Mining Incidents

Cheto Mine Metal/Non-Metal

US Silica Company · Surface
Controlled by USS Holdings Inc
Sanders, Apache County, AZ  ·  Intermittent
MSHA Mine ID: 0200103

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Fatalities
0
Total incidents
12
Years on record
2006–2023
Latest incident
Apr 2023
Compliance record
MSHA citations since 2001
53
citations
4
significant & substantial
$5,744
proposed penalties
$5,474
paid to date
Source: MSHA violations data, updated weekly.
Quarterly safety rates
Citations per million employee-hours, as reported to MSHA
Quarter Hours worked Citations S&S Per 1M hrs
2025 Q4 0 0 0
2025 Q2 0 0 0
2025 Q1 15 0 0 0.0
2024 Q4 16 0 0 0.0
2024 Q3 16 0 0 0.0
2024 Q1 0 0 0
2023 Q4 0 0 0
2023 Q3 0 0 0
Quarters under 100,000 reported hours are greyed: too few hours for a stable rate.
No fatalities recorded at this mine.

Reportable incidents

12 on file

2023 · 1 incident

April 12, 2023 AZ · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator SLIP OR FALL OF PERSON
US Silica Company · Fall from machine

Employee was dismounting equipment and fell and hit EE's head.

2009 · 2 incidents

July 16, 2009 AZ · Metal/Non-Metal motorman, motor person, swamper, switchman, locomotive operator SLIP OR FALL OF PERSON
BASF Catalysts LLC · Fall down stairs

Employee was descending stairway carrying 4 empty 5 gal water bottles. He was not using the handrails provided. He missed the last step and fell forward onto both knees. He was eventually diagnosed having a "patellar dislocation quad tendon rupture" requiring surgery. Diagnosis did not occur until July 24, 2009. Surgery scheduled for July 28, 2009.

March 16, 2009 AZ · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDTOOLS (NONPOWERED)
BASF Catalysts LLC · Over-exertion (Not Elsewhere Classified)

EE was in the shop working on a spray bar. He was installing a spray nozzle(approx. 3/4" x 11/2" long) into a 2" pipe. The wrench he was using to thread the nozzle into the pipe slipped off, causing him to twist his back. At the emergency room, he received an injection for the pain.

2008 · 4 incidents

November 30, 2008 AZ · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer HANDLING OF MATERIALS
BASF Catalysts LLC · Struck by falling object

EE was looking for a bucket to collect a sample from a stockpile. He lifted an equipment rim to pull the bucket out from under it. His hand slipped off the rim and it fell on his finger crushing it. He went to the emergency room in Gallup New Mexico where he was treated. His injury required two stitches and a splint to protect his finger.

October 8, 2008 AZ · Metal/Non-Metal quality control technician, laboratory technician, laboratory assistant SLIP OR FALL OF PERSON
BASF Catalysts LLC · Over-exertion (Not Elsewhere Classified)

While lifting a screen deck into place employee stepped on a bolt, slipped slightly (did not fall)and felt a pain in his lower back area. Employee has a sore muscle in his lower left back.

July 11, 2008 AZ · Metal/Non-Metal miner, prospector, nec HANDLING OF MATERIALS
BASF Catalysts LLC · Struck by falling object

Installing conveyor tail guard section, it fell and pinched left middle finger.

March 27, 2008 AZ · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman SLIP OR FALL OF PERSON
BASF Catalysts LLC · Caught in, under or between (Not Elsewhere Classified)

EE was on a ladder adjusting the water flow to the dry scrubber, this valve is not within arms reach. On the 3rd step, EE fell backwards and her right leg wedged between the thrid and foeth steps causing her to receive a open compound fracture.

2007 · 2 incidents

August 4, 2007 AZ · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator MACHINERY
BASF Catalysts LLC · Contact with hot objects or substances

Employee working with gasoline powered sludge pump used to transfer water. Employee noted pump operating but not producing flow (lost suction). Employee shut off gasoline engine driving pump and bled pressure. He slowly loosened plug at top of pump to further reduce pressure. Plug sprung loose and released hot water under pressure. His right forearm sprayed by hot water.

March 8, 2007 AZ · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
BASF Catalysts LLC · Struck by... (Not Elsewhere Classified)

Indiv. moving folding chair w/ seat w/ accumul. about 20lbs wet sand. Chair slipped from his grasp and a leg of chair impacted top of his pinky toe at point that steel toe ended. First doctor visit didn't indicate fracture and individ placed on restricted duty and performed same job next day. Follow-on visit indicated fracture and thus reported now.

2006 · 3 incidents

October 4, 2006 AZ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech SLIP OR FALL OF PERSON
BASF Catalysts LLC · Fall onto or against objects

Employee was picking up tools/materials to relocate to another area when he stepped on a piece of tubing and fell striking his (L) ear on I-beam resulting in a laceration.

August 22, 2006 AZ · Metal/Non-Metal carpenter HANDLING OF MATERIALS
BASF Catalysts LLC · Over-exertion in lifting objects

Employee was installing forms. As he lifted a 6x2 form he felt pain in his middle back area. Employee returned to restricted duty.

August 4, 2006 AZ · Metal/Non-Metal electrician, lineman SLIP OR FALL OF PERSON
BASF Catalysts LLC · Fall onto or against objects

Job was rained out. Employee was cleaning up site to leave when he stepped on 3/4" conduit and fell. His (R) elbow struck concrete foundation jamming his (R) shoulder. Employee was taken off work by dr. on 8/7/06 and has not returned.