EE sustained a contusion to the right forearm and minor swelling when the drill rod fell from above striking EE after the yoke cotter pin broke connecting the mainline and the rod while laying the rod on the rod rack.
Cyprus Tohono Corporation Metal/Non-Metal
Cyprus Tohono Corporation has $18K in proposed MSHA penalties and $0 outstanding across 1 contested dockets, plus health sampling and the full incident record.
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Email me when a new MSHA incident is filed at Cyprus Tohono Corporation.
- Fatalities
- 0
- Total incidents
- 44
- Years on record
- 1994–2021
- Latest incident
- Aug 2021
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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.Cyprus Tohono Corporation has $18K in proposed MSHA penalties and $0 outstanding across 1 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 | 9,646 | 0 | 0 | 0.0 |
| 2025 Q3 | 10,646 | 0 | 0 | 0.0 |
| 2025 Q2 | 8,867 | 0 | 0 | 0.0 |
| 2025 Q1 | 10,257 | 0 | 0 | 0.0 |
| 2024 Q4 | 9,031 | 2 | 0 | 221.5 |
| 2024 Q3 | 10,349 | 0 | 0 | 0.0 |
| 2024 Q2 | 8,841 | 0 | 0 | 0.0 |
| 2024 Q1 | 9,182 | 0 | 0 | 0.0 |
Show 96 earlier quarters Hide earlier quarters
| Quarter | Hours worked | Citations | S&S | Per 1M hrs |
|---|---|---|---|---|
| 2023 Q4 | 8,509 | 0 | 0 | 0.0 |
| 2023 Q3 | 9,110 | 0 | 0 | 0.0 |
| 2023 Q2 | 8,602 | 0 | 0 | 0.0 |
| 2023 Q1 | 9,726 | 0 | 0 | 0.0 |
| 2022 Q4 | 8,816 | 0 | 0 | 0.0 |
| 2022 Q3 | 9,945 | 0 | 0 | 0.0 |
| 2022 Q2 | 10,032 | 0 | 0 | 0.0 |
| 2022 Q1 | 8,549 | 0 | 0 | 0.0 |
| 2021 Q4 | 9,580 | 0 | 0 | 0.0 |
| 2021 Q3 | 9,004 | 0 | 0 | 0.0 |
| 2021 Q2 | 9,471 | 0 | 0 | 0.0 |
| 2021 Q1 | 7,778 | 1 | 0 | 128.6 |
| 2020 Q4 | 9,112 | 0 | 0 | 0.0 |
| 2020 Q3 | 8,973 | 0 | 0 | 0.0 |
| 2020 Q2 | 10,954 | 0 | 0 | 0.0 |
| 2020 Q1 | 10,130 | 0 | 0 | 0.0 |
| 2019 Q4 | 12,159 | 0 | 0 | 0.0 |
| 2019 Q3 | 10,578 | 0 | 0 | 0.0 |
| 2019 Q2 | 11,945 | 3 | 2 | 251.2 |
| 2019 Q1 | 10,217 | 0 | 0 | 0.0 |
| 2018 Q4 | 11,881 | 0 | 0 | 0.0 |
| 2018 Q3 | 10,916 | 0 | 0 | 0.0 |
| 2018 Q2 | 11,770 | 2 | 1 | 169.9 |
| 2018 Q1 | 10,252 | 0 | 0 | 0.0 |
| 2017 Q4 | 11,234 | 5 | 0 | 445.1 |
| 2017 Q3 | 9,943 | 0 | 0 | 0.0 |
| 2017 Q2 | 10,855 | 17 | 5 | 1566.1 |
| 2017 Q1 | 9,533 | 1 | 0 | 104.9 |
| 2016 Q4 | 10,124 | 0 | 0 | 0.0 |
| 2016 Q3 | 10,879 | 1 | 0 | 91.9 |
| 2016 Q2 | 9,428 | 0 | 0 | 0.0 |
| 2016 Q1 | 9,785 | 5 | 1 | 511.0 |
