COVANTA SEMASS, LLC is a hazardous waste treatment and disposal employer in WEST WAREHAM, MA. Federal records show 4 OSHA inspections with 11 violations and $19,875 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 3, 2026.
COVANTA SEMASS, LLC
141 CRANBERRY HIGHWAY, WEST WAREHAM, MA, 02576
562211 — Top companies in Hazardous Waste Treatment and Disposal
Industry Benchmark
Data Insights
Inspection Breakdown
Peer Comparison
Labor Relations (NLRB)
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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.
Other employers in Hazardous Waste Treatment and Disposal within MA
- CASELLA WASTE SYSTEMS, INC. — PEABODY — 2 federal records
- WASTE MANAGEMENT — N BILLERICA — 2 federal records
- ALLIED WASTE SERVICES OF MASSACHUSETTS, LLC — AUBURN — 1 federal record
- TRIUMVIRATE ENVIRONMENTAL — AMESBURY — 1 federal record
- CLEAN HARBORS OF BRAINTREE, INC. — BRAINTREE — 1 federal record
- ALLIED WASTE SERVICES OF MASSACHUSETTS, LLC — CHICOPEE — 1 federal record
- ALLIED WASTE SERVICES OF MASSACHUSETTS, LLC — TYNGSBORO — 1 federal record
- VEOLIA ES TECHNICAL SOLUTIONS, LLC — WEST BRIDGEWATER — 1 federal record
- CLEAN HARBORS ENVIRONMENTAL SERVICES, INC. — BRAINTREE — 1 federal record
- TRIUMVIRATE ENVIRONMENTAL — MIDDLETON
Industry context
Within the hazardous waste treatment and disposal industry in MA, COVANTA SEMASS, LLC ranks in the 99th percentile of OSHA violation frequency across 79 comparable establishments. That places this employer among the highest-violation establishments in its peer set.
OSHA penalty totals rank in the 96th percentile of the same peer group. Inspection frequency ranks in the 92th percentile.
The Bureau of Labor Statistics reports an industry-average Total Recordable Incident Rate (TRIR) of 1.9 for the hazardous waste treatment and disposal sector, with a Days Away, Restricted, or Transferred (DART) rate of 1.3.
Activity timeline
No federal enforcement activity has been recorded against this establishment in the past 24 months.
Frequently Asked Questions
- What is COVANTA SEMASS, LLC's OSHA violation history?
- COVANTA SEMASS, LLC has 4 OSHA inspections on record with 11 violations and $19,875 in total penalties.
- How does COVANTA SEMASS, LLC's safety record compare to its industry?
- COVANTA SEMASS, LLC operates in the hazardous waste treatment and disposal industry. The industry average Total Recordable Incident Rate (TRIR) is 1.9.
About this data
This profile aggregates federal enforcement records on COVANTA SEMASS, LLC of WEST WAREHAM, MA from 17 federal data sources. Records were found in 3 sources: OSHA workplace safety inspections, NLRB labor relations cases, and BLS industry safety benchmarks. The remaining 14 sources were checked and found no matching records: WHD, MSHA, EPA, OFLC, OFCCP, FMCSA, USAspending, SAM.gov, CMS, CPSC, NHTSA, UVA, SEC enforcement, SEC facts.
Establishments are matched across agencies using normalized employer name, state, and ZIP code. The dataset was last refreshed on May 3, 2026.
This profile may be incomplete if COVANTA SEMASS, LLCoperates 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.