Hazardous waste · inspections by year
Chemical manufacturing inspected in Maricopa County, Arizona in 2025
- 6Handlers inspected
- 7Inspections on record
- 4Handlers inspected in 2024
- 3rdAmong Arizona counties that year
Maricopa County, Arizona has 6 hazardous waste handlers with at least one inspection on record during 2025, across 7 separate inspections. That compares with 4 in 2024. It is the 3rd largest of the 11 Arizona 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 Arizona, 2025
- Maricopa County 6
- Maricopa County 6
- Maricopa County 7
- Maricopa County 5
- Maricopa County 5
- Maricopa County 5
- Maricopa County 3
- Maricopa County 3
Inspections recorded in 2025
| Date | Handler | Where | Kind | Recorded by |
|---|---|---|---|---|
| 2025-12-17 | NAMMO DEFENSE SYSTEMS INC. | Mesa | COMPLIANCE EVALUATION INSPECTION | E |
| 2025-09-19 | P F TECHNOLOGIES | Phoenix | NON-FINANCIAL RECORD REVIEW | S |
| 2025-08-12 | TROY CORPORATION ARIZONA | Phoenix | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-06-10 | HILL BROTHERS CHEMICAL COMPANY - PHOENIX | Phoenix | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-06-02 | SHIN-ETSU MICROSI | Phoenix | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-05-08 | PROCTER & GAMBLE MANUFACTURING PHOENIX PLANT | Phoenix | COMPLIANCE EVALUATION INSPECTION | S |
| 2025-02-18 | NAMMO DEFENSE SYSTEMS INC. | Mesa | COMPLIANCE EVALUATION INSPECTION | S |
Figures from EPA’s RCRAInfo download.