| 2015 Q4 | 10,479 | 0 | 0 | 0.0 |
| 2015 Q3 | 11,199 | 0 | 0 | 0.0 |
| 2015 Q2 | 9,468 | 4 | 0 | 422.5 |
| 2015 Q1 | 10,975 | 0 | 0 | 0.0 |
| 2014 Q4 | 9,689 | 4 | 1 | 412.8 |
| 2014 Q3 | 11,158 | 1 | 0 | 89.6 |
| 2014 Q2 | 9,710 | 0 | 0 | 0.0 |
| 2014 Q1 | 11,076 | 3 | 0 | 270.9 |
| 2013 Q4 | 9,225 | 0 | 0 | 0.0 |
| 2013 Q3 | 11,023 | 0 | 0 | 0.0 |
| 2013 Q2 | 9,676 | 0 | 0 | 0.0 |
| 2013 Q1 | 8,807 | 1 | 0 | 113.5 |
| 2012 Q4 | 8,018 | 0 | 0 | 0.0 |
| 2012 Q3 | 8,618 | 2 | 0 | 232.1 |
| 2012 Q2 | 11,008 | 0 | 0 | 0.0 |
| 2012 Q1 | 9,755 | 11 | 3 | 1127.6 |
| 2011 Q4 | 9,532 | 0 | 0 | 0.0 |
| 2011 Q3 | 11,112 | 0 | 0 | 0.0 |
| 2011 Q2 | 10,442 | 2 | 0 | 191.5 |
| 2011 Q1 | 9,831 | 0 | 0 | 0.0 |
| 2010 Q4 | 11,262 | 0 | 0 | 0.0 |
| 2010 Q3 | 10,361 | 1 | 0 | 96.5 |
| 2010 Q2 | 11,425 | 0 | 0 | 0.0 |
| 2010 Q1 | 9,849 | 0 | 0 | 0.0 |
| 2009 Q4 | 11,104 | 0 | 0 | 0.0 |
| 2009 Q3 | 13,611 | 0 | 0 | 0.0 |
| 2009 Q2 | 13,852 | 0 | 0 | 0.0 |
| 2009 Q1 | 14,322 | 0 | 0 | 0.0 |
| 2008 Q4 | 20,241 | 0 | 0 | 0.0 |
| 2008 Q3 | 17,383 | 0 | 0 | 0.0 |
| 2008 Q2 | 20,720 | 5 | 1 | 241.3 |
| 2008 Q1 | 17,190 | 0 | 0 | 0.0 |
| 2007 Q4 | 20,785 | 0 | 0 | 0.0 |
| 2007 Q3 | 18,053 | 0 | 0 | 0.0 |
| 2007 Q2 | 21,356 | 0 | 0 | 0.0 |
| 2007 Q1 | 16,717 | 11 | 3 | 658.0 |
| 2006 Q4 | 16,879 | 0 | 0 | 0.0 |
| 2006 Q3 | 14,715 | 10 | 1 | 679.6 |
| 2006 Q2 | 17,862 | 0 | 0 | 0.0 |
| 2006 Q1 | 15,576 | 0 | 0 | 0.0 |
| 2005 Q4 | 17,994 | 0 | 0 | 0.0 |
| 2005 Q3 | 18,411 | 1 | 0 | 54.3 |
| 2005 Q2 | 16,332 | 0 | 0 | 0.0 |
| 2005 Q1 | 13,503 | 0 | 0 | 0.0 |
| 2004 Q4 | 8,171 | 0 | 0 | 0.0 |
| 2004 Q3 | 8,128 | 0 | 0 | 0.0 |
| 2004 Q2 | 6,787 | 0 | 0 | 0.0 |
| 2004 Q1 | 7,186 | 0 | 0 | 0.0 |
| 2003 Q4 | 6,285 | 1 | 0 | 159.1 |
| 2003 Q3 | 6,713 | 3 | 0 | 446.9 |
| 2003 Q2 | 5,740 | 0 | 0 | 0.0 |
| 2003 Q1 | 6,717 | 0 | 0 | 0.0 |
| 2002 Q4 | 6,008 | 0 | 0 | 0.0 |
| 2002 Q3 | 6,663 | 0 | 0 | 0.0 |
| 2002 Q2 | 5,362 | 3 | 0 | 559.5 |
| 2002 Q1 | 5,951 | 0 | 0 | 0.0 |
| 2001 Q4 | 5,089 | 0 | 0 | 0.0 |
| 2001 Q3 | 5,899 | 0 | 0 | 0.0 |
| 2001 Q2 | 5,269 | 0 | 0 | 0.0 |
| 2001 Q1 | 5,792 | 0 | 0 | 0.0 |
| 2000 Q4 | 6,964 | 0 | 0 | 0.0 |
| 2000 Q3 | 7,344 | 0 | 0 | 0.0 |
| 2000 Q2 | 6,901 | 0 | 0 | 0.0 |
| 2000 Q1 | 7,620 | 0 | 0 | 0.0 |
Reportable incidents
44 on file2021 · 2 incidents
