EPA Air · violations by county and year
High-priority air violations in Contra Costa County, California, 2025
- 284Violations
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 step down in severity. Each row below is one violation recorded against a source in Contra Costa County, California during 2025. A facility can appear several times: this is the year’s record of what happened, not a list of places. The sources themselves are on the Contra Costa County facility page.
Contra Costa County, California, 2025
- Inspections 24
High-priority air violations in Contra Costa County, other years
High-priority air violations recorded in Contra Costa County, California, 2025
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2025-07-02 | MARTINEZ REFINING COMPANY LLC (PREVIOUSLY SHELL OIL PRODUCTS US, MARTINEZ REF.) — high-priority violation on file | HPV day-zero determination | Local |
| 2025-07-02 | PHILLIPS 66 COMPANY - SAN FRANCISCO REFINERY — high-priority violation on file | Earliest FRV determination | Local |
| 2025-07-02 | PHILLIPS 66 COMPANY - SAN FRANCISCO REFINERY — high-priority violation on file | Earliest FRV determination | Local |
| 2025-07-02 | PHILLIPS 66 COMPANY - SAN FRANCISCO REFINERY — high-priority violation on file | HPV day-zero determination | Local |
| 2025-07-01 | CHEVRON PRODUCTS COMPANY — high-priority violation on file | HPV day-zero determination | Local |
| 2025-07-01 | CHEVRON PRODUCTS COMPANY — high-priority violation on file | HPV day-zero determination | Local |
| 2025-07-01 | CHEVRON PRODUCTS COMPANY — high-priority violation on file | HPV day-zero determination | Local |
| 2025-07-01 | CHEVRON PRODUCTS COMPANY — high-priority violation on file | HPV day-zero determination | Local |
| 2025-07-01 | CHEVRON PRODUCTS COMPANY — high-priority violation on file | HPV day-zero determination | Local |
| 2025-07-01 | CHEVRON PRODUCTS COMPANY — high-priority violation on file | Earliest FRV determination | Local |
| 2025-07-01 | CHEVRON PRODUCTS COMPANY — high-priority violation on file | HPV day-zero determination | Local |
| 2025-07-01 | CHEVRON PRODUCTS COMPANY — high-priority violation on file | HPV day-zero determination | Local |
| 2025-07-01 | CHEVRON PRODUCTS COMPANY — high-priority violation on file | HPV day-zero determination | Local |
| 2025-07-01 | CHEVRON PRODUCTS COMPANY — high-priority violation on file | HPV day-zero determination | Local |
| 2025-07-01 | CHEVRON PRODUCTS COMPANY — high-priority violation on file | HPV day-zero determination | Local |
| 2025-07-01 | CHEVRON PRODUCTS COMPANY — high-priority violation on file | HPV day-zero determination | Local |
| 2025-06-26 | C & H SUGAR COMPANY, INC — high-priority violation on file | HPV day-zero determination | Local |
| 2025-06-23 | CHEVRON PRODUCTS COMPANY — high-priority violation on file | HPV day-zero determination | Local |
| 2025-06-20 | PHILLIPS 66 COMPANY - SAN FRANCISCO REFINERY — high-priority violation on file | HPV day-zero determination | Local |
| 2025-06-20 | PHILLIPS 66 COMPANY - SAN FRANCISCO REFINERY — high-priority violation on file | HPV day-zero determination | Local |
| 2025-06-17 | CHEVRON PRODUCTS COMPANY — high-priority violation on file | Earliest FRV determination | Local |
| 2025-06-17 | CHEVRON PRODUCTS COMPANY — high-priority violation on file | HPV day-zero determination | Local |
