Mining Incidents

Mesquite Pit: 39 MSHA citations Metal/Non-Metal

Quattro Materials Center, LLC. · Surface
Controlled by Anabel Corona
Mesquite, Dona Ana County, NM  ·  Intermittent
MSHA Mine ID: 2902383

Mesquite Pit has $9K in proposed MSHA penalties and $8K 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 2008
39
citations
8
significant & substantial
$8,760
proposed penalties
$1,131
paid to date
13% of proposed penalties paid to date, a $7,629 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2008
28
inspections on record
344
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: 344 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.
Imminent-danger orders
A Section 107(a) order removes miners from an area when an inspector finds an imminent danger. Each order is lifted once the condition is corrected, so this counts orders issued, not orders now in effect.
1
Section 107(a) orders
Most recent order: 2021-10-19.
On record since 2021.
Source: MSHA imminent-danger order records, updated weekly.

Mesquite Pit has $9K in proposed MSHA penalties and $8K 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.
$9K
proposed penalties
$9K
current assessed
$1K
paid to date
$8K
outstanding
38 assessments are final orders; 0 contested dockets.
As of the most recent assessment on 2025-01-15.
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.
21.1%
significant & substantial
23.7%
high negligence or reckless
21.1%
reasonably likely or greater
28.9%
permanently disabling or fatal if injury occurs
Negligence coding: 0.0% none, 7.9% low, 68.4% moderate, 23.7% 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: 2018-01-04, 8 years ago
1
samples
0
limit-tested
Most sampled contaminants
  • Respirable dust, <.1mg1
Show the individual readings (1)
Date Contaminant Concentration Limit Conc / limit Occupation
2018-01-04 Respirable dust, <.1mg 0 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. J A Gamboa Trucking & Materials Inc. 2008 to 2020
  2. Quattro Materials Center, LLC. 2020 to present
Source: MSHA controller and operator history, updated weekly.
Workforce and production
Year Employees
2026 4
2025 3
2024 3
2023 3
2022 3
2021 3
2020 2
2019 3
2018 3
2017 3
2016 3
2015 3
2014 3
2013 3
2012 3
2011 3
2010 3
2009 3
2008 3
Source: MSHA quarterly employment and production, updated weekly.

Mesquite Pit sits in Doña Ana County, New Mexico, where the Census mining category is 0.8% 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.
Doña Ana County, New Mexico · Population 221,665
0.8%
Mining share of county employment
$55,663
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 2,045 0 0 0.0
2026 Q1 1,560 0 0 0.0
2025 Q4 880 0 0 0.0
2025 Q3 249 0 0 0.0
2025 Q2 130 0 0 0.0
2025 Q1 148 1 0 6756.8
2024 Q4 148 7 0 47297.3
2024 Q3 149 0 0 0.0
Show 64 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2024 Q2 195 0 0 0.0
2024 Q1 123 0 0 0.0
2023 Q4 154 3 0 19480.5
2023 Q3 282 1 0 3546.1
2023 Q2 227 3 2 13215.9
2023 Q1 345 0 0 0.0
2022 Q4 200 0 0 0.0
2022 Q3 227 0 0 0.0
2022 Q2 320 0 0 0.0
2022 Q1 375 0 0 0.0
2021 Q4 301 5 4 16611.3
2021 Q3 245 0 0 0.0
2021 Q2 400 0 0 0.0
2021 Q1 417 1 0 2398.1
2020 Q4 0 0 0
2020 Q3 350 0 0 0.0
2020 Q2 213 1 0 4694.8
2020 Q1 381 0 0 0.0
2019 Q4 437 0 0 0.0
2019 Q3 409 0 0 0.0
2019 Q2 405 0 0 0.0
2019 Q1 359 2 0 5571.0
2018 Q4 388 0 0 0.0
2018 Q3 357 0 0 0.0
2018 Q2 421 0 0 0.0
2018 Q1 382 0 0 0.0
2017 Q4 387 5 0 12919.9
2017 Q3 412 0 0 0.0
2017 Q2 472 0 0 0.0
2017 Q1 454 1 0 2202.6
2016 Q4 371 0 0 0.0
2016 Q3 361 0 0 0.0
2016 Q2 244 0 0 0.0
2016 Q1 213 0 0 0.0
2015 Q4 265 2 0 7547.2
2015 Q3 315 0 0 0.0
2015 Q2 474 0 0 0.0
2015 Q1 360 2 0 5555.6
2014 Q4 386 0 0 0.0
2014 Q3 386 0 0 0.0
2014 Q2 459 0 0 0.0
2014 Q1 465 0 0 0.0
2013 Q4 290 0 0 0.0
2013 Q3 286 0 0 0.0
2013 Q2 378 0 0 0.0
2013 Q1 289 1 0 3460.2
2012 Q4 251 0 0 0.0
2012 Q3 259 0 0 0.0
2012 Q2 241 0 0 0.0
2012 Q1 180 0 0 0.0
2011 Q4 133 1 0 7518.8
2011 Q3 166 0 0 0.0
2011 Q2 227 0 0 0.0
2011 Q1 172 1 1 5814.0
2010 Q4 301 0 0 0.0
2010 Q3 208 1 1 4807.7
2010 Q2 293 0 0 0.0
2010 Q1 199 0 0 0.0
2009 Q4 166 0 0 0.0
2009 Q3 409 0 0 0.0
2009 Q2 249 0 0 0.0
2009 Q1 182 0 0 0.0
2008 Q4 135 1 0 7407.4
2008 Q3 78 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.