TRI-STATE MINING SUPPLY INC. is a fabricated structural metal manufacturing employer in SOMERSET, PA. Federal records show 1 OSHA inspection with 7 violations and $600 in penalties. All data sourced from public federal enforcement records.
Data sourced from OSHA, DOL WHD, MSHA, EPA ECHO, NLRB, FMCSA, OFLC, BLS, SAM.gov, CMS, USAspending, CPSC, NHTSA, and the UVA Corporate Prosecution Registry. Last updated: May 1, 2026.
TRI-STATE MINING SUPPLY INC.
106 QUECREEK ROAD, SOMERSET, PA, 15501
Parent: NI Holdings, Inc. (784 locations)
332312 — Top companies in Fabricated Structural Metal Manufacturing
Industry Benchmark
Data Insights
Inspection Breakdown
Peer Comparison
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Inspection History
No inspection records found.
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Data aggregated from public federal enforcement and program records (OSHA, WHD, MSHA, EPA, NLRB, FMCSA, OFLC, BLS, SAM.gov, CMS, USAspending, CPSC, NHTSA) plus the UVA Corporate Prosecution Registry. Employer profiles matched by name and location — matching errors may occur. Risk scores computed by FastDOL, not official government assessments. OSHA citations typically appear 3-8 months after the inspection, so very recent enforcement actions may not yet be reflected. Data provided as-is. Report a data error.
Part of a larger organization
TRI-STATE MINING SUPPLY INC. is one of 784 establishments in our dataset that roll up under the parent organization NI Holdings, Inc.. NI Holdings, Inc. is a SEC public reporter (NODK), with most recent reported revenue of $285M.
Federal enforcement records on TRI-STATE MINING SUPPLY INC. represent activity at this specific establishment. The full enforcement footprint of NI Holdings, Inc. across all 784 of its tracked locations is viewable on the parent profile.
Other establishments operated by NI Holdings, Inc.
- TRI-STATE ENVELOPE CORPORATION — ASHLAND, PA — 3 federal records
- TRI-STATE CUT STONE AND BRICK COMPANY — FRANKFORT, IL — 2 federal records
- TRI-STATE FABRICATORS, INC. — AMELIA, OH — 2 federal records
- TRI-STATE ELECTRIC & MACHINE COMPANY — GLEN DALE, WV — 2 federal records
- TRI-STATE CRANE & RIGGING SERVICE, L.L.C. — CEDAR RAPIDS, IA — 2 federal records
- TRISTATE CONTAINER CORP — BENSALEM, PA — 2 federal records
- TRI-STATE POLE & PILING, INC. — LUCEDALE, MS — 2 federal records
- TRI-STATE PAINTING CO., INC. — HUNTINGBURG, IN — 2 federal records
- TRI-STATE ROOFING & SHEETMETAL COMPANY — DAVISVILLE, WV — 2 federal records
- TRI-STATE SPRINKLER CORPORATION — MEMPHIS, TN — 2 federal records
Other employers in Fabricated Structural Metal Manufacturing within PA
- MILTON STEEL COMPANY — MILTON — 3 federal records
- GREINER INDUSTRIES, INC. — MOUNT JOY — 3 federal records
- SMITHAHN COMPANY INC. — BETHLEHEM — 3 federal records
- FORMIT METAL FABRICATORS, LLC — YORK — 2 federal records
- TMS INTERNATIONAL, LLC — ALIQUIPPA — 2 federal records
- HABERLE STEEL, INC. — SOUDERTON — 2 federal records
- AMTHOR STEEL — ERIE — 2 federal records
- NOFTZ SHEET METAL — PITTSBURGH — 2 federal records
- INSTEEL WIRE PRODUCTS — HAZLETON — 2 federal records
- NORTHEAST INDUSTRIAL MANUFACTURING, INC. — GREENVILLE — 2 federal records
Industry context
Within the fabricated structural metal manufacturing industry in PA, TRI-STATE MINING SUPPLY INC. ranks in the 83th percentile of OSHA violation frequency across 977 comparable establishments. That places this employer among the highest-violation establishments in its peer set.
OSHA penalty totals rank in the 61th percentile of the same peer group.
The Bureau of Labor Statistics reports an industry-average Total Recordable Incident Rate (TRIR) of 3.4 for the fabricated structural metal manufacturing sector, with a Days Away, Restricted, or Transferred (DART) rate of 1.8.
Activity timeline
No federal enforcement activity has been recorded against this establishment in the past 14 years.
Frequently Asked Questions
- What is TRI-STATE MINING SUPPLY INC.'s OSHA violation history?
- TRI-STATE MINING SUPPLY INC. has 1 OSHA inspection on record with 7 violations and $600 in total penalties.
- How does TRI-STATE MINING SUPPLY INC.'s safety record compare to its industry?
- TRI-STATE MINING SUPPLY INC. operates in the fabricated structural metal manufacturing industry. The industry average Total Recordable Incident Rate (TRIR) is 3.4.
About this data
This profile aggregates federal enforcement records on TRI-STATE MINING SUPPLY INC. of SOMERSET, PA from 17 federal data sources. Records were found in 4 sources: OSHA workplace safety inspections, MSHA mine safety enforcement, SEC XBRL companyfacts (parent financials), and BLS industry safety benchmarks. The remaining 13 sources were checked and found no matching records: WHD, EPA, NLRB, OFLC, OFCCP, FMCSA, USAspending, SAM.gov, CMS, CPSC, NHTSA, UVA, SEC enforcement.
Establishments are matched across agencies using normalized employer name, state, and ZIP code. The dataset was last refreshed on May 1, 2026. TRI-STATE MINING SUPPLY INC. resolves to the parent rollup NI Holdings, Inc., which operates 784 establishments in our dataset.
This profile may be incomplete if TRI-STATE MINING SUPPLY INC.operates under multiple legal names, files under variations our entity-matching rules don't yet cover, or maintains records below current matching thresholds. To report a missing record or correction, email corrections@fastdol.com.