Mining Incidents

JSG Portable No 10 Metal/Non-Metal

Dousman, Waukesha County, WI  ·  Intermittent
MSHA Mine ID: 4703855

JSG Portable No 10 has $393 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
2
Years on record
2020–2022
Latest incident
May 2022
Compliance record
MSHA citations since 2020
3
citations
0
significant & substantial
$393
proposed penalties
$393
paid to date
100% of proposed penalties paid to date, a $0 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2020
6
inspections on record
55
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: 55 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.

JSG Portable No 10 has $393 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.
$393
proposed penalties
$393
current assessed
$393
paid to date
$0
outstanding
3 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 893 0 0 0.0
2025 Q3 528 0 0 0.0
2025 Q2 395 0 0 0.0
2025 Q1 0 0 0
2024 Q4 1,007 1 0 993.0
2024 Q3 1,187 0 0 0.0
2024 Q2 1,155 0 0 0.0
2024 Q1 901 0 0 0.0
Show 15 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2023 Q4 1,183 0 0 0.0
2023 Q3 1,108 0 0 0.0
2023 Q2 1,082 0 0 0.0
2023 Q1 289 0 0 0.0
2022 Q4 280 0 0 0.0
2022 Q3 281 0 0 0.0
2022 Q2 1,117 0 0 0.0
2022 Q1 1,393 0 0 0.0
2021 Q4 1,512 0 0 0.0
2021 Q3 1,695 0 0 0.0
2021 Q2 1,706 0 0 0.0
2021 Q1 1,416 0 0 0.0
2020 Q4 1,469 2 0 1361.5
2020 Q3 1,811 0 0 0.0
2020 Q2 969 0 0 0.0
No fatalities recorded at this mine.

Reportable incidents

2 on file

2022 · 1 incident

May 12, 2022 WI · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator DISORDERS (PHYSICAL AGENTS)
Johnson Sand & Gravel, Inc · Contact with heat

Weather change. Very warm and humid outside.

2020 · 1 incident

May 28, 2020 WI · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer DISORDERS (PHYSICAL AGENTS)
Johnson Sand & Gravel, Inc · Contact with heat

Employee was not feeling well. EE was experiencing light headedness and dizziness. EE left work at 8:30 am. EE was seen by EE's doctor and was diagnosed with heat exhaustion.

For insurers, brokers, and safety consultants

The full compliance file on JSG Portable No 10

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.