temperature outside was high of 100. EE had hiked the previous day. EE was dehydrated.
During a bulk truck loading and packaging Temporary worker was kneeling on the top of the truck closing the truck hatch after finishing bulk load out. When the employee stood up EE felt a sharp pain in the right knee. Kneeling to close hatches and add seals is a normal practice. The temp worker was driven to the hospital and it was determined that EE had a right knee strain.
2016 · 1 incident
Employee was lifting a pallet to place it under a loading spout when ee lost grip causing the pallet to fall onto the left foot above the steel protector resulting in a bruise.
2014 · 1 incident
Employee was pulling a vacuum hose when it got stuck between crossbeams. He yanked the hose which "slingshotted" towards him striking and chipping his front tooth.
2012 · 1 incident
Employee was sweeping the packaging/warehouse floor when he bent down to pick up an empty bay he felt a sharp pain in his back.
2007 · 1 incident
Employee was on top of a bulk truck trailer trying to align a loading spout with the trailer opening, when he tripped and fell through the space between the bottom rail of the gangway and the trailer, landing on the ground.
2006 · 3 incidents
Employee was lifting slipsheets when he felt sharp pain in his lower back.
Employee was removing 300.20.04 screw conveyor when he stepped on the edge of a section of floor grading that had been removed and placed on the floor.
The employee was stepping down from the forklift, lost his footing, and injured his left hand and wrist falling to the ground. Employee is on restricted work duty.
2005 · 2 incidents
EMPLOYEE WAS STEPPING DOWN FROM THE DFA ROBOT PALLET DISCHARGE CONVEYOR AND TWISTED HIS LEFT ANKLE. THIS WAS AN UNAUTHORIZED WALKING ROUTE AND HE WILL BE RETRAINED. HE IS ON RESTRICTED WORK ACTIVITY
EE WAS PERFORMING LAB TESTS. AFTER DIGESTION OF THE BONE MEAL SAMPLES, EE WAS RINSING THE LID OF THE VESSEL USING A 2:1 NITRIC ACID SOLUTION WITH A SQUIRT BOTTLE. THE BONE MEAL AND NITRIC ACID SPLASHED UP, CAUSING SEVERAL SMALL ACID BURN SPOTS ON HER FACE. THE BURNS WERE CLASSIFIED AS SECOND DEGREE BURNS.
2004 · 3 incidents
Employee was attempting to lube throttle linkages with a can of WD40, when retracting his hand he came in contact with a fan blade. He cut his left palm area and the tip of his left thumb, requiring 17 stitches.
EE WAS UNLOADING DRUMS FROM A PICKUP TO BE USED TO CATCH OIL BEING DRAINED FROM THE ROLLER MILL.AS HE SET THE DRUM DOWN, & TURNED IT, HE RECEIVED A 2CM LONG LACERATON TO HIS RIGHT THUMB
EE WAS SHOVELING CALCIUM CARBONATE INTO A HOPPER AND HE FELT A SHARP PAIN IN HIS LOWER BACK. EE WAS PLACED ON RESTRICTED WORK ACTIVITY.
2003 · 3 incidents
EE ALLEGES HE INJURED HIS BACK AT WORK WHILE WORKING ON A ROTARY ASSEMBLY. HE DID NOT REPORT THIS TO THE COMPANY UNTIL 12/16/03 AFTER HE WENT TO HIS OWN PHYSICIAN. CLAIM IS BEING QUESTIONED SINCE HE DID NOT REPORT UNTIL ONE WEEK LATER AND AFTER HE WENT HUNTING ON HIS OWN TIME. SEE ATTACHED NOTE. HE IS ON MODIFIED WORK.
