EPA Air · violations by state and year
High-priority air violations in California, 2026
- 221Violations
A high-priority violation is the most serious class of Clean Air Act non-compliance an agency records against a source; a federally reportable violation is the next tier below it. Every violation below was recorded against a source in California during 2026; one facility can appear more than once, because this is a record of what happened rather than a list of places.
Counties in California, 2026
California, other years
High-priority air violations recorded in California, 2026
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2026-07-30 | MARTINEZ REFINING COMPANY LLC (PREVIOUSLY SHELL OIL PRODUCTS US, MARTINEZ REF.) — high-priority violation on file | MARTINEZ, Contra Costa, CA | HPV day-zero determination | Local |
| 2026-07-30 | MARTINEZ REFINING COMPANY LLC (PREVIOUSLY SHELL OIL PRODUCTS US, MARTINEZ REF.) — high-priority violation on file | MARTINEZ, Contra Costa, CA | HPV day-zero determination | Local |
| 2026-07-30 | MARTINEZ REFINING COMPANY LLC (PREVIOUSLY SHELL OIL PRODUCTS US, MARTINEZ REF.) — high-priority violation on file | MARTINEZ, Contra Costa, CA | HPV day-zero determination | Local |
| 2026-07-30 | MARTINEZ REFINING COMPANY LLC (PREVIOUSLY SHELL OIL PRODUCTS US, MARTINEZ REF.) — high-priority violation on file | MARTINEZ, Contra Costa, CA | HPV day-zero determination | Local |
| 2026-07-30 | MARTINEZ REFINING COMPANY LLC (PREVIOUSLY SHELL OIL PRODUCTS US, MARTINEZ REF.) — high-priority violation on file | MARTINEZ, Contra Costa, CA | HPV day-zero determination | Local |
| 2026-07-27 | WEST CONTRA COSTA SANITARY LANDFILL — high-priority violation on file | RICHMOND, Contra Costa, CA | HPV day-zero determination | Local |
| 2026-07-23 | CHEVRON PRODUCTS COMPANY — high-priority violation on file | RICHMOND, Contra Costa, CA | HPV day-zero determination | Local |
| 2026-07-23 | MARTINEZ REFINING COMPANY LLC (PREVIOUSLY SHELL OIL PRODUCTS US, MARTINEZ REF.) — high-priority violation on file | MARTINEZ, Contra Costa, CA | HPV day-zero determination | Local |
| 2026-07-23 | WEST CONTRA COSTA SANITARY LANDFILL — high-priority violation on file | RICHMOND, Contra Costa, CA | HPV day-zero determination | Local |
| 2026-07-23 | WEST CONTRA COSTA SANITARY LANDFILL — high-priority violation on file | RICHMOND, Contra Costa, CA | HPV day-zero determination | Local |
| 2026-07-20 | CITY OF SUNNYVALE WTR POLLUTION — high-priority violation on file | SUNNYVALE, Santa Clara, CA | HPV day-zero determination | Local |
| 2026-07-20 | CITY OF SUNNYVALE WTR POLLUTION — high-priority violation on file | SUNNYVALE, Santa Clara, CA | HPV day-zero determination | Local |
| 2026-07-17 | REDWOOD LANDFILL INC — high-priority violation on file | NOVATO, Marin, CA | HPV day-zero determination | Local |
| 2026-07-13 | PHILLIPS 66 COMPANY - SAN FRANCISCO REFINERY — high-priority violation on file | RODEO, Contra Costa, CA | HPV day-zero determination | Local |
| 2026-07-08 | CHEVRON PRODUCTS COMPANY — high-priority violation on file | RICHMOND, Contra Costa, CA | Earliest FRV determination | Local |
| 2026-07-07 | CHEVRON PRODUCTS COMPANY — high-priority violation on file | RICHMOND, Contra Costa, CA | Earliest FRV determination | Local |
| 2026-07-07 | CHEVRON PRODUCTS COMPANY — high-priority violation on file | RICHMOND, Contra Costa, CA | Earliest FRV determination | Local |
| 2026-07-06 | TESLA MOTORS, INC — high-priority violation on file | FREMONT, Alameda, CA | HPV day-zero determination | Local |
| 2026-06-17 | TESLA MOTORS, INC — high-priority violation on file | FREMONT, Alameda, CA | HPV day-zero determination | Local |
| 2026-06-16 | REPUBLIC SERVICES VASCO ROAD, LLC — high-priority violation on file | LIVERMORE, Alameda, CA | HPV day-zero determination | Local |
| 2026-06-12 | CHEVRON PRODUCTS COMPANY — high-priority violation on file | RICHMOND, Contra Costa, CA | HPV day-zero determination | Local |
