Mining Incidents

Portable Plant 2 Metal/Non-Metal

Briggsdale, Weld County, CO  ·  Active
MSHA Mine ID: 0505048

Portable Plant 2 has $3K in proposed MSHA penalties and $244 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 2016
17
citations
3
significant & substantial
$2,783
proposed penalties
$2,539
paid to date
91% of proposed penalties paid to date, a $244 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2016
16
inspections on record
125
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: 125 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.

Portable Plant 2 has $3K in proposed MSHA penalties and $244 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.
$3K
proposed penalties
$3K
current assessed
$3K
paid to date
$244
outstanding
16 assessments are final orders; 0 contested dockets.
As of the most recent assessment on 2026-04-30.
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 615 0 0 0.0
2025 Q3 448 1 0 2232.1
2025 Q2 772 0 0 0.0
2025 Q1 598 0 0 0.0
2024 Q4 479 0 0 0.0
2024 Q3 763 0 0 0.0
2024 Q2 526 1 0 1901.1
2024 Q1 780 0 0 0.0
Show 34 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2023 Q4 727 0 0 0.0
2023 Q3 724 0 0 0.0
2023 Q2 439 0 0 0.0
2023 Q1 195 0 0 0.0
2022 Q4 510 0 0 0.0
2022 Q3 832 1 0 1201.9
2022 Q2 1,056 0 0 0.0
2022 Q1 744 1 0 1344.1
2021 Q4 540 0 0 0.0
2021 Q3 792 0 0 0.0
2021 Q2 674 4 3 5934.7
2021 Q1 398 0 0 0.0
2020 Q4 473 0 0 0.0
2020 Q3 732 0 0 0.0
2020 Q2 709 3 0 4231.3
2020 Q1 1,087 1 0 920.0
2019 Q4 1,977 0 0 0.0
2019 Q3 1,504 0 0 0.0
2019 Q2 1,010 0 0 0.0
2019 Q1 864 0 0 0.0
2018 Q4 617 0 0 0.0
2018 Q3 825 3 0 3636.4
2018 Q2 988 0 0 0.0
2018 Q1 0 0 0
2017 Q4 0 0 0
2017 Q3 0 0 0
2017 Q2 157 0 0 0.0
2017 Q1 71 0 0 0.0
2016 Q4 0 0 0
2016 Q3 530 1 0 1886.8
2016 Q2 1,911 0 0 0.0
2016 Q1 839 0 0 0.0
2015 Q4 1,595 0 0 0.0
2015 Q3 1,237 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 Portable Plant 2

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.