Arq Inc controller
MSHA controller ID: 0175820
Watch this controller
Email me when a new MSHA incident is filed at any mine Arq Inc controls.
- Fatalities
- 0
- Total incidents
- 2
- Mines on record
- 1
- Years on record
- 2024–2025
Compliance record
MSHA citations since 2023
6
citations
0
significant & substantial
$886
proposed penalties
$886
paid to date
100% of proposed penalties paid to date, a $0 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2023
13
inspections on record
408
inspection hours
n/a
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.Rate withheld: 408 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
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.$886
proposed penalties
$886
current assessed
$886
paid to date
$0
outstanding
6 assessments are final orders; 0 contested dockets.
As of the most recent assessment on 2025-11-04.
Source: MSHA assessed-violations and conference/litigation data, updated weekly.
Top causes
- HANDTOOLS (NONPOWERED) 1 non-fatal
- SLIP OR FALL OF PERSON 1 non-fatal
Incident timeline
2025
1
2024
1
Operators under this controller
Mines on record
For insurers, brokers, and safety consultants
The full compliance file on Arq Inc
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.