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Alpine Silica-Lamesa Metal/Non-Metal

Alpine Silica, LLC · Surface

Controlled by Pro Frac Holding Corp

Lamesa, Dawson County, TX · Active

MSHA Mine ID: 4105655

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Email me when a new MSHA incident is filed at Alpine Silica-Lamesa.

Fatalities: 0
Total incidents: 5
Years on record: 2022–2025
Latest incident: Jan 2025

Compliance record

MSHA citations since 2022

citations

significant & substantial

$12,469

proposed penalties

$12,469

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	25,269	0	0	0.0
2025 Q2	24,870	0	0	0.0
2025 Q1	26,240	5	0	190.5
2024 Q4	528	0	0	0.0
2024 Q3	26,875	8	1	297.7
2024 Q2	1,040	0	0	0.0
2024 Q1	960	12	2	12500.0
2023 Q3	2,560	0	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

5 on file

2025 · 1 incident

January 15, 2025 TX · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer HANDLING OF MATERIALS

Alpine Silica, LLC · Over-exertion in pulling or pushing objects

The operator was starting a gas-powered air compressor by pulling the pull rope. On the third pull, the operator felt something pop or pull in their left shoulder. The doctor ordered the operator off work for 4 days and then EE can return to normal duties. EE was also advised to follow up with their primary care physician.

2023 · 2 incidents

December 22, 2023 TX · Metal/Non-Metal utility man, shift tech, service/dump truck operator POWERED HAULAGE

Alpine Silica, LLC · Caught in, under or between a moving and a stationary object

Operator lost situational awareness while cleaning up under dry plant. Was caught between mini skid loader and conveyor tail pulley. Causing contusion to lower thorax.

December 6, 2023 TX · Metal/Non-Metal superintendent SLIP OR FALL OF PERSON

Alpine Silica, LLC · Over-exertion (Not Elsewhere Classified)

12/7/23 Reported twisted right knee at Dry Plant while walking in 3" of sand. Medical examination diagnosis sprain, still in pain. 12/12/23 Requested MRI. 03/18/24 Received Diagnosis that surgery required to repair knee. Surgery TBD

2022 · 2 incidents

November 21, 2022 TX · Metal/Non-Metal utility man, shift tech, service/dump truck operator POWERED HAULAGE

Alpine Silica, LLC · Caught in, under or between a moving and a stationary object

EE was attempting to roll a 4" dia x 8ft steel shaft onto the forks of a forklift. The forks were jammed against the bottom rail of the trailer carrying the metal shaft. When the forks were tilted back, they sprung upward catching the EE's thumb between the top rail of the trailer and the shaft, causing laceration. Required 5 sutures.

October 17, 2022 TX · Metal/Non-Metal steel worker, iron metal worker, iron worker MACHINERY

Unknown operator · Caught in, under or between a moving and a stationary object

Lifting conveyor 8 with 2 cranes and when the top supports were cut loose the conveyor shifted and pinned the employee between the conveyor and a handrail behind them.