Mining Incidents

La Sal Complex Metal/Non-Metal

EFR Colorado Plateau LLC · Underground
Controlled by Energy Fuels Inc
San Juan, San Juan County, UT  ·  Active
MSHA Mine ID: 4200769

La Sal Complex has $26K in proposed MSHA penalties and $906 outstanding across 6 contested dockets, plus health sampling and the full incident record.

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Fatalities
0
Total incidents
19
Years on record
1983–2026
Latest incident
Jun 2026
Compliance record
MSHA citations since 2011
152
citations
34
significant & substantial
$26,196
proposed penalties
$25,290
paid to date
97% of proposed penalties paid to date, a $906 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2011
56
inspections on record
2,928
inspection hours
5.2
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.
152 citations across 2,928 inspection hours.
Source: MSHA inspections data, updated weekly.

La Sal Complex has $26K in proposed MSHA penalties and $906 outstanding across 6 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.
$26K
proposed penalties
$26K
current assessed
$25K
paid to date
$906
outstanding
150 assessments are final orders; 6 contested dockets.
As of the most recent assessment on 2026-05-13.
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 27,432 6 0 218.7
2025 Q3 19,307 8 1 414.4
2025 Q2 13,884 4 0 288.1
2025 Q1 21,246 5 1 235.3
2024 Q4 14,061 20 12 1422.4
2024 Q3 12,395 6 0 484.1
2024 Q2 9,842 7 2 711.2
2024 Q1 7,358 6 4 815.4
Show 35 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2023 Q4 4,572 1 0 218.7
2023 Q3 95 0 0 0.0
2023 Q2 0 0 0
2023 Q1 3,987 2 0 501.6
2022 Q4 100 0 0 0.0
2022 Q3 100 0 0 0.0
2022 Q2 50 0 0 0.0
2022 Q1 1,560 0 0 0.0
2021 Q4 744 0 0 0.0
2021 Q3 988 0 0 0.0
2021 Q2 1,000 0 0 0.0
2021 Q1 904 0 0 0.0
2020 Q4 696 0 0 0.0
2020 Q3 1,004 1 0 996.0
2020 Q2 1,254 0 0 0.0
2020 Q1 1,383 0 0 0.0
2019 Q4 4,738 4 0 844.2
2019 Q3 4,747 6 1 1264.0
2019 Q2 3,018 1 0 331.3
2019 Q1 7,757 3 0 386.7
2018 Q4 9,920 3 0 302.4
2018 Q3 3,769 0 0 0.0
2018 Q2 2,369 1 0 422.1
2018 Q1 1,445 0 0 0.0
2013 Q4 1,231 0 0 0.0
2013 Q3 3,872 0 0 0.0
2013 Q2 3,622 0 0 0.0
2013 Q1 3,907 0 0 0.0
2012 Q4 6,960 0 0 0.0
2012 Q3 18,542 13 2 701.1
2012 Q2 30,734 1 0 32.5
2012 Q1 18,474 6 2 324.8
2011 Q4 21,474 5 0 232.8
2011 Q3 26,772 22 7 821.8
2011 Q2 23,599 2 0 84.7
No fatalities recorded at this mine.

Reportable incidents

19 on file

2026 · 3 incidents

June 3, 2026 UT · Metal/Non-Metal miner, nec MACHINERY
EFR Colorado Plateau LLC · Struck by falling object

Miner was bolting up hog panel in the heading. When the miner started drilling the panel shifted causing the bolt driver and plate to come loose and fall towards the miners left forearm where the roof plate contacted EE's left forearm above the cuff of EE's glove resulting in a "T" laceration requiring sutures.

May 19, 2026 UT · Metal/Non-Metal miner, nec MACHINERY
EFR Colorado Plateau LLC · Caught in, under or between a moving and a stationary object

Miner was pulling drill out of hole when EE lost EE's balance and fell. As miner fell EE's middle finger on left hand became caught between the machine and leg pinch point. This caused a laceration to the left 3rd finger. Miner was taken to clinic for fingernail removal at nail bed requiring 7 sutures.

January 12, 2026 UT · Metal/Non-Metal miner, nec FALL OF ROOF OR BACK
EFR Colorado Plateau LLC · Struck by falling object

Miner had completed sounding, mechanical and hand scaling of the back and ribs and was preparing to begin the bolting process. As the miner turned towards the machine a piece of rock bounced off their hard hat and shoulder before falling and contacting their left ankle resulting in a compound fracture and a fractured neck vertebrae.

2025 · 2 incidents

September 1, 2025 UT · Metal/Non-Metal miner, nec MACHINERY
EFR Colorado Plateau LLC · Struck by... (Not Elsewhere Classified)

Miner was contacted on the right lower torso/rib area with the airline spud and wingnut resulting in fracture to the ribs. The airline was caught on the cab of the mucker and was not seen by the miner until it had pulled tight and released striking the miner.

January 16, 2025 UT · Metal/Non-Metal miner, nec MACHINERY
Energy Fuels Resources (USA) Inc. · Caught in, under or between a moving and a stationary object

Miner had completed drilling hole in ore face, their right hand slipped from the D handle as the hammer cammed over and pinched right middle finger between the hammer and the leg connection point.

