Mining Incidents

D.L. Docko & Son, LLC Metal/Non-Metal

Controlled by David L Docko
Northwood, Rockingham County, NH  ·  Intermittent
MSHA Mine ID: 2700480

D.L. Docko & Son, LLC has $7K 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 2014
46
citations
11
significant & substantial
$7,325
proposed penalties
$7,325
paid to date
100% of proposed penalties paid to date, a $0 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2014
21
inspections on record
187
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: 187 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.

D.L. Docko & Son, LLC has $7K 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.
$7K
proposed penalties
$7K
current assessed
$7K
paid to date
$0
outstanding
45 assessments are final orders; 0 contested dockets.
As of the most recent assessment on 2025-08-25.
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 272 0 0 0.0
2025 Q2 1,062 0 0 0.0
2025 Q1 259 0 0 0.0
2024 Q4 258 0 0 0.0
2024 Q3 1,031 3 0 2909.8
2024 Q2 1,063 0 0 0.0
2024 Q1 255 0 0 0.0
2023 Q4 638 0 0 0.0
Show 38 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2023 Q3 1,011 0 0 0.0
2023 Q2 1,047 0 0 0.0
2023 Q1 135 0 0 0.0
2022 Q4 797 0 0 0.0
2022 Q3 924 2 1 2164.5
2022 Q2 873 4 3 4581.9
2022 Q1 64 0 0 0.0
2021 Q4 374 0 0 0.0
2021 Q3 727 0 0 0.0
2021 Q2 890 0 0 0.0
2021 Q1 108 0 0 0.0
2020 Q4 488 1 1 2049.2
2020 Q3 683 0 0 0.0
2020 Q2 940 0 0 0.0
2020 Q1 478 0 0 0.0
2019 Q4 847 0 0 0.0
2019 Q3 853 5 0 5861.7
2019 Q2 710 0 0 0.0
2019 Q1 130 0 0 0.0
2018 Q4 314 0 0 0.0
2018 Q3 1,060 0 0 0.0
2018 Q2 882 10 1 11337.9
2018 Q1 350 0 0 0.0
2017 Q4 387 0 0 0.0
2017 Q3 1,129 6 1 5314.4
2017 Q2 970 0 0 0.0
2017 Q1 588 0 0 0.0
2016 Q4 485 0 0 0.0
2016 Q3 1,123 4 2 3561.9
2016 Q2 966 0 0 0.0
2016 Q1 98 0 0 0.0
2015 Q4 580 0 0 0.0
2015 Q3 485 2 1 4123.7
2015 Q2 537 0 0 0.0
2015 Q1 109 0 0 0.0
2014 Q4 125 0 0 0.0
2014 Q3 318 0 0 0.0
2014 Q2 122 3 1 24590.2

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 D.L. Docko & Son, LLC

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.