Hazardous waste · inspections by year
Hazardous waste inspections in San Mateo County, California in 2026
- 22Handlers inspected
- 28Inspections on record
- 43Handlers inspected in 2025
- 10thAmong California counties that year
San Mateo County, California has 22 hazardous waste handlers with at least one inspection on record during 2026, across 28 separate inspections. That compares with 43 in 2025. It is the 10th largest of the 24 California 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
Comparable counties in California, 2026
- Kern County 24
- Riverside County 24
- San Diego County 26
- Ventura County 15
- Alameda County 31
- Contra Costa County 31
- Sacramento County 11
- San Joaquin County 11
Inspections recorded in 2026
| Date | Handler | Where | Kind | Recorded by |
|---|---|---|---|---|
| 2026-08-27 | SEAPORT REFINING LLC | Redwood City | COMPLIANCE EVALUATION INSPECTION | S |
| 2026-08-27 | ABBVIE BAY AREA | South San Francisco | COMPLIANCE EVALUATION INSPECTION | S |
| 2026-08-25 | UCSF / CALIFORNIA CANCER CARE | San Mateo | COMPLIANCE EVALUATION INSPECTION | S |
| 2026-08-18 | CLEAN HARBORS ENVIRONMENTAL SERVICES INC PORT OF REDWOOD CITY | Redwood City | COMPLIANCE EVALUATION INSPECTION | S |
| 2026-08-14 | RAPT THERAPEUTICS | South San Francisco | COMPLIANCE EVALUATION INSPECTION | S |
| 2026-08-12 | GENENTECH INC - LOWER CAMPUS | South San Francisco | COMPLIANCE EVALUATION INSPECTION | S |
| 2026-07-23 | FLYWHEEL AUTO REPAIR CENTER | Brisbane | COMPLIANCE EVALUATION INSPECTION | S |
| 2026-07-17 | BRISTOL-MYERS SQUIBB | Redwood City | COMPLIANCE EVALUATION INSPECTION | S |
| 2026-07-17 | REDWOOD CITY MEDICAL CENTER MARSHALL MEDICAL OFFICE BUILDING | Redwood City | COMPLIANCE EVALUATION INSPECTION | S |
| 2026-07-09 | MYRIAD GENETICS WOMEN'S HEALTH | South San Francisco | COMPLIANCE EVALUATION INSPECTION | S |
| 2026-07-08 | RAPT THERAPEUTICS | South San Francisco | COMPLIANCE EVALUATION INSPECTION | S |
| 2026-06-24 | AI INDUSTRIES, LLC | Redwood City | COMPLIANCE EVALUATION INSPECTION | S |
| 2026-06-18 | GENENTECH INC SOUTH CAMPUS | South San Francisco | COMPLIANCE EVALUATION INSPECTION | S |
| 2026-06-05 | RAPT THERAPEUTICS | South San Francisco | COMPLIANCE EVALUATION INSPECTION | S |
| 2026-05-14 | GENENTECH INC - LOWER CAMPUS | South San Francisco | COMPLIANCE EVALUATION INSPECTION | S |
| 2026-05-13 | PG&E MARTIN SERVICE CENTER | Daly City | COMPLIANCE EVALUATION INSPECTION | S |
| 2026-05-07 | STANFORD MEDICINE OUTPATIENT CENTER | Redwood City | COMPLIANCE EVALUATION INSPECTION | S |
| 2026-04-28 | SIMS METAL - REDWOOD CITY | Redwood | COMPLIANCE EVALUATION INSPECTION | S |
| 2026-04-03 | UPS - SAN BRUNO | South San Francisco | COMPLIANCE EVALUATION INSPECTION | S |
| 2026-03-27 | PG&E SAN CARLOS SERVICE CENTER | San Carlos | COMPLIANCE EVALUATION INSPECTION | S |
| 2026-03-13 | GENENTECH INC - BUILDING 56 | South San Francisco | COMPLIANCE EVALUATION INSPECTION | S |
| 2026-03-09 | PPG PAINT STORE 8120 | San Carlos | FACILITY SELF DISCLOSURE | S |
| 2026-03-06 | MRL SAN FRANCISCO, LLC | South San Francisco | COMPLIANCE EVALUATION INSPECTION | S |
| 2026-03-06 | TARGET STORE T1122 | San Mateo | COMPLIANCE EVALUATION INSPECTION | S |
| 2026-02-27 | CODEXIS INC | Redwood City | COMPLIANCE EVALUATION INSPECTION | S |
| 2026-02-17 | CLEAN HARBORS ENVIRONMENTAL SERVICES INC PORT OF REDWOOD CITY | Redwood City | FINANCIAL RECORD REVIEW | S |
| 2026-01-29 | CLEAN HARBORS ENVIRONMENTAL SERVICES INC PORT OF REDWOOD CITY | Redwood City | COMPLIANCE EVALUATION INSPECTION | S |
| 2026-01-22 | SEAPORT REFINING LLC | Redwood City | COMPLIANCE EVALUATION INSPECTION | S |
Figures from EPA’s RCRAInfo download.