Employee twisted at the waist while lifting a HDPE pipe fusing machine and felt a dull burning pain in lower back. Employee was evaluated by a medical professional on June 6th and diagnosed with a lower back strain. The employee was placed on restricted duty from June 3rd to June 7th.
2011 · 1 incident
Employee was removing obstruction from a spring loaded backflow preventer valve when the screwdriver he was using to open the plate slipped and caught his middle finger on his left hand causing a laceration
2009 · 2 incidents
Employee was reposistioning the flyght pump, when he grabbed the discharge hose to set the pump verticle, hose came loose and employee was sprayed in the chest and face.
Employee was moving sandbags by SB-6 when he slipped and fell causing his left leg to bend underneath his body. NOTE: On Sept. 16, 2009 employee felt discomfort in his knee, went to physician and was removed from duty.
2008 · 2 incidents
Employee was removing a rattle snake from the area and was bit on his thumb
Employee was trying to cut a hole in a plastic handle using a knife on a leatherman tool and the blade folded up cutting his right index finger. Employee was taken to Casa Grande Hospital emergency room.
2007 · 1 incident
Employees were removing the window AC unit. While lowering the unit on the table, his left fifth finger was caught under the unit, causing a small laceration.
2006 · 2 incidents
Employee was walking along on the Mezzanine Level above the offices when he tripped on floor grating and fell. He attempted to break his fall with his arm, and subsequently broke his right arm.
Employee states while attempting to catch falling pvc, his left thumb became entrapped between bail and plate. Sustained laceration of left thumb.
2004 · 1 incident
Transporting a container of acid down a stairway during night shift under raining conditions.
2003 · 1 incident
LOWERING MAST TO MOVE TO NEXT SITE, THE MAIN LINE GOT CAUGHT UNDERNEATH THE TAILGATE. THE MAIN LINE CAME UNSTUCK AND FLEW, HITTING EMPLOYEE IN THE FACE.
2000 · 4 incidents
EMPLOYEE WAS GATHERING TOOLS AFTER COMPLETING HIS ASSIGNMENT. EMPLOYEE DROPPED 24" CRESCENT WRENCH ON LEFT HAND RING FINGER.
EMPLOYEE HAD BEEN WORKING IN THIS AREA FOR PASS TWO DAY, WHEN ON THIS DAY A PIPE FELL FROM THE PIPE RACK AND HIT HIM ON THE BACK AND SIDE.
WAS RUNNING THEW LOADER TAKING DOWN A BUILDING--STOPPED THE MACHINE AND GOT OUT WALKING AROUND THE FRONT OF THE LOADER WHEN A PIPE HIT HIM FROM ONE OF THE OTHER PIECES OF EQUIPMENT WORKING ON THE SITE.