2024 · 1 incident

September 2, 2024 UT · Metal/Non-Metal electrician, lineman HANDLING OF MATERIALS
Energy Fuels Resources (USA) Inc. · Over-exertion in lifting objects

EE was assisting with connecting air compressor to p/u truck. EE attempted to move the tongue of the air compressor to the hitch of the p/u truck when EE felt a snap in their left shoulder.

2011 · 1 incident

May 31, 2011 UT · Metal/Non-Metal ledgeman/hand, quarry man POWERED HAULAGE
Energy Fuels Resources (USA) Inc. · Struck against a moving object

The injury report was received by fax on June 16/11. - Late report - The injured was operating an LHD & trying to pick up a large rock. The LHD slipped over the rock causing him to jar his back against the seat. Note: Worker has been off since June 1/11.

1990 · 5 incidents

October 4, 1990 UT · Metal/Non-Metal ledgeman/hand, quarry man POWERED HAULAGE
Umetco Minerals Corp · Caught in, under or between a moving and a stationary object

EMPL RIDING NEXT TO OPERATOR IN HAULAGE UNIT WHEN FOOT WAS PINCHED BETWEEN UNIT AND RIB.FX OF HEEL -RIGHT FOOT.

June 21, 1990 UT · Metal/Non-Metal ledgeman/hand, quarry man HANDLING OF MATERIALS
Umetco Minerals Corp · Absorption of radiations, caustics, toxic and noxious substances

EMPLOYEE WAS TAKING ASHOWER USING LIQUID DISHWASHING DETEREGENT, GOT IT IN HIS EYES. DISCOMFORT, DOCTOR USED EYE DROPS.

June 20, 1990 UT · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech MACHINERY
Umetco Minerals Corp · Struck by rolling or sliding object

EMPLOYEE WAS CUTTING ANGLE IRON BRACING FROM AN OVERHEAD TRAVLING HOIST BEAM, WHICH WAS LAYING ON THE GROUND, WHEN BRACING WAS REMOVED, THE HOIST BEAM ROLLED OVER, STRIKING EMPLOYEE ON INSTEP OF LEFT FOOT. CONTUSION TO INSTEP OF LEFT FOOT.

June 4, 1990 UT · Metal/Non-Metal MACHINERY
Umetco Minerals Corp · Struck by... (Not Elsewhere Classified)

EMPL WAS INSTALLING ROCKBOLTS WITH PLATES THROUGH CHAIN LINK FENCING. HE HAD DRILLED BOLT HOLE & WAS USING BOLT TO STRETCH FENCING WHEN BOLT SLIPPED ALLOWING PLATE TO STRIKE INJURED ON RIGHT L OWER LIP RESULTING IN 3/4" LACERATION WHICH DID NOT CUT THROUGH LIP.

April 10, 1990 UT · Metal/Non-Metal ledgeman/hand, quarry man MACHINERY
Umetco Minerals Corp · Struck by falling object

EMPLOYEE WAS DRILLING, WITH LEFT HAND ON HANDLE OF DRILL, SMALL ROCK FELL FROM BACK STRIKING MIDDLE FINGER OF LEFT HAND.

1989 · 2 incidents

April 12, 1989 UT · Metal/Non-Metal ledgeman/hand, quarry man FALL OF ROOF OR BACK
Umetco Minerals Corp · Struck against stationary object

INJURED WAS HELPING RETIMBER SECTION IN INCLINE HE WAS REMOVING PIECE OF LAGGING USING SCALING BAR HE STEPPED BACK TO BE IN CLEAR FROM FALLING LAGGING STEPPING ON ROCK 6"X6" TWITING RIGHT ANKL E.

1983 · 5 incidents

December 5, 1983 UT · Metal/Non-Metal ledgeman/hand, quarry man DUST DISEASE OF LUNGS
Umetco Minerals Corp · Inhalation of radiations, caustics, toxic and noxious substances

MED EXAM INDICATED EMPL HAS SPOT ON LUNGS.

July 6, 1983 UT · Metal/Non-Metal ledgeman/hand, quarry man DUST DISEASE OF LUNGS
Umetco Minerals Corp · Inhalation of radiations, caustics, toxic and noxious substances

MEDICAL EXAMINATIONS HAVE INDICATED THAT MR HIGGS HAS SILICOSIS

July 5, 1983 UT · Metal/Non-Metal ledgeman/hand, quarry man DUST DISEASE OF LUNGS
Umetco Minerals Corp · Inhalation of radiations, caustics, toxic and noxious substances

MEDICAL EXAMINATIONS HAVE INDICATED THAT EMP HAS SILICOSIS

April 18, 1983 UT · Metal/Non-Metal ledgeman/hand, quarry man HANDLING OF MATERIALS
Umetco Minerals Corp · Over-exertion in lifting objects

EMP BENT OVER TO PICK UP JACKLEG HAMMER ON FLOOR WHEN HE FELT PAIN IN HIS BACK

March 16, 1983 UT · Metal/Non-Metal ledgeman/hand, quarry man FIRE
Umetco Minerals Corp · Contact with hot objects or substances

I.NAME IN 2210 INTERSECTION OF MINE WHEN ANOTHER EMPL WAS ATTEMPTING TO BUILD SMALL FIRE IN 3# COFFEE CAN BY APPLYING TANNER GAS TO SMOLDERING OIL AND RAGS.TANNER GAS FLARED RESULTING IN BUR NS TO EMPL.

For insurers, brokers, and safety consultants

The full compliance file on La Sal Complex

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.