| 2026-06-12 | CHEVRON PRODUCTS COMPANY — high-priority violation on file | RICHMOND, Contra Costa, CA | HPV day-zero determination | Local |
| 2026-06-11 | INTERNATIONAL DISPOSAL CORPORATION OF — high-priority violation on file | SAN JOSE, Santa Clara, CA | HPV day-zero determination | Local |
| 2026-06-11 | INTERNATIONAL DISPOSAL CORPORATION OF — high-priority violation on file | SAN JOSE, Santa Clara, CA | HPV day-zero determination | Local |
| 2026-06-11 | INTERNATIONAL DISPOSAL CORPORATION OF — high-priority violation on file | SAN JOSE, Santa Clara, CA | HPV day-zero determination | Local |
| 2026-06-11 | INTERNATIONAL DISPOSAL CORPORATION OF — high-priority violation on file | SAN JOSE, Santa Clara, CA | HPV day-zero determination | Local |
| 2026-06-10 | UNITED STATES PIPE & FOUNDRY ( US PIPE ) — high-priority violation on file | UNION CITY, Alameda, CA | HPV day-zero determination | Local |
| 2026-06-10 | UNITED STATES PIPE & FOUNDRY ( US PIPE ) — high-priority violation on file | UNION CITY, Alameda, CA | HPV day-zero determination | Local |
| 2026-06-05 | TESLA MOTORS, INC — high-priority violation on file | FREMONT, Alameda, CA | Earliest FRV determination | Local |
| 2026-06-05 | TESLA MOTORS, INC — high-priority violation on file | FREMONT, Alameda, CA | Earliest FRV determination | Local |
| 2026-06-05 | TESLA MOTORS, INC — high-priority violation on file | FREMONT, Alameda, CA | Earliest FRV determination | Local |
| 2026-06-05 | TESLA MOTORS, INC — high-priority violation on file | FREMONT, Alameda, CA | Earliest FRV determination | Local |
| 2026-06-05 | TESLA MOTORS, INC — high-priority violation on file | FREMONT, Alameda, CA | Earliest FRV determination | Local |
| 2026-06-05 | TESLA MOTORS, INC — high-priority violation on file | FREMONT, Alameda, CA | Earliest FRV determination | Local |
| 2026-06-05 | TESLA MOTORS, INC — high-priority violation on file | FREMONT, Alameda, CA | Earliest FRV determination | Local |
| 2026-06-05 | TESLA MOTORS, INC — high-priority violation on file | FREMONT, Alameda, CA | Earliest FRV determination | Local |
| 2026-06-05 | TESLA MOTORS, INC — high-priority violation on file | FREMONT, Alameda, CA | HPV day-zero determination | Local |
| 2026-06-05 | TESLA MOTORS, INC — high-priority violation on file | FREMONT, Alameda, CA | HPV day-zero determination | Local |
| 2026-06-05 | TESLA MOTORS, INC — high-priority violation on file | FREMONT, Alameda, CA | Earliest FRV determination | Local |
| 2026-06-05 | TESLA MOTORS, INC — high-priority violation on file | FREMONT, Alameda, CA | HPV day-zero determination | Local |
| 2026-06-05 | TESLA MOTORS, INC — high-priority violation on file | FREMONT, Alameda, CA | Earliest FRV determination | Local |
| 2026-06-05 | TESLA MOTORS, INC — high-priority violation on file | FREMONT, Alameda, CA | Earliest FRV determination | Local |
| 2026-06-05 | TESLA MOTORS, INC — high-priority violation on file | FREMONT, Alameda, CA | Earliest FRV determination | Local |
| 2026-06-05 | TESLA MOTORS, INC — high-priority violation on file | FREMONT, Alameda, CA | Earliest FRV determination | Local |
| 2026-06-05 | TESLA MOTORS, INC — high-priority violation on file | FREMONT, Alameda, CA | HPV day-zero determination | Local |
| 2026-06-02 | VALERO BENICIA ASPHALT PLANT — high-priority violation on file | BENICIA, Solano, CA | HPV day-zero determination | Local |
| 2026-06-02 | REPUBLIC SERVICES OF SONOMA COUNTY — high-priority violation on file | PETALUMA (HISTORICAL), Sonoma, CA | HPV day-zero determination | Local |
| 2026-06-02 | VALERO REFINING COMPANY - CALIFORNIA — high-priority violation on file | BENICIA, Solano, CA | HPV day-zero determination | Local |
| 2026-06-02 | VALERO REFINING COMPANY - CALIFORNIA — high-priority violation on file | BENICIA, Solano, CA | HPV day-zero determination | Local |