THE EE WAS USING CAUTION TAPE TO TAP OFF THE NORTH #1 BULK LOADOUT SCALE BECAUSE THE LOADOUT SPOUT WOULD NOT RETRACT. AS THE EE STEPPED OFF OF THE SCALE, HE STEPPED ON THE SCALE FOOTING CAUSIN G HIS FOOT TO ROLL SIDEWAYS AND HE FELL TO THE UGROUND. EE FRACTURED HIS FIBULA BUT BOTH THE INITIAL PHYSICIAN AND THE ORTHOPEDIC SPECALIST RETURNED HIM TO MODIFIED WORK. HE DID NOT LOSE ANY
EMPLOYEE CLOCKED IN AND WAS CLEANING HIS POCKET KNIFE. HE ALLEGES HIS HAND SLIPPED AND HE LACERATED HIS RIGHT INDEX FINGER, WHICH REQUIRED 10 STITCHES. CLEANING HIS OWN PERSONAL POCKET KNIFE I S NOT ONE OF HIS ASSIGNED WORK DUTIES.
2002 · 3 incidents
EE WAS UNFOLDING A LADDER AND PINCHED HIS THUMB BETWEEN TOP STEP AND RAIL.
TWO EMPLOYEES WERE PLACING A WALK GRATE. ONE DROPPED HIS END SO THE OTHER EMPLOYEE'S END SLIPPED FROM HIS HAND AND ONTO HIS RIGHT INSTEP. INJURY WAS A CONTUSION.
EE WAS WALKING DOWN THE WEST STEPS TO THE BULK LOADOUT AREA AND TRIPPED. HE TWISTED HIS LEFT KNEE. EE WAS SEEN BY A PHYSICIAN AND PLACED ON MODIFIED WORK.
2001 · 4 incidents
EE'S LEFT KNEE BEGAN TO SWELL IN THE MIDDLE OF HIS SHIFT. HE ALLEGES IT WAS CAUSED BY KNEELING WHILE WORKING ON THE CRUSHER SYSTEM. IT IS QUESTIONABLE AS TO WHETHER OR NOT IT IS WORK RELATED B ECAUSE OF THE DIAGNOSIS.
THE EE WAS INSTALLING A MAGNET HOUSING. HE HAD THE MAGNET LAYING ON THE FLOOR WHERE HE WAS WORKING. HE STEPPED BACK ONTO THE MAGNET AND TWISTED HIS LEFT ANKLE.
EE WAS TAKING INFORMATION FROM A CLASSIFIER MOTOR TAG PLATE WHEN DUST PARTICLES FELL FROM ABOVE.SOME OF THIS MATERIAL GOT INTO HIS LEFT EYE. A SMALL PIECE OF METAL BECAME INBEDDED IN HIS EYE.
EE WAS WALKING INTO THE SPARE PART WAREHOUSE WHEN A METAL DOOR THAT WAS PROPPED UP FELL ON HER CAUSING HER TO FALL TO THE GROUND. EE WAS NOT SEEN BY A DOCTOR UNTIL 2 DAYS LATER.
2000 · 1 incident
AFTER COMPLETING JANITORIAL DUTIES, CONTRACTOR WHITE GLOVE PRO CLEANING SVCS EE LOCKED THE DOORTO THE ADMIN BLD. SHE TURNED QUICKLY, STUBBED HER TOE & FELL TO THE GROUND ON HER RIGHT SIDE. FI RST AID WAS GIVEN UNTIL AMBULANCE ARRIVED. SHE WAS TRANSPORTED TO HOSPITAL FOR TESTS; SHE SUSTAINED 2 FRACTURED RIBS & FRACTURED STERNUM. TREATMENT CONSISTED OF MEDICATION ONLY.
1997 · 1 incident
SCREEN CONVEYOR WAS LODGED. EE TRIED TO DISLODGE IT MANUALLY. HE TOLD CO-WORKER TO TURN CONVEYOR. CO-WORKER MISUNDERSTOOD, AND TURNED BELT ON, CAUSING EE'S LITTLE FINGER TO BE ROTATED BETWEEN BELT AND ROLLER, AND CAUSING CONTUSIONS ON ALL FINGERS OF RIGHT HAND.
The full compliance file on Omya Arizona
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.