Preferred Proppants LLC. operator
Controlled by
Preferred Intermediate Holding Company, LLC
MSHA operator ID: 0139833
- Fatalities
- 0
- Total incidents
- 51
- Mines on record
- 3
- Years on record
- 2015–2026
Compliance record
MSHA citations since 2015
234
citations
47
significant & substantial
$170,857
proposed penalties
$132,990
paid to date
78% of proposed penalties paid to date, a $37,867 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2015
63
inspections on record
1,733
inspection hours
13.5
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.234 citations across 1,733 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.$171K
proposed penalties
$133K
current assessed
$133K
paid to date
$0
outstanding
232 assessments are final orders; 1 contested dockets.
As of the most recent assessment on 2026-01-14.
Source: MSHA assessed-violations and conference/litigation data, updated weekly.
Top causes
- HANDLING OF MATERIALS 25 non-fatal
- SLIP OR FALL OF PERSON 11 non-fatal
- OTHER 5 non-fatal
- HANDTOOLS (NONPOWERED) 3 non-fatal
- STRIKING OR BUMPING 3 non-fatal
- MACHINERY 2 non-fatal
Incident timeline
2026
2
2025
3
2024
3
2023
2
2022
1
2021
2
2020
3
2019
4
2018
7
2017
19
2016
4
2015
1
Mines on record
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For insurers, brokers, and safety consultants
The full compliance file on Preferred Proppants LLC.
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.