Hazardous waste · inspections by year
Large quantity generators inspected in Chester County, Pennsylvania in 2025
- 18Handlers inspected
- 25Inspections on record
- 21Handlers inspected in 2024
- 14thAmong Pennsylvania counties that year
Chester County, Pennsylvania has 18 hazardous waste handlers with at least one inspection on record during 2025, across 25 separate inspections. That compares with 21 in 2024. It is the 14th largest of the 93 Pennsylvania 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 Pennsylvania, 2025
- Berks County 19
- Allegheny County 17
- Lancaster County 17
- York County 17
- Allegheny County 20
- Delaware County 16
- Philadelphia County 15
- Westmoreland County 15
Inspections recorded in 2025
| Date | Handler | Where | Kind | Recorded by |
|---|---|---|---|---|
| 2025-12-18 | ARKEMA WEST CHESTER PLANT | West Chester | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-12-17 | A DUIE PYLE INC | West Chester | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-12-16 | TEVA BRANDED PHARMACEUTICAL PRODUCTS R&D INC | West Chester | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-12-16 | TEVA BRANDED PHARMACEUTICAL PRODUCTS R&D INC | West Chester | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-11-14 | CHARLES RIVER LAB | Wayne | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-09-17 | ENERGY TRANSFER MARKETING & TERMINALS, LP - MALVERN TERMINAL | Malvern | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-09-15 | JOHNSON MATTHEY INC | Wayne | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-09-05 | SAFETY KLEEN SYSTEMS INC | West Chester | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-09-05 | SAFETY KLEEN SYSTEMS INC | West Chester | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-08-28 | VELTEK ASSOCIATES INC | Malvern | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-08-27 | UNIVERSITY OF PENNSYLVANIA | Kennett Square | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-08-25 | WHITFORD CORP | Elverson | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-08-22 | ACTION MANUFACTURING CO | Atglen | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-08-21 | CLEVELAND-CLIFFS PLATE LLC | Coatesville | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-08-20 | ACTION MANUFACTURING CO | Atglen | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-05-16 | DSM BIOMEDICAL | Exton | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-05-16 | DSM BIOMEDICAL | Exton | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-05-14 | SAFETY KLEEN SYSTEMS INC | West Chester | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-05-01 | FRONTAGE LABORATORIES INC | Exton | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-05-01 | FRONTAGE LABORATORIES INC | Exton | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-04-09 | ARKEMA WEST CHESTER PLANT | West Chester | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-04-02 | JANSSEN BIOTECH, INC. | Malvern | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-03-05 | SAFETY KLEEN SYSTEMS INC | West Chester | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-03-05 | SAFETY KLEEN SYSTEMS INC | West Chester | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-02-25 | PHARMABLOCK USA | West Chester | COMPLIANCE EVALUATION INSPECTION | S |
Figures from EPA’s RCRAInfo download.