EPA Air · stack tests by county and year
Air-emissions stack tests in San Joaquin County, California, 2025
- 413Stack tests
A stack test measures what a source actually emits, at the stack, against the limit in its permit. Each row below is one stack test recorded against a source in San Joaquin 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 San Joaquin County facility page.
San Joaquin County, California, 2025
Air-emissions stack tests in San Joaquin County, other years
Air-emissions stack tests recorded in San Joaquin County, California, 2025
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2025-12-23 | CARGILL, INCORPORATED | Pass | Local |
| 2025-12-17 | STOCKTON RWCF — high-priority violation on file | Pass | Local |
| 2025-12-17 | STOCKTON RWCF — high-priority violation on file | Pass | Local |
| 2025-12-17 | STOCKTON RWCF — high-priority violation on file | Pass | Local |
| 2025-12-17 | STOCKTON RWCF — high-priority violation on file | Pass | Local |
| 2025-12-17 | STOCKTON RWCF — high-priority violation on file | Pass | Local |
| 2025-12-17 | STOCKTON RWCF — high-priority violation on file | Pass | Local |
| 2025-12-17 | STOCKTON RWCF — high-priority violation on file | Pass | Local |
| 2025-12-17 | STOCKTON RWCF — high-priority violation on file | Pass | Local |
| 2025-12-17 | STOCKTON RWCF — high-priority violation on file | Pass | Local |
| 2025-12-17 | STOCKTON RWCF — high-priority violation on file | Pass | Local |
| 2025-12-17 | STOCKTON RWCF — high-priority violation on file | Pass | Local |
| 2025-12-17 | STOCKTON RWCF — high-priority violation on file | Pass | Local |
| 2025-12-17 | STOCKTON RWCF — high-priority violation on file | Pass | Local |
| 2025-12-17 | STOCKTON RWCF — high-priority violation on file | Pass | Local |
| 2025-12-17 | STOCKTON RWCF — high-priority violation on file | Pass | Local |
| 2025-12-17 | STOCKTON RWCF — high-priority violation on file | Pass | Local |
| 2025-12-17 | STOCKTON RWCF — high-priority violation on file | Pass | Local |
| 2025-12-17 | STOCKTON RWCF — high-priority violation on file | Pass | Local |
| 2025-11-18 | CHEVRON USA PRODUCTS INC | Pass | Local |
| 2025-11-18 | CHEVRON USA PRODUCTS INC | Pass | Local |
| 2025-11-18 | CHEVRON USA PRODUCTS INC | Pass | Local |
| 2025-11-18 | CHEVRON USA PRODUCTS INC | Pass | Local |
| 2025-11-18 | CHEVRON USA PRODUCTS INC | Pass | Local |
| 2025-11-18 | CHEVRON USA PRODUCTS INC | Pass | Local |
| 2025-11-18 | CHEVRON USA PRODUCTS INC | Pass | Local |
| 2025-11-18 | CHEVRON USA PRODUCTS INC | Pass | Local |
| 2025-11-18 | CHEVRON USA PRODUCTS INC | Pass | Local |
| 2025-11-18 | CHEVRON USA PRODUCTS INC | Pass | Local |
| 2025-11-18 | CHEVRON USA PRODUCTS INC | Pass | Local |
| 2025-11-18 | CHEVRON USA PRODUCTS INC | Pass | Local |
| 2025-11-18 | CHEVRON USA PRODUCTS INC | Pass | Local |
| 2025-11-18 | CHEVRON USA PRODUCTS INC | Pass | Local |
| 2025-11-18 | CHEVRON USA PRODUCTS INC | Pass | Local |
| 2025-11-04 | DELICATO VINEYARDS | Pass | Local |
| 2025-11-04 | DELICATO VINEYARDS | Pass | Local |
| 2025-11-04 | DELICATO VINEYARDS | Pass | Local |
| 2025-11-04 | DELICATO VINEYARDS | Pass | Local |
| 2025-11-04 | DELICATO VINEYARDS | Pass | Local |
| 2025-11-04 | DELICATO VINEYARDS | Pass | Local |
| 2025-10-28 | NORTH COUNTY SANITARY LANDFILL | Pass | Local |
| 2025-10-28 | NORTH COUNTY SANITARY LANDFILL | Pass | Local |
| 2025-10-28 | NORTH COUNTY SANITARY LANDFILL | Pass | Local |