| 2026-05-30 | TESLA MOTORS, INC — high-priority violation on file | FREMONT, Alameda, CA | HPV day-zero determination | Local |
| 2026-05-30 | TESLA MOTORS, INC — high-priority violation on file | FREMONT, Alameda, CA | HPV day-zero determination | Local |
| 2026-05-30 | TESLA MOTORS, INC — high-priority violation on file | FREMONT, Alameda, CA | HPV day-zero determination | Local |
| 2026-05-30 | TESLA MOTORS, INC — high-priority violation on file | FREMONT, Alameda, CA | HPV day-zero determination | Local |
| 2026-05-28 | REPUBLIC SERVICES VASCO ROAD, LLC — high-priority violation on file | LIVERMORE, Alameda, CA | HPV day-zero determination | Local |
| 2026-05-27 | PHILLIPS 66 COMPANY - SAN FRANCISCO REFINERY — high-priority violation on file | RODEO, Contra Costa, CA | HPV day-zero determination | Local |
| 2026-05-26 | CHEVRON PRODUCTS COMPANY — high-priority violation on file | RICHMOND, Contra Costa, CA | HPV day-zero determination | Local |
| 2026-05-26 | MARTINEZ REFINING COMPANY LLC (PREVIOUSLY SHELL OIL PRODUCTS US, MARTINEZ REF.) — high-priority violation on file | MARTINEZ, Contra Costa, CA | HPV day-zero determination | Local |
| 2026-05-26 | TESLA MOTORS, INC — high-priority violation on file | FREMONT, Alameda, CA | HPV day-zero determination | Local |
| 2026-05-26 | TESLA MOTORS, INC — high-priority violation on file | FREMONT, Alameda, CA | HPV day-zero determination | Local |
| 2026-05-26 | TESLA MOTORS, INC — high-priority violation on file | FREMONT, Alameda, CA | HPV day-zero determination | Local |
| 2026-05-26 | TESLA MOTORS, INC — high-priority violation on file | FREMONT, Alameda, CA | HPV day-zero determination | Local |
| 2026-05-26 | TESLA MOTORS, INC — high-priority violation on file | FREMONT, Alameda, CA | HPV day-zero determination | Local |
| 2026-05-26 | TESLA MOTORS, INC — high-priority violation on file | FREMONT, Alameda, CA | HPV day-zero determination | Local |
| 2026-05-26 | TESLA MOTORS, INC — high-priority violation on file | FREMONT, Alameda, CA | HPV day-zero determination | Local |
| 2026-05-26 | TESLA MOTORS, INC — high-priority violation on file | FREMONT, Alameda, CA | HPV day-zero determination | Local |
| 2026-05-21 | TESLA MOTORS, INC — high-priority violation on file | FREMONT, Alameda, CA | HPV day-zero determination | Local |
| 2026-05-21 | TESLA MOTORS, INC — high-priority violation on file | FREMONT, Alameda, CA | HPV day-zero determination | Local |
| 2026-05-21 | TESLA MOTORS, INC — high-priority violation on file | FREMONT, Alameda, CA | HPV day-zero determination | Local |
| 2026-05-21 | TESLA MOTORS, INC — high-priority violation on file | FREMONT, Alameda, CA | HPV day-zero determination | Local |
| 2026-05-21 | TESLA MOTORS, INC — high-priority violation on file | FREMONT, Alameda, CA | HPV day-zero determination | Local |
| 2026-05-12 | PHILLIPS 66 COMPANY - SAN FRANCISCO REFINERY — high-priority violation on file | RODEO, Contra Costa, CA | HPV day-zero determination | Local |
| 2026-05-12 | PHILLIPS 66 COMPANY - SAN FRANCISCO REFINERY — high-priority violation on file | RODEO, Contra Costa, CA | HPV day-zero determination | Local |
| 2026-05-12 | PHILLIPS 66 COMPANY - SAN FRANCISCO REFINERY — high-priority violation on file | RODEO, Contra Costa, CA | HPV day-zero determination | Local |
| 2026-05-12 | PHILLIPS 66 COMPANY - SAN FRANCISCO REFINERY — high-priority violation on file | RODEO, Contra Costa, CA | HPV day-zero determination | Local |
| 2026-05-11 | CHEVRON PRODUCTS COMPANY — high-priority violation on file | RICHMOND, Contra Costa, CA | HPV day-zero determination | Local |
| 2026-05-08 | TESORO REFINING & MARKETING COMPANY — high-priority violation on file | MARTINEZ, Contra Costa, CA | HPV day-zero determination | Local |
| 2026-05-08 | VALERO REFINING COMPANY - CALIFORNIA — high-priority violation on file | BENICIA, Solano, CA | HPV day-zero determination | Local |