EE WAS TRYING TO REMOVE A WINDOW FROM A WINDOW FRAME WITH A SCREW DRIVER. HE WAS PRYING OUT ON THE CORNER TO BREAK THE WINDOW FREE FROM THE WINDOW FRAME. A PIECE OF THE WINDOW BROKE OFF. HE TR IED AGAIN TO FREE THE WINDOW BY REACHING THROUGH THE HOLE OF THE WINDOW AND PULLING OUTWARD. A BIGGER PIECE OF WINDOW BROKE OFF AND FELL ONTO HIS RIGHT WRIST CAUSING A LACERATION REQUIRING SU
1999 · 1 incident
EMPLOYEE WAS CLEANING VEHICLE WITH CLEANER. EMPLOYEE TRIED TO UNCOIL STEAM RUBBER HOSE. EMPLOYEESPRAYED HIMSELF ON THE LOWER RIGHT LEG WITH HOT WATER. RECEIVED SECOND DEGREE BURN TO LOWER RIGH T LEG.
1998 · 2 incidents
EE WAS WORKING IN TANK HOUSE HELPING CREW PULL & CHARGE COPPER CATHODE. AS HE WAS WORKING, HE TWISTED HIS LEFT KNEE. NOTE: THIS BECAME AN MSHA REPORTABLE INCIDENT WHEN IT WAS DETERMINED THAT T HE KNEE INJURY WILL REQUIRE ARTHROSCOPIC SURGERY.
EMPLOYEE INJURED LEFT HAND, RIGHT ANKLE. EMPLOYEE SLIPPED AND FELL ON WET SURFACE WHILE TAKIGN SAMPLES AT THE LEACHING PAD. EMPLOYEE TRIED TO BREAK HER FALL WITH HER LEFT ARM RECEIVVING A FR ACTURE OF THE LEFT HAND.
1997 · 2 incidents
EE CAME IN CONTACT WITH 98% ACID FROM SMALL DRISCO LINE. WAS NOT ASSIGNED TO PARTICULAR JOB, TOOK IT UPON HIMSELF TO ASSIST, WITHOUT PROPER PPE.
ACID DISCHARGE HOSE CAME OFF FITTING WHILE PERSON WAS ATTEMPTING TO TIGHTEN RESULTING IN CHEMICAL BURN FROM SPLASHED ACID.
1996 · 9 incidents
HE WAS USING A 3/4 DRIVER RATCHET WITH 1 1/2 SOCKET TO OPEN OR REMOVE FILL PLUG TO DRAIN OIL FROM A 777C TRUCK. THE SOCKET SLIPPED AS HE WAS PULLING THE HANDLE DOWN. HE SMASHED HIS FINGER WITH THE RACHET HANDLE ON THE WHEEL.
EE WAS REPLACING A LIENR IN A CONVEYOR CHUTE. EE INSERTED TH BOLT STHROUGH THE CHUTE AND A CO-WORKER WAS PULLING ON TEH NUTS AND TIGHTENING THE LINER. EE PUSHED A BOLT THROUGH THE LIENR THAT THAD A SHARP EDGE ON THE BOLT HEAD. WHEN THE CO-WORKER APPLIED THE NUT AND STARTED SPINNING THE NUT WITH AN IMPACT WRENCH THE BOLT SPUN IN EE'S HAND CUT HIS RIGHT THUMB. NO LOST TIME.
EE WAS BREAKING UP CONCRETE USING A #60 JACKHAMMER. HE HAD ON STEEL TOED BOOTS, FACE MASK, SAFETY GLASSES, AND FOOT GUARDS. EE WAS USING FOOT TOSUPPORT JACK HAMMER. INJURY CAUSED BY CONSTANT RUBBING AND VIBRATION ON FOOT AND ANKLE.
EE WAS PRESSING A CYLINDER ONTO LOWER BEARING AND BEARING SHATTERED AND A PIECE FLEW OUT OF THE BORE CUTTING HIS LEFT MIDDLE FINGER.
