Hazardous waste · violations by year
Hazardous waste violations in San Mateo County, California in 2025
- 10Handlers cited
- 16Violations on record
- 9Handlers cited in 2024
- 11thAmong California counties that year
San Mateo County, California has 10 hazardous waste handlers with at least one violation on record during 2025, across 16 separate violations. That compares with 9 in 2024. It is the 11th largest of the 17 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
- San Joaquin County 11
- Sacramento County 9
- Riverside County 13
- Ventura County 13
- Fresno County 6
- San Francisco County 6
- Kern County 4
- Santa Cruz County 3
Violations recorded in 2025
| Date | Handler | Where | Kind | Recorded by |
|---|---|---|---|---|
| 2025-11-14 | FEDERAL EXPRESS - ZSFR | South San Francisco | Standards Applicable to Generators of HW: General | S |
| 2025-09-02 | AMERESCO HALF MOON BAY LLC | Half Moon Bay | Standards Applicable to Generators of HW: General | S |
| 2025-09-02 | AMERESCO HALF MOON BAY LLC | Half Moon Bay | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | S |
| 2025-08-29 | CVS PHARMACY # 9833 | San Mateo | Standards Applicable to Recordkeeping and Reporting Applicable to Small and Large Quantity Generators | S |
| 2025-05-29 | RESONETICS MENLO PARK | Menlo Park | Standards Applicable to Recordkeeping and Reporting Applicable to Small and Large Quantity Generators | S |
| 2025-05-29 | RESONETICS MENLO PARK | Menlo Park | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | S |
| 2025-05-12 | SLAC NATIONAL ACCELERATOR LABORATORY | Menlo Park | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | S |
| 2025-04-16 | RESONETICS MENLO PARK | Menlo Park | Standards Applicable to Generators of HW: General | S |
| 2025-03-27 | CLEAN HARBORS ENVIRONMENTAL SERVICES INC PORT OF REDWOOD CITY | Redwood City | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | S |
| 2025-03-18 | SIMS METAL - REDWOOD CITY | Redwood | State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements | S |
| 2025-03-11 | SIMS METAL - REDWOOD CITY | Redwood | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | S |
| 2025-02-14 | VERILY LIFE SCIENCES | South San Francisco | Standards Applicable to Generators of HW: General | S |
| 2025-02-14 | VERILY LIFE SCIENCES | South San Francisco | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | S |
| 2025-02-14 | VERILY LIFE SCIENCES | South San Francisco | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | S |
| 2025-01-17 | GUARDANT HEALTH, INC. | Redwood City | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | S |
| 2025-01-10 | PG&E SEAPORT SPOILS YARD | Redwood City | State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements | S |
Figures from EPA’s RCRAInfo download.