Mining Incidents

Pinyon Plain Mine Metal/Non-Metal

EFR Arizona Strip LLC. · Underground
Controlled by Energy Fuels Inc
Tusayan, Coconino County, AZ  ·  Active
MSHA Mine ID: 0203305

Pinyon Plain Mine has $20K in proposed MSHA penalties and $0 outstanding across 0 contested dockets, plus health sampling and the full incident record.

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Fatalities
0
Total incidents
12
Years on record
2013–2026
Latest incident
May 2026
Compliance record
MSHA citations since 2013
111
citations
18
significant & substantial
$19,583
proposed penalties
$19,583
paid to date
100% of proposed penalties paid to date, a $0 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2013
65
inspections on record
2,133
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.
111 citations across 2,133 inspection hours.
Source: MSHA inspections data, updated weekly.

Pinyon Plain Mine has $20K in proposed MSHA penalties and $0 outstanding across 0 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.
$20K
proposed penalties
$20K
current assessed
$20K
paid to date
$0
outstanding
104 assessments are final orders; 0 contested dockets.
As of the most recent assessment on 2026-01-22.
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 19,446 2 0 102.8
2025 Q3 18,083 6 1 331.8
2025 Q2 18,616 7 2 376.0
2025 Q1 16,480 0 0 0.0
2024 Q4 19,390 2 0 103.1
2024 Q3 17,409 2 0 114.9
2024 Q2 17,332 3 1 173.1
2024 Q1 15,848 2 0 126.2
Show 46 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2023 Q4 13,850 6 1 433.2
2023 Q3 10,499 0 0 0.0
2023 Q2 7,552 0 0 0.0
2023 Q1 6,678 1 0 149.7
2022 Q4 5,814 0 0 0.0
2022 Q3 5,883 0 0 0.0
2022 Q2 1,391 0 0 0.0
2022 Q1 1,340 0 0 0.0
2021 Q4 1,602 0 0 0.0
2021 Q3 1,313 0 0 0.0
2021 Q2 949 0 0 0.0
2021 Q1 1,416 0 0 0.0
2020 Q4 992 0 0 0.0
2020 Q3 1,336 0 0 0.0
2020 Q2 931 0 0 0.0
2020 Q1 1,356 1 0 737.5
2019 Q4 1,240 2 0 1612.9
2019 Q3 1,870 5 0 2673.8
2019 Q2 1,810 0 0 0.0
2019 Q1 1,630 0 0 0.0
2018 Q4 1,470 3 1 2040.8
2018 Q3 810 0 0 0.0
2018 Q2 1,488 1 0 672.0
2018 Q1 8,370 2 0 238.9
2017 Q4 5,052 8 2 1583.5
2017 Q3 5,409 2 0 369.8
2017 Q2 5,423 2 1 368.8
2017 Q1 23,069 8 0 346.8
2016 Q4 22,691 8 0 352.6
2016 Q3 24,315 3 0 123.4
2016 Q2 22,940 5 3 218.0
2016 Q1 22,979 8 0 348.1
2015 Q4 21,008 5 1 238.0
2015 Q3 6,461 3 0 464.3
2015 Q2 1,918 0 0 0.0
2015 Q1 828 0 0 0.0
2014 Q4 1,070 0 0 0.0
2014 Q3 1,140 0 0 0.0
2014 Q2 1,245 1 0 803.2
2014 Q1 1,345 0 0 0.0
2013 Q4 6,337 0 0 0.0
2013 Q3 12,160 0 0 0.0
2013 Q2 9,769 4 1 409.5
2013 Q1 12,192 0 0 0.0
2012 Q4 8,984 0 0 0.0
2012 Q3 496 0 0 0.0
No fatalities recorded at this mine.

