Hazardous waste · inspections by year
Hazardous waste inspections in Middlesex County, Massachusetts in 2026
- 41Handlers inspected
- 44Inspections on record
- 62Handlers inspected in 2025
- 1stAmong Massachusetts counties that year
Middlesex County, Massachusetts has 41 hazardous waste handlers with at least one inspection on record during 2026, across 44 separate inspections. That compares with 62 in 2025. It is the 1st largest of the 11 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
By what a handler generates, in 2026
- Large quantity generators inspected in Middlesex County, Massachusetts 22
- Small quantity generators inspected in Middlesex County, Massachusetts 10
- Very small quantity generators inspected in Middlesex County, Massachusetts 8
Comparable counties in Massachusetts, 2026
- Hampden County 24
- Worcester County 20
- Bristol County 15
- Essex County 14
- Suffolk County 14
- Norfolk County 12
- Plymouth County 8
- Franklin County 7
Inspections recorded in 2026
| Date | Handler | Where | Kind | Recorded by |
|---|---|---|---|---|
| 2026-09-10 | MT AUBURN HOSPITAL | Cambridge | COMPLIANCE EVALUATION INSPECTION | S |
| 2026-09-02 | TRIUMVIRATE ENVIRONMENTAL, LLC | Somerville | COMPLIANCE EVALUATION INSPECTION | S |
| 2026-08-26 | RAYTHEON FORMER WALTHAM FACILITY | Waltham | COMPLIANCE EVALUATION INSPECTION | S |
| 2026-08-25 | CAMBRIDGE TOOL & MFG CO INC | Billerica | COMPLIANCE EVALUATION INSPECTION | S |
| 2026-08-18 | TRIUMVIRATE ENVIRONMENTAL MERRIMACK INC | Lowell | COMPLIANCE EVALUATION INSPECTION | S |
| 2026-08-13 | AMRIZE NORTHEAST INC | Ashland | COMPLIANCE EVALUATION INSPECTION | S |
| 2026-08-11 | DENTSPLY IMPLANTS | Waltham | COMPLIANCE SCHEDULE EVALUATION | S |
| 2026-08-10 | STRATA PATHOLOGY SERVICES INC | Lexington | COMPLIANCE EVALUATION INSPECTION | S |
| 2026-08-05 | ALLIED WASTE OF MASSACHUSETTS | Tyngsborough | COMPLIANCE EVALUATION INSPECTION | S |
| 2026-08-04 | COMMTANK INC | Wakefield | COMPLIANCE EVALUATION INSPECTION | S |
| 2026-07-28 | EMERSON HOSPITAL | Concord | COMPLIANCE EVALUATION INSPECTION | S |
| 2026-07-27 | JACKS USED CARS & PARTS INC | Billerica | COMPLIANCE EVALUATION INSPECTION | S |
| 2026-07-22 | 50 TUFTS STREET SITE | Somerville | COMPLIANCE EVALUATION INSPECTION | S |
| 2026-07-03 | KENS FOODS LLC | Marlborough | NO LONGER A SIGNIFICANT NON-COMPLIER | S |
| 2026-06-30 | HP INC | Waltham | COMPLIANCE EVALUATION INSPECTION | S |
| 2026-06-24 | QUEST DIAGNOSTICS MASSACHUSETTS LLC | Marlborough | COMPLIANCE EVALUATION INSPECTION | S |
| 2026-06-18 | BEACON WATERPROOFING NEW HQ | Winchester | SIGNIFICANT NON-COMPLIER | S |
| 2026-06-11 | NETBIO INC | Waltham | COMPLIANCE EVALUATION INSPECTION | S |
| 2026-06-10 | ELECTRONIC RECYCLERS INTERNATIONAL | Holliston | COMPLIANCE EVALUATION INSPECTION | S |
| 2026-06-09 | KENS FOODS LLC | Marlborough | SIGNIFICANT NON-COMPLIER | S |
| 2026-05-21 | NUCAR HONDA OF WESTFORD | Westford | COMPLIANCE EVALUATION INSPECTION | S |
| 2026-05-20 | DUPONT ELECTRONIC MATERIALS INTERNATIONAL LLC | Marlborough | COMPLIANCE EVALUATION INSPECTION | S |
| 2026-05-14 | MA BAY TRANSPORTATION AUTHORITY EVERETT CAMPUS | Everett | COMPLIANCE EVALUATION INSPECTION | S |
| 2026-04-29 | NTH CYCLE | Burlington | NO LONGER A SIGNIFICANT NON-COMPLIER | S |
| 2026-04-28 | NTH CYCLE | Burlington | COMPLIANCE SCHEDULE EVALUATION | S |
| 2026-04-23 | OPT INDUSTRIES | Medford | COMPLIANCE EVALUATION INSPECTION | S |
| 2026-04-14 | UMASS AT LOWELL NORTH CAMPUS | Lowell | COMPLIANCE EVALUATION INSPECTION | S |
| 2026-04-08 | ABCAM INC | Waltham | COMPLIANCE SCHEDULE EVALUATION | S |
| 2026-03-31 | NEW ENGLAND POWER COMPANY | Waltham | COMPLIANCE EVALUATION INSPECTION | S |
| 2026-03-23 | NASHOBA VALLEY SKI AREA | Westford | COMPLIANCE EVALUATION INSPECTION | S |
| 2026-03-18 | STATE OFFICE FOR PHARMACY SERVICES | Tewksbury | COMPLIANCE EVALUATION INSPECTION | S |
| 2026-03-16 | ANIKA THERAPEUTICS INC | Bedford | COMPLIANCE EVALUATION INSPECTION | S |
| 2026-03-11 | LISTA INTERNATIONAL CORP | Holliston | COMPLIANCE EVALUATION INSPECTION | S |
| 2026-02-26 | FACTORIAL INC | Billerica | COMPLIANCE EVALUATION INSPECTION | S |
| 2026-02-26 | LIGHTFORCE ORTHODONTICS | Wilmington | COMPLIANCE EVALUATION INSPECTION | S |
| 2026-02-19 | SANOFI | Cambridge | COMPLIANCE EVALUATION INSPECTION | S |
| 2026-02-12 | ROCHE BROTHERS BARREL & DRUM CO | Lowell | COMPLIANCE EVALUATION INSPECTION | S |
| 2026-02-11 | NATGUN | Wakefield | SIGNIFICANT NON-COMPLIER | S |
| 2026-02-10 | PLATING FOR ELECTRONICS LLC | Waltham | COMPLIANCE EVALUATION INSPECTION | S |
| 2026-02-05 | AST PRODUCTS INC | Billerica | COMPLIANCE SCHEDULE EVALUATION | S |
| 2026-02-05 | AST PRODUCTS INC | Billerica | NO LONGER A SIGNIFICANT NON-COMPLIER | S |
| 2026-02-05 | METAL IMPROVEMENT | Wilmington | COMPLIANCE EVALUATION INSPECTION | S |
| 2026-01-29 | SNAPDRAGON CHEMISTRY INC | Waltham | COMPLIANCE EVALUATION INSPECTION | S |
| 2026-01-15 | SANOFI | Waltham | COMPLIANCE EVALUATION INSPECTION | S |
Figures from EPA’s RCRAInfo download.