| 2025-06-17 | CHEVRON PRODUCTS COMPANY — high-priority violation on file | HPV day-zero determination | Local |
| 2025-06-17 | CHEVRON PRODUCTS COMPANY — high-priority violation on file | HPV day-zero determination | Local |
| 2025-06-17 | CHEVRON PRODUCTS COMPANY — high-priority violation on file | HPV day-zero determination | Local |
| 2025-06-17 | CHEVRON PRODUCTS COMPANY — high-priority violation on file | HPV day-zero determination | Local |
| 2025-06-17 | CHEVRON PRODUCTS COMPANY — high-priority violation on file | HPV day-zero determination | Local |
| 2025-06-17 | CHEVRON PRODUCTS COMPANY — high-priority violation on file | HPV day-zero determination | Local |
| 2025-06-17 | CHEVRON PRODUCTS COMPANY — high-priority violation on file | HPV day-zero determination | Local |
| 2025-06-17 | CHEVRON PRODUCTS COMPANY — high-priority violation on file | HPV day-zero determination | Local |
| 2025-06-17 | CHEVRON PRODUCTS COMPANY — high-priority violation on file | HPV day-zero determination | Local |
| 2025-06-17 | CHEVRON PRODUCTS COMPANY — high-priority violation on file | HPV day-zero determination | Local |
| 2025-06-13 | CHEVRON PRODUCTS COMPANY — high-priority violation on file | HPV day-zero determination | Local |
| 2025-06-13 | CHEVRON PRODUCTS COMPANY — high-priority violation on file | HPV day-zero determination | Local |
| 2025-06-13 | CHEVRON PRODUCTS COMPANY — high-priority violation on file | HPV day-zero determination | Local |
| 2025-06-13 | CHEVRON PRODUCTS COMPANY — high-priority violation on file | HPV day-zero determination | Local |
| 2025-06-09 | CHEVRON PRODUCTS COMPANY — high-priority violation on file | HPV day-zero determination | Local |
| 2025-06-09 | KELLER CANYON LANDFILL COMPANY — high-priority violation on file | HPV day-zero determination | Local |
| 2025-06-09 | KELLER CANYON LANDFILL COMPANY — high-priority violation on file | HPV day-zero determination | Local |
| 2025-06-09 | KELLER CANYON LANDFILL COMPANY — high-priority violation on file | HPV day-zero determination | Local |
| 2025-06-09 | KELLER CANYON LANDFILL COMPANY — high-priority violation on file | HPV day-zero determination | Local |
| 2025-06-09 | KELLER CANYON LANDFILL COMPANY — high-priority violation on file | HPV day-zero determination | Local |
| 2025-06-05 | CHEVRON PRODUCTS COMPANY — high-priority violation on file | HPV day-zero determination | Local |
| 2025-06-03 | CHEVRON PRODUCTS COMPANY — high-priority violation on file | HPV day-zero determination | Local |
| 2025-06-03 | C & H SUGAR COMPANY, INC — high-priority violation on file | Earliest FRV determination | Local |
| 2025-06-03 | C & H SUGAR COMPANY, INC — high-priority violation on file | Earliest FRV determination | Local |
| 2025-05-30 | CHEVRON PRODUCTS COMPANY — high-priority violation on file | Earliest FRV determination | Local |
| 2025-05-30 | CHEVRON PRODUCTS COMPANY — high-priority violation on file | HPV day-zero determination | Local |
| 2025-05-30 | CHEVRON PRODUCTS COMPANY — high-priority violation on file | HPV day-zero determination | Local |
| 2025-05-30 | CHEVRON PRODUCTS COMPANY — high-priority violation on file | HPV day-zero determination | Local |
| 2025-05-30 | CHEVRON PRODUCTS COMPANY — high-priority violation on file | Earliest FRV determination | Local |
| 2025-05-30 | CHEVRON PRODUCTS COMPANY — high-priority violation on file | Earliest FRV determination | Local |
| 2025-05-30 | CHEVRON PRODUCTS COMPANY — high-priority violation on file | HPV day-zero determination | Local |
