Mining Incidents

1379 South: 89 MSHA citations Metal/Non-Metal

NM Energy LLC · Surface
Controlled by GCC SAB de CV
Midland, Midland County, TX  ·  Active
MSHA Mine ID: 4105181

1379 South has $35K 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
1
Years on record
2023
Latest incident
Sep 2023
Compliance record
MSHA citations since 2016
89
citations
22
significant & substantial
$35,080
proposed penalties
$35,080
paid to date
100% of proposed penalties paid to date, a $0 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2016
30
inspections on record
277
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: 277 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.

1379 South has $35K 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.
$35K
proposed penalties
$35K
current assessed
$35K
paid to date
$0
outstanding
76 assessments are final orders; 0 contested dockets.
As of the most recent assessment on 2026-03-03.
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.
24.7%
significant & substantial
15.7%
high negligence or reckless
24.7%
reasonably likely or greater
32.6%
permanently disabling or fatal if injury occurs
Negligence coding: 0.0% none, 0.0% low, 84.3% moderate, 15.7% high, 0.0% reckless.
Source: MSHA violations gravity and negligence coding, updated weekly.
Health sampling
A sample is a point in time compliance measurement, not an individual exposure history. These figures describe MSHA sampling records and do not establish causation or personal dose.

Metal and nonmetal contaminants (personal samples)
Many samples are screening measurements of substances with no applicable exposure limit; they are counted as samples but excluded from every over-limit figure. Over-limit shares use only limit-tested samples.

Last sampled: 2022-08-04, 4 years ago
2
samples
0
limit-tested
Most sampled contaminants
  • Quartz, respirable, >1% Qtz2
Show the individual readings (2)
Date Contaminant Concentration Limit Conc / limit Occupation
2022-08-04 Quartz, respirable, >1% Qtz 0.27 Backhoe Operator
2022-08-04 Quartz, respirable, >1% Qtz 0.23 Front-end Loader Operator
Source: MSHA respirable dust, quartz, and noise sampling records, updated weekly. Metal/nonmetal contaminant figures come from MSHA's Personal Health Samples and Area Samples files (public record), updated weekly.
Ownership history
  1. Alta Rock, LLC 2016 to 2024
  2. NM Energy LLC 2024 to present
Source: MSHA controller and operator history, updated weekly.
Workforce and production
Year Employees
2026 2
2025 7
2024 8
2023 8
2022 4
2021 7
2020 8
2019 9
2018 12
2017 11
2016 9
Source: MSHA quarterly employment and production, updated weekly.

1379 South sits in Midland County, Texas, where the Census mining category is 19.1% 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.
Midland County, Texas · Population 171,496
19.1%
Mining share of county employment
$93,984
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 1,138 0 0 0.0
2026 Q1 916 14 3 15283.8
2025 Q4 3,304 0 0 0.0
2025 Q3 2,037 0 0 0.0
2025 Q2 3,605 0 0 0.0
2025 Q1 1,982 0 0 0.0
2024 Q4 2,185 11 2 5034.3
2024 Q3 2,492 0 0 0.0
Show 33 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2024 Q2 3,699 0 0 0.0
2024 Q1 2,512 5 1 1990.4
2023 Q4 2,188 0 0 0.0
2023 Q3 1,909 0 0 0.0
2023 Q2 776 1 0 1288.7
2023 Q1 1,916 0 0 0.0
2022 Q4 1,976 0 0 0.0
2022 Q3 2,563 3 0 1170.5
2022 Q2 2,391 0 0 0.0
2022 Q1 2,025 2 1 987.7
2021 Q4 7,646 0 0 0.0
2021 Q3 2,517 1 0 397.3
2021 Q2 1,256 0 0 0.0
2021 Q1 1,350 2 2 1481.5
2020 Q4 4,185 0 0 0.0
2020 Q3 714 0 0 0.0
2020 Q2 2,443 1 1 409.3
2020 Q1 1,845 0 0 0.0
2019 Q4 2,180 2 1 917.4
2019 Q3 3,382 0 0 0.0
2019 Q2 2,711 4 2 1475.5
2019 Q1 3,382 0 0 0.0
2018 Q4 2,892 3 1 1037.3
2018 Q3 1,461 0 0 0.0
2018 Q2 2,710 8 1 2952.0
2018 Q1 4,240 0 0 0.0
2017 Q4 4,367 0 0 0.0
2017 Q3 5,865 0 0 0.0
2017 Q2 2,602 0 0 0.0
2017 Q1 4,310 12 1 2784.2
2016 Q4 1,882 0 0 0.0
2016 Q3 2,489 0 0 0.0
2016 Q2 3,699 1 1 270.3
No fatalities recorded at this mine.

Reportable incidents

1 on file

2023 · 1 incident

September 22, 2023 TX · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer HANDLING OF MATERIALS
Alta Rock, LLC · Over-exertion in lifting objects

Employee stated fork fell off of skid steer. When EE tried to place it back on, EE grabbed it in two handed grip and felt the muscle in left arm roll up.