Reportable incidents

12 on file

2026 · 1 incident

May 15, 2026 AZ · Metal/Non-Metal miner, nec FALL OF ROOF OR BACK
EFR Arizona Strip LLC. · Struck by falling object

on 5/15/2026 miner was struck by loose rock from the back while kneeling to load lifters on the sill. Miner refused medical evaluation and completed shift and rotation. On 6/2/2026 miner stated EE had ache in right side pelvis area and was taken for medical evaluation and was placed on restriction for a contusion to the pelvis.

2025 · 1 incident

March 2, 2025 AZ · Metal/Non-Metal miner, nec MACHINERY
EFR Arizona Strip LLC. · Struck by flying object

Employee was operating Jackleg when the gooseneck came apart and struck the employees left elbow resulting in a contusion.

2024 · 1 incident

May 17, 2024 AZ · Metal/Non-Metal miner, nec HANDLING OF MATERIALS
Energy Fuels Resources (USA) Inc. · Caught in, under or between a moving and a stationary object

Miner was aligning steel frame for air door installation. Miner asked for a spud wrench to align the top and bottom steel frames. During this time the steel shifted and the tip on the Miners left index finger was pinched in the hole resulting in a crushing injury with lacerations.

2023 · 3 incidents

October 26, 2023 AZ · Metal/Non-Metal miner, nec MACHINERY
Energy Fuels Resources (USA) Inc. · Struck by falling object

While training a miner using a jackleg with a 4' steel to drill a bolt hole in the back, EE was advised to reposition the leg. While repositioning the leg, the miner gave the cob too much pressure losing control of the drill. The drill fell backward towards the trainer hitting EE in the face splitting EE's lip. *The miner received 3 stitches by the medical facility's doctor.

March 19, 2023 AZ · Metal/Non-Metal miner, prospector, nec HANDTOOLS (NONPOWERED)
Energy Fuels Resources (USA) Inc. · Struck by... (Not Elsewhere Classified)

A Miner cut EE's hand with a knife while cutting a box, EE's left hand was improperly placed and lacerated EE's left palm (Thumb area)

2018 · 2 incidents

February 5, 2018 AZ · Metal/Non-Metal miner, nec HANDTOOLS (NONPOWERED)
Energy Fuels Resources (USA) Inc. · Caught in, under or between a moving and a stationary object

Miner was installing a bearing set beam in the shaft at the 1-5 level, miner was using a spud wrench to align the beam when the wrench slipped out of the beam and caught a fingertip between the beam and wrench.

2017 · 2 incidents

March 24, 2017 AZ · Metal/Non-Metal HOISTING
Energy Fuels Resources (USA) Inc. · Accident type, without injuries

While hoist was being inspected and ran thru its pre shift checks it had a brake failure and lost the sinking bucket 100 to 150 feet down the shaft with the hoisting cable.

February 6, 2017 AZ · Metal/Non-Metal miner, nec MACHINERY
Energy Fuels Resources (USA) Inc. · Struck by... (Not Elsewhere Classified)

While drilling a face round with a jack leg drill, miner drilled into a vertical exploration hole from the surface, the hole was full of water and the pressure of 1300' of water forced the drill back into the miner chipping tooth.

2016 · 1 incident

March 26, 2016 AZ · Metal/Non-Metal miner, nec HANDLING OF MATERIALS
Energy Fuels Resources (USA) Inc. · Struck by... (Not Elsewhere Classified)

Miner was unloading materials onto work deck in shaft from conveyance. Two beams were lying on the deck, miner was straddling the beams. When EE unhooked the rigging, the beams tipped and hit the miners foot.

2013 · 1 incident

June 11, 2013 AZ · Metal/Non-Metal ledgeman/hand, quarry man HANDLING OF MATERIALS
Energy Fuels Resources (USA) Inc. · Struck by falling object

While setting steel, a 10' piece of 3/8" angle iron fell three feet vertically onto the miners right foot. The steel punctured the miners right boot and also the skin on his foot. His status is Full Restriction, stay off feet and keep foot elevated. Possible small fracture and infection.

For insurers, brokers, and safety consultants

The full compliance file on Pinyon Plain Mine

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.