Mining Incidents

Black Rock Services LLC operator

Controlled by Dale Armstrong
MSHA operator ID: 0144453
Fatalities
2
Total incidents
11
Mines on record
1
Years on record
2017–2026
Compliance record
MSHA citations since 2016
118
citations
24
significant & substantial
$85,352
proposed penalties
$83,137
paid to date
97% of proposed penalties paid to date, a $2,216 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2016
40
inspections on record
1,039
inspection hours
11.4
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.
118 citations across 1,039 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.
$85K
proposed penalties
$83K
current assessed
$83K
paid to date
$0
outstanding
116 assessments are final orders; 6 contested dockets.
As of the most recent assessment on 2026-04-14.
Source: MSHA assessed-violations and conference/litigation data, updated weekly.

Top causes

Incident timeline

2026
2
2025
2
2024
1
2023
1
2021
3 (1f)
2019
1
2017
1 (1f)

Mines on record

Fatalities under this operator

2 recorded
September 21, 2021 NM · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver Fatality · POWERED HAULAGE
Black Rock Services LLC · Caught in, under or between a moving and a stationary object

For unknown reason an independent driver lost control of belly truck which caused it to jack knife, throwning driver from the cab. Driver was then run over by same truck.

March 24, 2017 NM · Metal/Non-Metal miner, prospector, nec Fatality · POWERED HAULAGE
Black Rock Services LLC · Caught in, under or between a moving and a stationary object

Approx. 8-8:30 pm after shift, employee drove a vehicle onto mine site and stopped close to generator, left vehicle running, gear selector in drive position, did not set emergency brake or chalk wheels. Got out and started generator. EE appeared to have come out of generator and stopped in front of vehicle to urinate, back to vehicle. Vehicle rolled, pinned EE against generator.

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The full compliance file on Black Rock Services 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.