Mining Incidents

BARRETO BEST BLOCK Metal/Non-Metal

arecibo, Arecibo County, PR  ·  Active
MSHA Mine ID: 5400492

BARRETO BEST BLOCK has $13K in proposed MSHA penalties and $4K 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 2014
57
citations
17
significant & substantial
$13,497
proposed penalties
$9,011
paid to date
67% of proposed penalties paid to date, a $4,486 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2014
65
inspections on record
548
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: 548 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.

BARRETO BEST BLOCK has $13K in proposed MSHA penalties and $4K 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.
$13K
proposed penalties
$13K
current assessed
$9K
paid to date
$4K
outstanding
51 assessments are final orders; 0 contested dockets.
As of the most recent assessment on 2024-10-08.
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 724 0 0 0.0
2025 Q3 1,320 0 0 0.0
2025 Q2 1,006 0 0 0.0
2025 Q1 824 0 0 0.0
2024 Q4 1,020 1 0 980.4
2024 Q3 1,176 1 0 850.3
2024 Q2 997 0 0 0.0
2024 Q1 832 0 0 0.0
Show 42 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2023 Q4 743 0 0 0.0
2023 Q3 1,018 0 0 0.0
2023 Q2 736 0 0 0.0
2023 Q1 939 0 0 0.0
2022 Q4 885 1 0 1129.9
2022 Q3 1,015 0 0 0.0
2022 Q2 1,051 0 0 0.0
2022 Q1 849 0 0 0.0
2021 Q4 976 1 0 1024.6
2021 Q3 1,086 0 0 0.0
2021 Q2 1,068 1 0 936.3
2021 Q1 1,020 0 0 0.0
2020 Q4 974 3 1 3080.1
2020 Q3 1,176 0 0 0.0
2020 Q2 956 0 0 0.0
2020 Q1 678 0 0 0.0
2019 Q4 880 4 2 4545.5
2019 Q3 982 0 0 0.0
2019 Q2 1,129 1 0 885.7
2019 Q1 1,015 0 0 0.0
2018 Q4 1,084 2 0 1845.0
2018 Q3 1,209 0 0 0.0
2018 Q2 1,376 4 1 2907.0
2018 Q1 1,256 0 0 0.0
2017 Q4 1,024 0 0 0.0
2017 Q3 963 0 0 0.0
2017 Q2 1,071 2 1 1867.4
2017 Q1 852 0 0 0.0
2016 Q4 284 1 0 3521.1
2016 Q3 393 0 0 0.0
2016 Q2 289 0 0 0.0
2016 Q1 129 0 0 0.0
2015 Q3 275 0 0 0.0
2015 Q2 255 2 0 7843.1
2015 Q1 254 0 0 0.0
2014 Q4 314 5 1 15923.6
2014 Q2 302 20 11 66225.2
2014 Q1 242 0 0 0.0
2013 Q4 468 0 0 0.0
2013 Q3 468 0 0 0.0
2013 Q2 468 0 0 0.0
2013 Q1 468 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 BARRETO BEST BLOCK

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.