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Pro Frac Holding Corp controller

MSHA controller ID: 0171280

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Email me when a new MSHA incident is filed at any mine Pro Frac Holding Corp controls.

Fatalities
1
Total incidents
21
Mines on record
7
Years on record
2022–2026
Compliance record
MSHA citations since 2022
232
citations
40
significant & substantial
$90,259
proposed penalties
$84,316
paid to date
93% of proposed penalties paid to date, a $5,943 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2022
88
inspections on record
2,263
inspection hours
10.3
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.
232 citations across 2,263 inspection hours.
Source: MSHA inspections data, updated weekly.
Penalty disposition
ⓘ Differences between proposed and paid penalties reflect both settlements and conference reductions and amounts still owed. Outstanding is the balance currently owed.
$90K
proposed penalties
$90K
current assessed
$84K
paid to date
$6K
outstanding
208 assessments are final orders; 0 contested dockets.
As of the most recent assessment on 2026-05-12.
Source: MSHA assessed-violations and conference/litigation data, updated weekly.

Top causes

Incident timeline

2026
3 (1f)
2025
3
2024
7
2023
6
2022
1

Operators under this controller

Mines on record

Fatalities under this controller

1 recorded
March 28, 2026 TX · Metal/Non-Metal steel worker, iron metal worker, iron worker Fatality · SLIP OR FALL OF PERSON
Alpine Silica, LLC · Fall from scaffolds, walkways, platforms

Employee unhooked lanyard and fell through roof resulting in fatal injuries.

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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.

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