SUPERVISOR NEEDED PARTS TO REPAIR A MACHINE. A CONTRACTOR MAINTENANCE STORAGE AREA CONTAINED THENEEDED PARTS BUT NO MECHANICS WERE ON DUTY. SUPPLY AREA WAS FENCED AND LOCKED. EMP STOOD ON 30' HIGH WORK TABLE, CLIMBED OVER FENCE, HANDED PARTS TO COWORKER. CLIMBED BACK OVER. AS HE WAS STANDING ON WORK TABLE, HE TRIPPED ON VISE AND FELL TO SHOP FLOOR,LANDING ON RT ELBOW. FRACTURE HUME
EE WAS DRIVING A BEARING IN A COVER FOR A 16G MOTOR GRADER DRIVE WHEEL. COVER WAS PROPPED UP ON A BLOCK, THE COVER FELL AND HE MISSED AND HITHIS RIGHT SMALL FINGER.
EMPLOYEE STARTED TO CLIMB LADDER ON 777C HAUL TRUCK. HE GRABBED INSTRUMENT COVER WITH RIGHT HAND (COVER WAS NOT SECURE). AS HE TRIED TO PULL HIMSELF UP, HE YANKED THE INSTRUMENT COVER DOWN WIT H HIM. HE FELL 5-6' TO GROUND & LANDED ON BACK.
EMPLOYEE STATES THAT SHE WAS STEPPING OFF THE NEXT TO LAST STEP OF A 777 HAUL TRUCK WHICH IS A SWINING STEP SUPPORTED BY 2 WIRE ROPES. HER BOOT GOT HUNG UP IN THE STEP SO SHE PULLED HER LEG F ORCEFULLY AND FELL DOWN TWISTIGN HER KNEE. DIAGNOSIS WAS A KNEE SPRAIN. EMPLOYEE WAS TREATED AT THE END OF HER SHIFT AND RELEASED TO WORK MONDAY 2-26-96. EMP DID NOT MISS TIME, MED TREAT ON
INJURED WAS INSTALLING NEW CUTTING EDGES ON 16G GRADER.WAS USING A FORKLIFT TO LIFT THEM AND PRYBARS TO HOLD THEM.HE HAD TO MAKE AN ADJUSTMENT TO THE PRYBAR.THE PRYBAR SLIPPED OUT OF MOUNT HOL ES AND LANDED ON LEFT FOOT STEEL TOE AND BOUNCEDONTO TOP OF FOOT.
1995 · 11 incidents
EMPLOYEE STATES THAT HE WAS CHANGING TILES IN THE PRODUCT STACKER CHUTE OF THE AGGLOMERATION PLANT WHEN HE FELT A PIECE OF FOREIGN MATERIAL FLY INTO HIS EYE.EMPLOYEE FINISHED THE SHIFT AND REP ORTED THE INJURY ON 12-27-95.EMPLOYEE WAS TAKEN TO EMERGENCY ROOM ON 12-27-95 WHERE A FINE PIECE OF METAL WAS REMOVED.EMPLOYEE RETURNED TO WORK ON NEXT SCHEDULED SHIFT.NO-TIME LOST-MEDICAL TR
EE STATES THAT HE WAS CHANGING BOLTS ON A HOLD DOWN BAR IN THE AGGLOMERATION ACID DRUM. WHEN HE FINISHED HE PLACED THE HOLD DOWN BAR INTO POSITION. AND HIT THE BAR WITH A HAMMER TO SECURE IT. WHEN THIS WAS DONE SOME DILLUTED SULPHURIC ACID SQUIRTED FROM BETWEEN THE BARS AND CONTACTED HIS LEFT EYE. CORNEAL ABRASION - WAS SEEN BY PHYSICIAN WHO PRESCRIBED ANTI-BIOTICS VIA EYE DROPS.
THE OPERATOR BACKED OVER A ROCK WHILE LOADING TRUCKS. THIS RESULTED IN A JARRING OF HIS BACK.
EE WAS PULLING A PULL-TYPE WATER WAGON. A LOADED HAUL TRUCK CUT HER OFF AT THE PIT. SHE VEERED TO THE LEFT TO AVOID IT AND HEADED DOWN THE RAMP INTO THE PIT. RIGHT TIRE BLEW OUT CAUSING MACHIN E TO JACKNIFE AND SKID. LEFT TIRE CAUGHT, SENDING WAGON INTO WALL. EE SUFFERED A 4" AVULSION TO THE SCALP WITH A COMPRESSION FRACTURE TO THE L-1 LUMBAR VERTEBRAE.
