Mining Incidents

Sierra Red Quarry Metal/Non-Metal

Desert Rock Co. · Surface
SIERRA BLANCA, Hudspeth County, TX  ·  Intermittent
MSHA Mine ID: 4105318

Sierra Red Quarry has $2K in proposed MSHA penalties and $0 outstanding across 0 contested dockets, plus health sampling and the full incident record.

Watch this mine

Email me when a new MSHA incident is filed at Sierra Red Quarry.

Fatalities
0
Total incidents
0
Years on record
Latest incident
Compliance record
MSHA citations since 2022
13
citations
0
significant & substantial
$2,051
proposed penalties
$2,051
paid to date
100% of proposed penalties paid to date, a $0 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2018
13
inspections on record
118
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: 118 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.

Sierra Red Quarry has $2K in proposed MSHA penalties and $0 outstanding across 0 contested dockets.

Penalty disposition
Differences between proposed and paid penalties reflect both settlements and conference reductions and amounts still owed. Outstanding is the balance currently owed.
$2K
proposed penalties
$2K
current assessed
$2K
paid to date
$0
outstanding
13 assessments are final orders; 0 contested dockets.
As of the most recent assessment on 2025-08-14.
Source: MSHA assessed-violations and conference/litigation data, updated weekly.
Quarterly safety rates
Citations per million reported employee-hours. Rates begin in 2000, when MSHA's quarterly employment data starts; earlier incidents are counted but cannot be rate-adjusted. Quarters under 100,000 reported hours are greyed: too few hours for a stable rate.
Citations per million employee-hours, as reported to MSHA
Quarter Hours worked Citations S&S Per 1M hrs
2025 Q4 251 0 0 0.0
2025 Q3 281 4 0 14234.9
2025 Q2 1,021 0 0 0.0
2024 Q3 401 3 0 7481.3
2024 Q2 521 0 0 0.0
2024 Q1 501 0 0 0.0
2023 Q4 361 0 0 0.0
2023 Q3 511 2 0 3913.9
Show 23 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2023 Q2 721 0 0 0.0
2023 Q1 401 0 0 0.0
2022 Q4 361 0 0 0.0
2022 Q3 131 0 0 0.0
2022 Q2 121 4 0 33057.9
2022 Q1 521 0 0 0.0
2021 Q4 311 0 0 0.0
2021 Q3 661 0 0 0.0
2021 Q2 351 0 0 0.0
2021 Q1 701 0 0 0.0
2020 Q4 711 0 0 0.0
2020 Q3 527 0 0 0.0
2020 Q2 781 0 0 0.0
2020 Q1 541 0 0 0.0
2019 Q4 361 0 0 0.0
2019 Q3 521 0 0 0.0
2019 Q2 501 0 0 0.0
2019 Q1 261 0 0 0.0
2018 Q4 251 0 0 0.0
2018 Q3 241 0 0 0.0
2018 Q2 231 0 0 0.0
2018 Q1 221 0 0 0.0
2017 Q4 129 0 0 0.0

No reportable incidents on file.

MSHA has no recorded reportable accidents for this mine in the current dataset. New reports appear here within a week of being filed.

For insurers, brokers, and safety consultants

The full compliance file on Sierra Red Quarry

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.