| 2025-05-30 | CHEVRON PRODUCTS COMPANY — high-priority violation on file | HPV day-zero determination | Local |
| 2025-05-30 | CHEVRON PRODUCTS COMPANY — high-priority violation on file | HPV day-zero determination | Local |
| 2025-05-30 | CHEVRON PRODUCTS COMPANY — high-priority violation on file | HPV day-zero determination | Local |
| 2025-05-30 | CHEVRON PRODUCTS COMPANY — high-priority violation on file | HPV day-zero determination | Local |
| 2025-05-30 | CHEVRON PRODUCTS COMPANY — high-priority violation on file | HPV day-zero determination | Local |
| 2025-05-30 | CHEVRON PRODUCTS COMPANY — high-priority violation on file | HPV day-zero determination | Local |
| 2025-05-30 | CHEVRON PRODUCTS COMPANY — high-priority violation on file | HPV day-zero determination | Local |
| 2025-05-30 | CHEVRON PRODUCTS COMPANY — high-priority violation on file | HPV day-zero determination | Local |
| 2025-05-29 | PHILLIPS 66 COMPANY - SAN FRANCISCO REFINERY — high-priority violation on file | Earliest FRV determination | Local |
| 2025-05-29 | PHILLIPS 66 COMPANY - SAN FRANCISCO REFINERY — high-priority violation on file | Earliest FRV determination | Local |
| 2025-05-28 | AIR LIQUIDE LARGE INDUSTRIES US LP — high-priority violation on file | HPV day-zero determination | Local |
| 2025-05-28 | AIR LIQUIDE LARGE INDUSTRIES US LP — high-priority violation on file | HPV day-zero determination | Local |
| 2025-05-28 | AIR LIQUIDE LARGE INDUSTRIES US LP — high-priority violation on file | HPV day-zero determination | Local |
| 2025-05-28 | AIR LIQUIDE LARGE INDUSTRIES US LP — high-priority violation on file | HPV day-zero determination | Local |
| 2025-05-28 | AIR LIQUIDE LARGE INDUSTRIES US LP — high-priority violation on file | HPV day-zero determination | Local |
| 2025-05-28 | AIR LIQUIDE LARGE INDUSTRIES US LP — high-priority violation on file | HPV day-zero determination | Local |
| 2025-05-23 | ACME FILL CORPORATION — high-priority violation on file | HPV day-zero determination | Local |
| 2025-05-22 | TESORO REFINING & MARKETING COMPANY — high-priority violation on file | HPV day-zero determination | Local |
| 2025-05-15 | CHEVRON PRODUCTS COMPANY — high-priority violation on file | HPV day-zero determination | Local |
| 2025-05-07 | WEST CONTRA COSTA SANITARY LANDFILL — high-priority violation on file | HPV day-zero determination | Local |
| 2025-05-07 | WEST CONTRA COSTA SANITARY LANDFILL — high-priority violation on file | HPV day-zero determination | Local |
| 2025-05-07 | CHEVRON PRODUCTS COMPANY — high-priority violation on file | HPV day-zero determination | Local |
| 2025-05-04 | CHEVRON PRODUCTS COMPANY — high-priority violation on file | HPV day-zero determination | Local |
| 2025-05-03 | CHEVRON PRODUCTS COMPANY — high-priority violation on file | HPV day-zero determination | Local |
| 2025-05-01 | MARTINEZ REFINING COMPANY LLC (PREVIOUSLY SHELL OIL PRODUCTS US, MARTINEZ REF.) — high-priority violation on file | HPV day-zero determination | Local |
| 2025-05-01 | MARTINEZ REFINING COMPANY LLC (PREVIOUSLY SHELL OIL PRODUCTS US, MARTINEZ REF.) — high-priority violation on file | HPV day-zero determination | Local |
| 2025-05-01 | MARTINEZ REFINING COMPANY LLC (PREVIOUSLY SHELL OIL PRODUCTS US, MARTINEZ REF.) — high-priority violation on file | HPV day-zero determination | Local |
