Mining Incidents

Portable #5: 12 MSHA citations Metal/Non-Metal

Thompson Materials · Surface
Controlled by Moriah TFS Holdings LLC
orla, Reeves County, TX  ·  Abandoned
MSHA Mine ID: 4105487

Portable #5 has $2K in proposed MSHA penalties and $0 outstanding across 0 contested dockets, plus health sampling and the full incident record.

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Fatalities
0
Total incidents
0
Years on record
Latest incident
Compliance record
MSHA citations since 2021
12
citations
2
significant & substantial
$1,891
proposed penalties
$1,891
paid to date
100% of proposed penalties paid to date, a $0 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2020
10
inspections on record
74
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: 74 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.

Portable #5 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
12 assessments are final orders; 0 contested dockets.
As of the most recent assessment on 2023-11-02.
Source: MSHA assessed-violations and conference/litigation data, updated weekly.
Violation severity profile
Shares are computed over citations that carry the MSHA gravity and negligence coding; a small share of records are uncoded.
16.7%
significant & substantial
33.3%
high negligence or reckless
16.7%
reasonably likely or greater
8.3%
permanently disabling or fatal if injury occurs
Negligence coding: 0.0% none, 8.3% low, 58.3% moderate, 33.3% high, 0.0% reckless.
Source: MSHA violations gravity and negligence coding, updated weekly.
Ownership history
  1. Thompson Materials 2020 to present
Source: MSHA controller and operator history, updated weekly.
Workforce and production
Year Employees
2026 3
2025 3
2024 3
2023 3
2022 3
2021 3
2020 3
Source: MSHA quarterly employment and production, updated weekly.

Portable #5 sits in Reeves County, Texas, where the Census mining category is 11.0% of county employment.

Local economic context
County figures come from the US Census Bureau's American Community Survey, 5-year pooled estimates, so the 2023 vintage covers 2019 through 2023. The Census category is 'mining, quarrying, and oil and gas extraction', which is broader than MSHA jurisdiction and includes oil and gas workers no mine employs. These figures describe the surrounding county, not this mine, and are not a factor in any specific incident.
Reeves County, Texas · Population 13,219
11.0%
Mining share of county employment
$56,056
Median household income
Source: US Census Bureau, American Community Survey 2023 5-year estimates.
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
2026 Q2 200 0 0 0.0
2026 Q1 230 0 0 0.0
2025 Q2 810 0 0 0.0
2025 Q1 940 0 0 0.0
2024 Q4 1,040 0 0 0.0
2024 Q3 1,070 0 0 0.0
2024 Q2 990 0 0 0.0
2024 Q1 1,020 0 0 0.0
Show 12 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2023 Q4 740 10 2 13513.5
2023 Q1 790 0 0 0.0
2022 Q4 1,060 0 0 0.0
2022 Q3 1,105 1 0 905.0
2022 Q2 1,105 0 0 0.0
2022 Q1 1,105 0 0 0.0
2021 Q4 1,115 0 0 0.0
2021 Q3 943 1 0 1060.4
2021 Q2 1,335 0 0 0.0
2021 Q1 1,440 0 0 0.0
2020 Q4 435 0 0 0.0
2020 Q3 400 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.