Summary
KOPPERS CO INC has accumulated 16 OSHA violations across 1 inspection over 52 years of recorded history, with $390 in total assessed penalties.
The establishment sits in the 95th percentile for violations within its industry-state peer group of 76,455 employers. The most recent enforcement activity was recorded 52 years ago.
Federal records were found in 2 of 15 sources. Sources without matching records returned empty for this establishment.
Agency coverage
KOPPERS CO INC appears in OSHA workplace safety and NLRB labor relations records only. No matching records were found in WHD wage enforcement, MSHA mine safety, EPA environmental compliance, OFLC visa and labor certification (historical), FMCSA motor carrier registration, SAM.gov federal debarment, CMS nursing home enforcement, UVA Corporate Prosecution Registry, CPSC product recalls, or NHTSA vehicle recalls.
OSHA workplace safety
100% of inspections at this establishment produced violations,
Most-cited OSHA standards
Top OSHA standards cited at this employer, ranked by citation count. Standards (CFR sections) cluster citations into safety themes -- machine guarding, lockout-tagout, hazard communication, fall protection, process safety, etc. A concentration on one or two sections reveals a pattern that individual citations don’t. 16 distinct standards shown · 16 citations in this view · $390 in penalties.
| CFR section | Citations | Inspections | Total penalty | First cited | Last cited |
|---|---|---|---|---|---|
| 29 CFR 1910.0309 A 011022 | 1 | 1 | $30 | Jul 1973 | Jul 1973 |
| 29 CFR 1910.0022 B02 | 1 | 1 | $30 | Jul 1973 | Jul 1973 |
| 29 CFR 1910.0023 C01 | 1 | 1 | $30 | Jul 1973 | Jul 1973 |
| 29 CFR 1910.0023 C02 | 1 | 1 | $30 | Jul 1973 | Jul 1973 |
| 29 CFR 1910.0028 A | 1 | 1 | $30 | Jul 1973 | Jul 1973 |
| 29 CFR 1910.0028 A03 | 1 | 1 | $30 | Jul 1973 | Jul 1973 |
| 29 CFR 1910.0176 B | 1 | 1 | $30 | Jul 1973 | Jul 1973 |
| 29 CFR 1910.0178 K | 1 | 1 | $30 | Jul 1973 | Jul 1973 |
| 29 CFR 1910.0212 A01 | 1 | 1 | $30 | Jul 1973 | Jul 1973 |
| 29 CFR 1910.0219 F01 | 1 | 1 | $30 | Jul 1973 | Jul 1973 |
| 29 CFR 1910.0219 F03 | 1 | 1 | $30 | Jul 1973 | Jul 1973 |
| 29 CFR 1910.0022 A03 | 1 | 1 | $30 | Jul 1973 | Jul 1973 |
| 29 CFR 1910.0219 C04 | 1 | 1 | $30 | Jul 1973 | Jul 1973 |
| 29 CFR 1910.0215 C06 | 1 | 1 | — | Jul 1973 | Jul 1973 |
| 29 CFR 1910.0309 A 004005 | 1 | 1 | — | Jul 1973 | Jul 1973 |
| 29 CFR 1910.0309 A 004004 | 1 | 1 | — | Jul 1973 | Jul 1973 |
Source: OSHA inspection citations (violation_detail). CFR section codes can be looked up at osha.gov/laws-regs for the formal standard text. Per-inspection detail and the specific violation descriptions are available by expanding individual inspections below.
Peer comparison
Worse on violations than nearly every other employer. Peer group: 76,455 employers. This establishment has 16 OSHA violations; peer median is 1.
Safety self-report (OSHA 300A)
No self-reported injury rates filed with OSHA's Injury Tracking Application for KOPPERS CO INC. Verify directly with OSHA Injury Tracking Application →
Inspection breakdown
Complaint- and accident-triggered inspections are stronger risk signals than routine planned inspections.
OSHA severe injury reports
No severe injury reports (hospitalization, amputation, or loss of an eye) on file under 29 CFR 1904.39 for KOPPERS CO INC. Verify directly with Occupational Safety and Health Administration →
Activity timeline
No federal enforcement activity has been recorded against this establishment in 52+ years. Most recent activity: 52 years ago. Data on this page is refreshed weekly.