INJURED WAS BEGINING TO CLIMB DOWN FROM THE OPERATOR'S CAB OF A CATERPILLAR 777 HAUL TRUCK, USING THE MOUNT/ DISMOUNT LADDER. AS THE OPERATOR TURNED AROUND TO CLIMB DOWN THE LADDER, HIS FOOT S LIPPED OFF THE FIRST RUNG OF THE LADDER, CAUSING THE INJURED TO LOSE HIS BALANCE AND FALL TO THE GROUND. HANDRAILS WERE IN PLACE. THE HANDRAILS AND LADDER STEPS WERE FREE OF OIL AND GREASE.
EMPLOYEE WAS DROPPING DOWN AIR CLEANERS ON A 777C.HIS HAND CAUGHT IN THE CHAIN AND THIS PINCHED HIS LEFT PALM.
EMPLOYEE HIT HIS HEAD ON LIGHT BAR THAT EXTENDS ON FORKLIFT THAT WAS BEING USED TO UNLOAD HIS TRAILER.IT WAS RAINY AND DARK AND THE LIGHTS ON THE FORKLIFT DID NO WORK.
INJURED WAS UNDER A CAT 777C TRUCK TIGHTENING THE HYDRAULIC PUMP MOUNT BOLTS.HE PUT WRENCH ON BOLT AND TURNED TO HIS LEFT.STARTED PULLING ON WRENCH AND HIS FEET SLIPPED.HE WAS STANDING ON LOOS E ROCKS IN SLOPE OF A DITCH.FELL ON GROUND AND WHEN HE GOT UP,FELT A SHARP PAIN IN HIS LOWER BACK.
INJURED WAS WORKING ON 777 TRUCK.HE WAS STANDINGT HALF-WAY UP A 6 FT LADDER WORKING ON THE LIGHT WIRING UNDER RIGHT FENDER.DIRT CAME FALLING DOWN.HE HELD TO FENDER BRACKET W/RIGHT HAND AND INL ET AIR TUBE W LEFT HAND.HE TURNED QUICKLY TO THELEFT.FELT A STING AND BURNING IN HIS RIGHT LEG.
AFTER INSTALLING HYDRAULIC OIL FILTERS ON A 992D,INJURED STARTED TO COME DOWN THE LADDER WOTH A SMALL FILTER BOX WITH SMALL TOOLS IN IT IN HIS RIGHT HAND.THE BOTTOM STEP WAS HALF-WAY BENT UNDE R THE LOADER.HE EITHER SLIPPED WITH HIS RIGHT ON THE BEND OR HIS WEIGHT PUSHED HIM DOWN AND HE HIT THE FLOOR WITH HIS LEFT FOOT AND FELL BACKWARD AND HIT THE BACK OF HIS HEAD ON THE BED OF A
INJURED GOT INTO SERVICE TRUCK AND SET 6' LADDER ON THE FLOOR.HE STEPPED ON THE MUDDY LADDER;THE LADDER SLIPPED FROM UNDER HIM AND HE LANDED ON HIS RIGHT SHOULDER.
1994 · 3 incidents
OPERATOR WAS WORKING THE 1750 BENCH LEVEL. CAT WENT DOWN THE SIDE OF A HILL CAUSING EMPLOYEE TO INJURE HIS LEFT SHOULDER.
SX TECH WAS ATTEMPTING TO DRAIN ORGANIC OLUTION, WHEN FOOT SLIPPED INTO THE SUMPT CAUSING ORGANIC SOLUTION TO GET INSIDE HIS BOOT.
OEPRATOR WAS DESCENDING VERTICLE LADDER AFTER COMPETING WASH DOWN TASK AT THE DISCHARGE CHUTE OF THE AGGLOMERATION DRUM. OPERATOR SLIPPED FROM THE LAST RUN (APPROX 6") TWISTING HIS RIGHT ANKL E.
The full compliance file on Cyprus Tohono Corporation
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.