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Sooner Metal/Non-Metal

Williams Diversified Materials, Inc. · Surface

Controlled by Sandra Lee Williams

Picher,Ok, Ottawa County, OK · Intermittent

MSHA Mine ID: 3402025

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Fatalities: 0
Total incidents: 3
Years on record: 2007–2016
Latest incident: Dec 2016

Compliance record

MSHA citations since 2007

citations

significant & substantial

$9,652

proposed penalties

$9,652

paid to date

Source: MSHA violations data, updated weekly.

Quarterly safety rates

Citations per million employee-hours, as reported to MSHA

Quarter	Hours worked	Citations	S&S	Per 1M hrs
2025 Q4	440	0	0	0.0
2025 Q3	399	0	0	0.0
2025 Q2	434	0	0	0.0
2025 Q1	426	0	0	0.0
2024 Q4	270	0	0	0.0
2024 Q3	305	0	0	0.0
2024 Q2	276	0	0	0.0
2024 Q1	209	0	0	0.0

Quarters under 100,000 reported hours are greyed: too few hours for a stable rate.

No fatalities recorded at this mine.

Reportable incidents

3 on file

2016 · 1 incident

December 24, 2016 OK · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)

Williams Diversified Materials, Inc. · Struck by... (Not Elsewhere Classified)

While using razor knife to cut slot in belt of wash plant, knife slipped, cutting employee's finger.

2014 · 1 incident

November 19, 2014 OK · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator HANDLING OF MATERIALS

Williams Diversified Materials, Inc. · Over-exertion in lifting objects

Employee was using shovel to clear chat from screening plant area. He felt a "pop" in his lower back. Diagnosis: lower back strain.

2007 · 1 incident

October 25, 2007 OK · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator SLIP OR FALL OF PERSON

Williams Diversified Materials, Inc. · Fall from machine

Employee was standing on hopper brace attempting to dislodge large rock which was caught in the hopper. He slipped off the brace, straining his left knee.