Hazardous waste · violations by year
Hazardous waste violations in Ontario, California in 2025
- 3Handlers cited
- 5Violations on record
- 29thAmong California counties that year
Ontario, California has 3 hazardous waste handlers with at least one violation on record during 2025, across 5 separate violations. It is the 29th largest of the 44 California counties with three or more handlers cited that year. Each row below carries the date the violation was recorded, the agency that recorded it and the kind of violation it was.
Other years
Comparable counties in California, 2025
Violations recorded in 2025
| Date | Handler | Where | Kind | Recorded by |
|---|---|---|---|---|
| 2025-09-29 | LIGHTING RESOURCES LLC | Ontario | Standards for Owners and Operators of HW TSDs: Manifest System, Recordkeeping and Reporting | S |
| 2025-09-29 | LIGHTING RESOURCES LLC | Ontario | EPA Administered Permit Programs: the HW Permit Program Permit Conditions | S |
| 2025-07-30 | NEW INDY CONTAINERBOARD | Ontario | Standards Applicable to Generators of HW: General | S |
| 2025-07-18 | 3M WEST COAST DISTRIBUTION CENTER | Ontario | Standards Applicable to Recordkeeping and Reporting Applicable to Small and Large Quantity Generators | S |
| 2025-07-18 | 3M WEST COAST DISTRIBUTION CENTER | Ontario | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | S |
Figures from EPA’s RCRAInfo download.