Hazardous waste · inspections by year
Large quantity generators inspected in Middlesex County, Massachusetts in 2025
- 27Handlers inspected
- 30Inspections on record
- 31Handlers inspected in 2024
- 1stAmong Massachusetts counties that year
Middlesex County, Massachusetts has 27 hazardous waste handlers with at least one inspection on record during 2025, across 30 separate inspections. That compares with 31 in 2024. It is the 1st largest of the 23 Massachusetts counties with three or more handlers inspected that year. Each row below carries the date the inspection was recorded, the agency that recorded it and the kind of inspection it was.
Other years
Comparable counties in Massachusetts, 2025
- Hampden County 21
- Middlesex County 18
- Middlesex County 15
- Worcester County 14
- Hampden County 13
- Bristol County 11
- Essex County 11
- Norfolk County 11
Inspections recorded in 2025
| Date | Handler | Where | Kind | Recorded by |
|---|---|---|---|---|
| 2025-12-03 | OLIN CHEMICAL SUPERFUND SITE | Wilmington | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-12-02 | KIDDE FENWAL LLC | Ashland | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-11-20 | LEMAITRE VASCULAR INC | Burlington | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-11-18 | UNIVAR SOLUTIONS USA LLC | Tewksbury | COMPLIANCE SCHEDULE EVALUATION | S |
| 2025-11-18 | UNIVAR SOLUTIONS USA LLC | Tewksbury | NO LONGER A SIGNIFICANT NON-COMPLIER | S |
| 2025-11-13 | MURPHYS WASTE OIL SERVICE INC | Woburn | SIGNIFICANT NON-COMPLIER | S |
| 2025-11-06 | NTH CYCLE | Burlington | SIGNIFICANT NON-COMPLIER | S |
| 2025-10-28 | OLIGO FACTORY INC | Holliston | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-10-21 | ENTEGRIS INC | Billerica | COMPLIANCE SCHEDULE EVALUATION | S |
| 2025-10-02 | E INK CORPORATION | Billerica | COMPLIANCE SCHEDULE EVALUATION | S |
| 2025-10-02 | EMD MILLIPORE | Burlington | COMPLIANCE SCHEDULE EVALUATION | S |
| 2025-09-30 | DISCOVERY LABWARE INC | Bedford | COMPLIANCE SCHEDULE EVALUATION | S |
| 2025-09-30 | COVESTRO LLC | Wilmington | COMPLIANCE EVALUATION INSPECTION | E |
| 2025-09-25 | TRIUMVIRATE ENVIRONMENTAL MERRIMACK INC | Lowell | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-09-23 | THERMO FISHER SCIENTIFIC | Chelmsford | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-09-18 | VULCANFORMS INC | Devens | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-09-18 | MURPHYS WASTE OIL SERVICE INC | Woburn | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-09-10 | SAFETY KLEEN SYSTEMS INC | Marlborough | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-09-04 | ENTEGRIS INC | Bedford | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-08-26 | SHIRE | Lexington | COMPLIANCE SCHEDULE EVALUATION | S |
| 2025-08-14 | GREEN ANALYTICS MASSACHUSETTS | Framingham | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-07-31 | FOG PHARMA | Cambridge | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-07-24 | THERMO FISHER SCIENTIFIC | Bedford | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-06-16 | MIT LINCOLN LABORATORY | Lexington | SIGNIFICANT NON-COMPLIER | S |
| 2025-05-14 | TECOMET | Woburn | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-04-10 | UNITED PARCEL SERVICE MACHE | Chelmsford | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-03-13 | NEWTON WELLESLEY HOSPITAL | Newton | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-03-11 | PFIZER INC | Cambridge | COMPLIANCE EVALUATION INSPECTION | E |
| 2025-01-28 | UNIVAR SOLUTIONS USA LLC | Tewksbury | SIGNIFICANT NON-COMPLIER | S |
| 2025-01-09 | LANTHEUS MEDICAL IMAGING INC | Billerica | COMPLIANCE EVALUATION INSPECTION | S |
Figures from EPA’s RCRAInfo download.