| 2025-10-28 | NORTH COUNTY SANITARY LANDFILL | Pass | Local |
| 2025-10-28 | NORTH COUNTY SANITARY LANDFILL | Pass | Local |
| 2025-10-28 | NORTH COUNTY SANITARY LANDFILL | Pass | Local |
| 2025-10-28 | NORTH COUNTY SANITARY LANDFILL | Pass | Local |
| 2025-10-28 | NORTH COUNTY SANITARY LANDFILL | Pass | Local |
| 2025-10-28 | NORTH COUNTY SANITARY LANDFILL | Pass | Local |
| 2025-10-28 | NORTH COUNTY SANITARY LANDFILL | Pass | Local |
| 2025-10-23 | OWENS BROCKWAY GLASS | Pass | Local |
| 2025-10-23 | OWENS BROCKWAY GLASS | Pass | Local |
| 2025-10-02 | EQUILON ENTERPRISES LLC | Pass | Local |
| 2025-10-02 | EQUILON ENTERPRISES LLC | Pass | Local |
| 2025-10-02 | EQUILON ENTERPRISES LLC | Pass | Local |
| 2025-10-02 | EQUILON ENTERPRISES LLC | Pass | Local |
| 2025-10-02 | EQUILON ENTERPRISES LLC | Pass | Local |
| 2025-10-02 | EQUILON ENTERPRISES LLC | Pass | Local |
| 2025-10-02 | EQUILON ENTERPRISES LLC | Pass | Local |
| 2025-10-02 | EQUILON ENTERPRISES LLC | Pass | Local |
| 2025-09-24 | MODESTO IRRIGATION DISTRICT | Pass | Local |
| 2025-09-24 | MODESTO IRRIGATION DISTRICT | Pass | Local |
| 2025-09-24 | MODESTO IRRIGATION DISTRICT | Pass | Local |
| 2025-09-24 | MODESTO IRRIGATION DISTRICT | Pass | Local |
| 2025-09-24 | MODESTO IRRIGATION DISTRICT | Pass | Local |
| 2025-09-24 | MODESTO IRRIGATION DISTRICT | Pass | Local |
| 2025-09-24 | MODESTO IRRIGATION DISTRICT | Pass | Local |
| 2025-09-24 | MODESTO IRRIGATION DISTRICT | Pass | Local |
| 2025-09-24 | MODESTO IRRIGATION DISTRICT | Pass | Local |
| 2025-09-24 | MODESTO IRRIGATION DISTRICT | Pass | Local |
| 2025-09-24 | MODESTO IRRIGATION DISTRICT | Pass | Local |
| 2025-09-24 | MODESTO IRRIGATION DISTRICT | Pass | Local |
| 2025-09-24 | MODESTO IRRIGATION DISTRICT | Pass | Local |
| 2025-09-24 | MODESTO IRRIGATION DISTRICT | Pass | Local |
| 2025-09-24 | MODESTO IRRIGATION DISTRICT | Pass | Local |
| 2025-09-24 | MODESTO IRRIGATION DISTRICT | Pass | Local |
| 2025-09-24 | MODESTO IRRIGATION DISTRICT | Pass | Local |
| 2025-09-24 | MODESTO IRRIGATION DISTRICT | Pass | Local |
| 2025-09-24 | MODESTO IRRIGATION DISTRICT | Pass | Local |
| 2025-09-24 | MODESTO IRRIGATION DISTRICT | Pass | Local |
| 2025-09-24 | MODESTO IRRIGATION DISTRICT | Pass | Local |
| 2025-09-24 | MODESTO IRRIGATION DISTRICT | Pass | Local |
| 2025-09-24 | MODESTO IRRIGATION DISTRICT | Pass | Local |
| 2025-09-24 | MODESTO IRRIGATION DISTRICT | Pass | Local |
| 2025-09-24 | MODESTO IRRIGATION DISTRICT | Pass | Local |
| 2025-09-24 | MODESTO IRRIGATION DISTRICT | Pass | Local |
| 2025-09-24 | MODESTO IRRIGATION DISTRICT | Pass | Local |
| 2025-09-17 | BUCKEYE TERMINALS LLC | Pass | Local |
| 2025-09-17 | BUCKEYE TERMINALS LLC | Pass | Local |
| 2025-09-17 | BUCKEYE TERMINALS LLC | Pass | Local |
| 2025-09-17 | BUCKEYE TERMINALS LLC | Pass | Local |
| 2025-08-20 | OWENS BROCKWAY GLASS | Fail | Local |
| 2025-08-20 | OWENS BROCKWAY GLASS | Fail | Local |
| 2025-08-18 | H. J. HEINZ COMPANY, L.P. | Pass | Local |
| 2025-08-18 | H. J. HEINZ COMPANY, L.P. | Pass | Local |
| 2025-08-18 | H. J. HEINZ COMPANY, L.P. | Pass | Local |
| 2025-08-18 | H. J. HEINZ COMPANY, L.P. | Pass | Local |
| 2025-08-18 | H. J. HEINZ COMPANY, L.P. | Pass | Local |
| 2025-08-06 | NORTHERN CALIFORNIA POWER | Pass | Local |
| 2025-08-06 | NORTHERN CALIFORNIA POWER | Pass | Local |
Page 1 of 5NextPage 2
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.