Mining Incidents

Portable Crusher #1 Metal/Non-Metal

Mill Iron Mining · Surface
Controlled by Noco Gravel and Sand
Greeley, Weld County, CO  ·  Active
MSHA Mine ID: 0505015

Portable Crusher #1 has $78K in proposed MSHA penalties and $5K outstanding across 12 contested dockets, plus health sampling and the full incident record.

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Fatalities
0
Total incidents
3
Years on record
2013–2017
Latest incident
Nov 2017
Compliance record
MSHA citations since 2014
171
citations
45
significant & substantial
$78,350
proposed penalties
$61,206
paid to date
78% of proposed penalties paid to date, a $17,144 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2014
51
inspections on record
745
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: 745 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 Crusher #1 has $78K in proposed MSHA penalties and $5K outstanding across 12 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.
$78K
proposed penalties
$66K
current assessed
$61K
paid to date
$5K
outstanding
164 assessments are final orders; 12 contested dockets.
As of the most recent assessment on 2025-10-22.
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 Q2 943 0 0 0.0
2025 Q1 324 2 1 6172.8
2024 Q4 3,713 0 0 0.0
2024 Q3 5,540 0 0 0.0
2024 Q2 6,918 3 2 433.7
2024 Q1 5,392 6 1 1112.8
2023 Q4 6,608 0 0 0.0
2023 Q3 9,562 0 0 0.0
Show 40 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2023 Q2 9,397 7 1 744.9
2023 Q1 12,185 3 0 246.2
2022 Q4 11,251 0 0 0.0
2022 Q3 11,226 0 0 0.0
2022 Q2 13,725 2 1 145.7
2022 Q1 10,668 0 0 0.0
2021 Q4 9,444 5 0 529.4
2021 Q3 10,931 0 0 0.0
2021 Q2 9,579 0 0 0.0
2021 Q1 9,452 0 0 0.0
2020 Q4 10,373 1 0 96.4
2020 Q3 10,743 1 0 93.1
2020 Q2 10,248 1 0 97.6
2020 Q1 10,227 0 0 0.0
2019 Q4 12,422 11 0 885.5
2019 Q3 12,582 0 0 0.0
2019 Q2 13,621 18 5 1321.5
2019 Q1 12,669 7 1 552.5
2018 Q4 12,658 0 0 0.0
2018 Q3 13,215 5 2 378.4
2018 Q2 11,808 0 0 0.0
2018 Q1 10,394 0 0 0.0
2017 Q4 9,300 4 1 430.1
2017 Q3 9,111 2 1 219.5
2017 Q2 8,117 1 0 123.2
2017 Q1 6,077 9 3 1481.0
2016 Q4 7,793 5 1 641.6
2016 Q3 6,765 34 14 5025.9
2016 Q2 6,330 0 0 0.0
2016 Q1 5,115 0 0 0.0
2015 Q4 4,797 0 0 0.0
2015 Q3 3,271 0 0 0.0
2015 Q2 4,797 2 0 416.9
2015 Q1 5,502 0 0 0.0
2014 Q4 7,202 3 0 416.6
2014 Q3 5,545 20 5 3606.9
2014 Q2 5,853 1 1 170.9
2014 Q1 4,973 6 0 1206.5
2013 Q4 4,860 0 0 0.0
2013 Q3 3,020 0 0 0.0
No fatalities recorded at this mine.

Reportable incidents

3 on file

2017 · 1 incident

November 21, 2017 CO · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman SLIP OR FALL OF PERSON
Mill Iron Mining · Fall from machine

Employee slipped on screen plant and fell injuring their shoulder and back. Employee went to Dr. and was placed on light duty. Employee was trained in fall protection and had access to fall protection but did not wear it at the time of the accident.

2016 · 1 incident

September 10, 2016 CO · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
Mill Iron Mining · Struck by falling object

Employee was cleaning the discharge chute for 4 inch plus sized rock. Upon completing the task, the employee positioned their face at the base of the chute and lifted the shield that prevents rock from bouncing off the chute and missing conveyor below; 4 inch rock exited chute just as EE lifted the shield/belt.

2013 · 1 incident

September 6, 2013 CO · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman SLIP OR FALL OF PERSON
Mill Iron Mining · Over-exertion (Not Elsewhere Classified)

While descending a ladder attached to the crusher, EE slipped & caught his left shoulder on the 4th rung of the ladder. He picked himself up, walked to the truck & drove to the office. EE was injured as a result of his failure to descend the ladder while facing the equipment, which is a requirement of the training administered to all mine employees.

For insurers, brokers, and safety consultants

The full compliance file on Portable Crusher #1

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.