Wage & Hour Division (WHD)
No WHD wage, overtime, or child-labor enforcement cases on file for KOPPERS CO INC. Verify directly with Wage and Hour Division →
Mine safety (MSHA)
No MSHA mine safety violations on file for KOPPERS CO INC. Verify directly with Mine Safety and Health Administration →
Labor relations (NLRB)
Company-level in IL — for KOPPERS CO INC, not this location alone
National Labor Relations Board — unfair labor practice charges and union representation cases. The NLRB records cases at the company/regional level (no worksite address), so these are matched by company name and state and may span other KOPPERS CO INC locations in the same state.
NLRB cases
National Labor Relations Board cases involving this employer. Includes unfair labor practice (ULP) filings and representation election proceedings. NLRB enforcement is process-driven; no per-case monetary penalty is assessed (remedies are case-by-case backpay orders, posting requirements, election re-runs, etc.). 8 cases · 8 ULP
| Case number | Type | Filed | Closed | Status | Region |
|---|---|---|---|---|---|
| 25-CA-360537 | Unfair labor practice | Feb 2025 | — | Open | Region 25, Indianapolis, Indiana |
| 13-CA-308486 | Unfair labor practice | Dec 2022 | Jan 2023 | Closed | Region 13, Chicago, Illinois |
| 13-CA-293074 | Unfair labor practice | Mar 2022 | Sep 2025 | Closed | Region 13, Chicago, Illinois |
| 13-CA-292792 | Unfair labor practice | Mar 2022 | Jun 2022 | Closed | Region 13, Chicago, Illinois |
| 13-CA-257598 | Unfair labor practice | Mar 2020 | Sep 2020 | Closed | Region 13, Chicago, Illinois |
| 13-CA-171094 | Unfair labor practice | Mar 2016 | Sep 2017 | Closed | Region 13, Chicago, Illinois |
| 25-CA-120689 | Unfair labor practice | Jan 2014 | Mar 2014 | Closed | Region 25, Indianapolis, Indiana |
| 13-CA-043440 | Unfair labor practice | Jun 2006 | Jan 2007 | Closed | Region 13, Chicago, Illinois |
Source: NLRB case files. Rows shown are those the agency has published. Region numbers (1–31) correspond to NLRB's geographic offices.
Visa & labor certification (OFLC) — historical
No H-1B, H-2A, or H-2B labor condition applications on file (historical data only — DOL ended OFLC publication) for KOPPERS CO INC. Verify directly with Office of Foreign Labor Certification →
Environmental compliance (EPA)
No EPA inspections or formal enforcement actions on file for KOPPERS CO INC. Verify directly with Environmental Protection Agency →
Federal criminal prosecution record
No federal criminal prosecutions, plea agreements, or deferred-prosecution agreements on file for KOPPERS CO INC. Verify directly with UVA Corporate Prosecution Registry →
Inspection history
| Date | Trigger | Violations | Serious | Penalty | |
|---|---|---|---|---|---|
| 1973-07-10 | Accident | 16 | — | $390 |
Source: OSHA IMIS. Citation amounts reflect initially assessed penalties; final amounts after appeal may differ.
In the news
Related searches
- Employers in ILState-wide enforcement data
About this data
This profile aggregates federal enforcement records on KOPPERS CO INC from every major federal compliance and enforcement source plus the UVA Corporate Prosecution Registry. OSHA workplace safety inspections, WHD wage cases, MSHA mine safety, EPA environmental enforcement, NLRB labor relations, OFLC visa/labor certification, FMCSA motor carrier registration, SAM.gov debarments, CMS nursing-home records, BLS industry safety benchmarks, OSHA ITA self-reported injury rates, SEC enforcement and financial disclosures, CPSC and NHTSA recalls.
Establishments are matched across agencies using normalized employer name, state, and ZIP code.
OSHA citations typically appear 3–8 months after the inspection, so very recent enforcement actions may not yet be reflected. Profiles may be incomplete if the establishment operates under multiple legal names or files under variations our entity-matching rules don’t yet cover. To report a missing record or correction, email corrections@fastdol.com.
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Contact sales →Frequently asked
- What is KOPPERS CO INC's OSHA violation history?
- KOPPERS CO INC has 1 OSHA inspection on record with 16 violations and $390 in total penalties.