| 2025-05-01 | MARTINEZ REFINING COMPANY LLC (PREVIOUSLY SHELL OIL PRODUCTS US, MARTINEZ REF.) — high-priority violation on file | HPV day-zero determination | Local |
| 2025-05-01 | MARTINEZ REFINING COMPANY LLC (PREVIOUSLY SHELL OIL PRODUCTS US, MARTINEZ REF.) — high-priority violation on file | HPV day-zero determination | Local |
| 2025-05-01 | MARTINEZ REFINING COMPANY LLC (PREVIOUSLY SHELL OIL PRODUCTS US, MARTINEZ REF.) — high-priority violation on file | HPV day-zero determination | Local |
| 2025-05-01 | MARTINEZ REFINING COMPANY LLC (PREVIOUSLY SHELL OIL PRODUCTS US, MARTINEZ REF.) — high-priority violation on file | HPV day-zero determination | Local |
| 2025-05-01 | MARTINEZ REFINING COMPANY LLC (PREVIOUSLY SHELL OIL PRODUCTS US, MARTINEZ REF.) — high-priority violation on file | HPV day-zero determination | Local |
| 2025-05-01 | MARTINEZ REFINING COMPANY LLC (PREVIOUSLY SHELL OIL PRODUCTS US, MARTINEZ REF.) — high-priority violation on file | HPV day-zero determination | Local |
| 2025-05-01 | MARTINEZ REFINING COMPANY LLC (PREVIOUSLY SHELL OIL PRODUCTS US, MARTINEZ REF.) — high-priority violation on file | HPV day-zero determination | Local |
| 2025-05-01 | MARTINEZ REFINING COMPANY LLC (PREVIOUSLY SHELL OIL PRODUCTS US, MARTINEZ REF.) — high-priority violation on file | HPV day-zero determination | Local |
| 2025-05-01 | MARTINEZ REFINING COMPANY LLC (PREVIOUSLY SHELL OIL PRODUCTS US, MARTINEZ REF.) — high-priority violation on file | Earliest FRV determination | Local |
| 2025-05-01 | MARTINEZ REFINING COMPANY LLC (PREVIOUSLY SHELL OIL PRODUCTS US, MARTINEZ REF.) — high-priority violation on file | HPV day-zero determination | Local |
| 2025-05-01 | MARTINEZ REFINING COMPANY LLC (PREVIOUSLY SHELL OIL PRODUCTS US, MARTINEZ REF.) — high-priority violation on file | Earliest FRV determination | Local |
| 2025-05-01 | MARTINEZ REFINING COMPANY LLC (PREVIOUSLY SHELL OIL PRODUCTS US, MARTINEZ REF.) — high-priority violation on file | HPV day-zero determination | Local |
| 2025-05-01 | MARTINEZ REFINING COMPANY LLC (PREVIOUSLY SHELL OIL PRODUCTS US, MARTINEZ REF.) — high-priority violation on file | Earliest FRV determination | Local |
| 2025-05-01 | MARTINEZ REFINING COMPANY LLC (PREVIOUSLY SHELL OIL PRODUCTS US, MARTINEZ REF.) — high-priority violation on file | HPV day-zero determination | Local |
| 2025-05-01 | MARTINEZ REFINING COMPANY LLC (PREVIOUSLY SHELL OIL PRODUCTS US, MARTINEZ REF.) — high-priority violation on file | HPV day-zero determination | Local |
| 2025-05-01 | MARTINEZ REFINING COMPANY LLC (PREVIOUSLY SHELL OIL PRODUCTS US, MARTINEZ REF.) — high-priority violation on file | Earliest FRV determination | Local |
| 2025-05-01 | MARTINEZ REFINING COMPANY LLC (PREVIOUSLY SHELL OIL PRODUCTS US, MARTINEZ REF.) — high-priority violation on file | HPV day-zero determination | Local |
| 2025-05-01 | MARTINEZ REFINING COMPANY LLC (PREVIOUSLY SHELL OIL PRODUCTS US, MARTINEZ REF.) — high-priority violation on file | HPV day-zero determination | Local |
| 2025-05-01 | MARTINEZ REFINING COMPANY LLC (PREVIOUSLY SHELL OIL PRODUCTS US, MARTINEZ REF.) — high-priority violation on file | HPV day-zero determination | Local |
| 2025-05-01 | MARTINEZ REFINING COMPANY LLC (PREVIOUSLY SHELL OIL PRODUCTS US, MARTINEZ REF.) — high-priority violation on file | HPV day-zero determination | Local |
Dates as filed by the agency that recorded the violation. Figures from EPA’s ICIS-AIR download.