Pioneer Metal/Non-Metal
Williams Diversified Materials, Inc.
· Surface
Controlled by
Sandra Lee Williams
Picher OK,
Ottawa County,
OK
·
Active
MSHA Mine ID: 3401217
Pioneer has $293 in proposed MSHA penalties and $0 outstanding across 0 contested dockets, plus health sampling and the full incident record.
Watch this mine
Email me when a new MSHA incident is filed at Pioneer.
- Fatalities
- 0
- Total incidents
- 0
- Years on record
- —
- Latest incident
- —
Compliance record
MSHA citations since 2021
2
citations
1
significant & substantial
$293
proposed penalties
$293
paid to date
100% of proposed penalties paid to date, a $0 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2019
14
inspections on record
108
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: 108 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.
Pioneer has $293 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.$293
proposed penalties
$293
current assessed
$293
paid to date
$0
outstanding
2 assessments are final orders; 0 contested dockets.
As of the most recent assessment on 2024-08-05.
Source: MSHA assessed-violations and conference/litigation data, updated weekly.
See also
the operator's enforcement record
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 | 1,882 | 0 | 0 | 0.0 |
| 2025 Q3 | 801 | 0 | 0 | 0.0 |
| 2025 Q2 | 1,019 | 0 | 0 | 0.0 |
| 2025 Q1 | 1,139 | 0 | 0 | 0.0 |
| 2024 Q4 | 1,378 | 0 | 0 | 0.0 |
| 2024 Q3 | 1,267 | 1 | 0 | 789.3 |
| 2024 Q2 | 1,953 | 0 | 0 | 0.0 |
| 2024 Q1 | 1,815 | 0 | 0 | 0.0 |
Show 19 earlier quarters Hide earlier quarters
| Quarter | Hours worked | Citations | S&S | Per 1M hrs |
|---|---|---|---|---|
| 2023 Q4 | 924 | 0 | 0 | 0.0 |
| 2023 Q3 | 682 | 0 | 0 | 0.0 |
| 2023 Q2 | 939 | 0 | 0 | 0.0 |
| 2023 Q1 | 1,237 | 0 | 0 | 0.0 |
| 2022 Q4 | 1,373 | 0 | 0 | 0.0 |
| 2022 Q3 | 1,803 | 0 | 0 | 0.0 |
| 2022 Q2 | 1,549 | 0 | 0 | 0.0 |
| 2022 Q1 | 2,060 | 0 | 0 | 0.0 |
| 2021 Q4 | 2,386 | 0 | 0 | 0.0 |
| 2021 Q3 | 1,735 | 0 | 0 | 0.0 |
| 2021 Q2 | 1,099 | 0 | 0 | 0.0 |
| 2021 Q1 | 1,158 | 1 | 1 | 863.6 |
| 2020 Q4 | 1,184 | 0 | 0 | 0.0 |
| 2020 Q3 | 1,337 | 0 | 0 | 0.0 |
| 2020 Q2 | 1,352 | 0 | 0 | 0.0 |
| 2020 Q1 | 1,385 | 0 | 0 | 0.0 |
| 2019 Q4 | 813 | 0 | 0 | 0.0 |
| 2019 Q3 | 1,742 | 0 | 0 | 0.0 |
| 2019 Q2 | 873 | 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 Pioneer
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.