Mining Incidents

IBEX BENTONITE: 15 MSHA citations Metal/Non-Metal

Protech Minerals, LLC · Surface
Shoshone, San Bernardino County, CA  ·  Intermittent
MSHA Mine ID: 0405351

IBEX BENTONITE 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 2017
15
citations
6
significant & substantial
$2,215
proposed penalties
$2,215
paid to date
100% of proposed penalties paid to date, a $0 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2001
10
inspections on record
149
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: 149 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.

IBEX BENTONITE 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
15 assessments are final orders; 0 contested dockets.
As of the most recent assessment on 2025-09-12.
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.
40.0%
significant & substantial
0.0%
high negligence or reckless
40.0%
reasonably likely or greater
40.0%
permanently disabling or fatal if injury occurs
Negligence coding: 0.0% none, 40.0% low, 60.0% moderate, 0.0% 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.

Area samples (mill and shop air)

Last sampled: 2025-09-12
2
samples
Show the individual readings (2)
Date Contaminant Concentration Limit Conc / limit Area sampled
2025-09-12 CRISTOBALITE (BULK DUST) 0 SF ORE TRANSFER
2025-09-12 ASBESTOS BULK, ALL FORMS 0 SF ORE TRANSFER
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. Protech Minerals Inc 1998 to 2017
  2. Protech Minerals, LLC 2017 to present
Source: MSHA controller and operator history, updated weekly.
Workforce and production
Year Employees
2026 1
2025 1
2024 1
2023 1
2022 1
2021 1
2020 2
2019 2
2018 3
2017 2
2001 1
2000 2
Source: MSHA quarterly employment and production, updated weekly.

IBEX BENTONITE sits in San Bernardino County, California, where the Census mining category is 0.1% 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.
San Bernardino County, California · Population 2,187,816
0.1%
Mining share of county employment
$82,184
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 10 0 0 0.0
2026 Q1 10 0 0 0.0
2025 Q4 20 0 0 0.0
2025 Q3 24 2 1 83333.3
2025 Q2 24 0 0 0.0
2025 Q1 10 0 0 0.0
2024 Q4 20 0 0 0.0
2024 Q3 12 4 1 333333.3
Show 34 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2024 Q2 20 0 0 0.0
2024 Q1 12 0 0 0.0
2023 Q4 18 0 0 0.0
2023 Q3 40 0 0 0.0
2023 Q2 24 0 0 0.0
2023 Q1 16 0 0 0.0
2022 Q4 20 0 0 0.0
2022 Q3 24 4 1 166666.7
2022 Q2 24 0 0 0.0
2022 Q1 24 0 0 0.0
2021 Q4 24 0 0 0.0
2021 Q3 80 0 0 0.0
2021 Q2 20 0 0 0.0
2021 Q1 32 0 0 0.0
2020 Q4 24 0 0 0.0
2020 Q3 80 2 2 25000.0
2020 Q2 180 0 0 0.0
2020 Q1 480 0 0 0.0
2019 Q4 104 0 0 0.0
2019 Q3 560 0 0 0.0
2019 Q2 600 0 0 0.0
2019 Q1 488 0 0 0.0
2018 Q4 120 2 0 16666.7
2018 Q3 560 0 0 0.0
2018 Q2 600 0 0 0.0
2018 Q1 488 0 0 0.0
2017 Q4 570 1 1 1754.4
2001 Q3 24 0 0 0.0
2001 Q2 0 0 0
2001 Q1 40 0 0 0.0
2000 Q4 0 0 0
2000 Q3 16 0 0 0.0
2000 Q2 93 0 0 0.0
2000 Q1 244 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.