| 2026-05-07 | REPUBLIC SERVICES OF SONOMA COUNTY — high-priority violation on file | PETALUMA (HISTORICAL), Sonoma, CA | HPV day-zero determination | Local |
| 2026-05-06 | REPUBLIC SERVICES OF SONOMA COUNTY — high-priority violation on file | PETALUMA (HISTORICAL), Sonoma, CA | HPV day-zero determination | Local |
| 2026-05-06 | REPUBLIC SERVICES OF SONOMA COUNTY — high-priority violation on file | PETALUMA (HISTORICAL), Sonoma, CA | HPV day-zero determination | Local |
| 2026-05-06 | REPUBLIC SERVICES OF SONOMA COUNTY — high-priority violation on file | PETALUMA (HISTORICAL), Sonoma, CA | HPV day-zero determination | Local |
| 2026-05-05 | HENKEL CORPORATION-AEROSPACE GROUP — high-priority violation on file | BAY POINT (HISTORICAL), Contra Costa, CA | HPV day-zero determination | Local |
| 2026-05-05 | HENKEL CORPORATION-AEROSPACE GROUP — high-priority violation on file | BAY POINT (HISTORICAL), Contra Costa, CA | HPV day-zero determination | Local |
| 2026-05-05 | HENKEL CORPORATION-AEROSPACE GROUP — high-priority violation on file | BAY POINT (HISTORICAL), Contra Costa, CA | Earliest FRV determination | Local |
| 2026-05-05 | HENKEL CORPORATION-AEROSPACE GROUP — high-priority violation on file | BAY POINT (HISTORICAL), Contra Costa, CA | Earliest FRV determination | Local |
| 2026-05-05 | HENKEL CORPORATION-AEROSPACE GROUP — high-priority violation on file | BAY POINT (HISTORICAL), Contra Costa, CA | Earliest FRV determination | Local |
| 2026-05-05 | HENKEL CORPORATION-AEROSPACE GROUP — high-priority violation on file | BAY POINT (HISTORICAL), Contra Costa, CA | Earliest FRV determination | Local |
| 2026-05-05 | HENKEL CORPORATION-AEROSPACE GROUP — high-priority violation on file | BAY POINT (HISTORICAL), Contra Costa, CA | Earliest FRV determination | Local |
| 2026-05-05 | HENKEL CORPORATION-AEROSPACE GROUP — high-priority violation on file | BAY POINT (HISTORICAL), Contra Costa, CA | Earliest FRV determination | Local |
| 2026-05-05 | HENKEL CORPORATION-AEROSPACE GROUP — high-priority violation on file | BAY POINT (HISTORICAL), Contra Costa, CA | Earliest FRV determination | Local |
| 2026-05-05 | HENKEL CORPORATION-AEROSPACE GROUP — high-priority violation on file | BAY POINT (HISTORICAL), Contra Costa, CA | Earliest FRV determination | Local |
| 2026-05-05 | HENKEL CORPORATION-AEROSPACE GROUP — high-priority violation on file | BAY POINT (HISTORICAL), Contra Costa, CA | Earliest FRV determination | Local |
| 2026-05-05 | HENKEL CORPORATION-AEROSPACE GROUP — high-priority violation on file | BAY POINT (HISTORICAL), Contra Costa, CA | Earliest FRV determination | Local |
| 2026-05-05 | HENKEL CORPORATION-AEROSPACE GROUP — high-priority violation on file | BAY POINT (HISTORICAL), Contra Costa, CA | Earliest FRV determination | Local |
| 2026-05-05 | HENKEL CORPORATION-AEROSPACE GROUP — high-priority violation on file | BAY POINT (HISTORICAL), Contra Costa, CA | HPV day-zero determination | Local |
| 2026-05-05 | HENKEL CORPORATION-AEROSPACE GROUP — high-priority violation on file | BAY POINT (HISTORICAL), Contra Costa, CA | Earliest FRV determination | Local |
| 2026-05-05 | HENKEL CORPORATION-AEROSPACE GROUP — high-priority violation on file | BAY POINT (HISTORICAL), Contra Costa, CA | Earliest FRV determination | Local |
| 2026-05-05 | PHILLIPS 66 COMPANY - SAN FRANCISCO REFINERY — high-priority violation on file | RODEO, Contra Costa, CA | HPV day-zero determination | Local |
| 2026-05-04 | CHEVRON PRODUCTS COMPANY — high-priority violation on file | RICHMOND, Contra Costa, CA | HPV day-zero determination | Local |
| 2026-05-04 | MARTINEZ REFINING COMPANY LLC (PREVIOUSLY SHELL OIL PRODUCTS US, MARTINEZ REF.) — high-priority violation on file | MARTINEZ, Contra Costa, CA | HPV day-zero determination | Local |
Page 1 of 3NextPage 2
Dates as filed by the agency that recorded the violation. Figures from EPA’s ICIS-AIR download.