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 |
|---|---|---|---|
| 2025-08-06 | NORTHERN CALIFORNIA POWER | Pass | Local |
| 2025-08-06 | NORTHERN CALIFORNIA POWER | Pass | Local |
| 2025-08-06 | NORTHERN CALIFORNIA POWER | Pass | Local |
| 2025-08-06 | NORTHERN CALIFORNIA POWER | Pass | Local |
| 2025-08-06 | NORTHERN CALIFORNIA POWER | Pass | Local |
| 2025-08-06 | NORTHERN CALIFORNIA POWER | Pass | Local |
| 2025-08-06 | NORTHERN CALIFORNIA POWER | Pass | Local |
| 2025-08-06 | NORTHERN CALIFORNIA POWER | Pass | Local |
| 2025-08-06 | NORTHERN CALIFORNIA POWER | Pass | Local |
| 2025-08-06 | NORTHERN CALIFORNIA POWER | Pass | Local |
| 2025-08-06 | NORTHERN CALIFORNIA POWER | Pass | Local |
| 2025-08-06 | NORTHERN CALIFORNIA POWER | Pass | Local |
| 2025-08-06 | NORTHERN CALIFORNIA POWER | Pass | Local |
| 2025-08-06 | NORTHERN CALIFORNIA POWER | Pass | Local |
| 2025-08-06 | NORTHERN CALIFORNIA POWER | Pass | Local |
| 2025-08-06 | NORTHERN CALIFORNIA POWER | Pass | Local |
| 2025-08-06 | NORTHERN CALIFORNIA POWER | Pass | Local |
| 2025-08-06 | NORTHERN CALIFORNIA POWER | Pass | Local |
| 2025-08-06 | NORTHERN CALIFORNIA POWER | Pass | Local |
| 2025-08-06 | NORTHERN CALIFORNIA POWER | Pass | Local |
| 2025-08-06 | NORTHERN CALIFORNIA POWER | Pass | Local |
| 2025-08-06 | NORTHERN CALIFORNIA POWER | Pass | Local |
| 2025-08-05 | NORTHERN CALIFORNIA POWER | Pass | Local |
| 2025-08-05 | NORTHERN CALIFORNIA POWER | Pass | Local |
| 2025-08-05 | NORTHERN CALIFORNIA POWER | Pass | Local |
| 2025-08-05 | NORTHERN CALIFORNIA POWER | Pass | Local |
| 2025-08-05 | NORTHERN CALIFORNIA POWER | Pass | Local |
| 2025-08-05 | NORTHERN CALIFORNIA POWER | Pass | Local |
| 2025-08-05 | NORTHERN CALIFORNIA POWER | Pass | Local |
| 2025-08-05 | NORTHERN CALIFORNIA POWER | Pass | Local |
| 2025-07-28 | FOOTHILL SANITARY LANDFILL — high-priority violation on file | Pass | Local |
| 2025-07-28 | FOOTHILL SANITARY LANDFILL — high-priority violation on file | Pass | Local |
| 2025-07-28 | FOOTHILL SANITARY LANDFILL — high-priority violation on file | Pass | Local |
| 2025-07-28 | FOOTHILL SANITARY LANDFILL — high-priority violation on file | Pass | Local |
| 2025-07-28 | FOOTHILL SANITARY LANDFILL — high-priority violation on file | Pass | Local |
| 2025-07-28 | FOOTHILL SANITARY LANDFILL — high-priority violation on file | Pass | Local |
| 2025-07-18 | STOCKTON RWCF — high-priority violation on file | Fail | Local |
| 2025-07-18 | STOCKTON RWCF — high-priority violation on file | Fail | Local |
| 2025-07-18 | STOCKTON RWCF — high-priority violation on file | Fail | Local |
| 2025-07-18 | STOCKTON RWCF — high-priority violation on file | Fail | Local |
| 2025-07-18 | STOCKTON RWCF — high-priority violation on file | Fail | Local |
| 2025-07-18 | STOCKTON RWCF — high-priority violation on file | Fail | Local |
| 2025-07-18 | STOCKTON RWCF — high-priority violation on file | Fail | Local |
| 2025-07-18 | STOCKTON RWCF — high-priority violation on file | Fail | Local |
| 2025-07-18 | STOCKTON RWCF — high-priority violation on file | Fail | Local |
| 2025-07-18 | STOCKTON RWCF — high-priority violation on file | Fail | Local |
| 2025-07-18 | STOCKTON RWCF — high-priority violation on file | Fail | Local |
| 2025-07-18 | STOCKTON RWCF — high-priority violation on file | Fail | Local |
| 2025-07-18 | STOCKTON RWCF — high-priority violation on file | Fail | Local |
| 2025-07-18 | STOCKTON RWCF — high-priority violation on file | Fail | Local |
| 2025-07-18 | STOCKTON RWCF — high-priority violation on file | Fail | Local |
| 2025-07-18 | STOCKTON RWCF — high-priority violation on file | Fail | Local |
| 2025-07-18 | STOCKTON RWCF — high-priority violation on file | Fail | Local |
| 2025-07-18 | STOCKTON RWCF — high-priority violation on file | Fail | Local |
| 2025-07-18 | STOCKTON RWCF — high-priority violation on file | Fail | Local |
| 2025-07-18 | STOCKTON RWCF — high-priority violation on file | Fail | Local |
| 2025-07-18 | STOCKTON RWCF — high-priority violation on file | Fail | Local |
| 2025-07-18 | STOCKTON RWCF — high-priority violation on file | Fail | Local |
| 2025-07-18 | STOCKTON RWCF — high-priority violation on file | Fail | Local |
| 2025-07-18 | STOCKTON RWCF — high-priority violation on file | Fail | Local |
| 2025-07-18 | STOCKTON RWCF — high-priority violation on file | Fail | Local |
| 2025-07-18 | STOCKTON RWCF — high-priority violation on file | Fail | Local |
| 2025-07-18 | STOCKTON RWCF — high-priority violation on file | Fail | Local |
| 2025-07-18 | STOCKTON RWCF — high-priority violation on file | Fail | Local |
| 2025-07-18 | STOCKTON RWCF — high-priority violation on file | Fail | Local |
| 2025-07-18 | STOCKTON RWCF — high-priority violation on file | Fail | Local |
| 2025-07-11 | PACIFIC ETHANOL STOCKTON — high-priority violation on file | Pass | Local |
| 2025-07-11 | PACIFIC ETHANOL STOCKTON — high-priority violation on file | Pass | Local |
| 2025-07-02 | U S INTEC, INC | Pass | Local |
| 2025-07-02 | U S INTEC, INC | Pass | Local |
| 2025-07-02 | U S INTEC, INC | Pass | Local |
| 2025-07-02 | U S INTEC, INC | Pass | Local |
| 2025-07-02 | U S INTEC, INC | Pass | Local |
| 2025-07-02 | U S INTEC, INC | Pass | Local |
| 2025-07-02 | U S INTEC, INC | Pass | Local |
| 2025-07-02 | U S INTEC, INC | Pass | Local |
| 2025-07-02 | U S INTEC, INC | Pass | Local |
| 2025-07-02 | U S INTEC, INC | Pass | Local |
| 2025-06-23 | AMERESCO FORWARD, LLC | Pass | Local |
| 2025-06-23 | AMERESCO FORWARD, LLC | Pass | Local |
| 2025-06-23 | AMERESCO FORWARD, LLC | Pass | Local |
| 2025-06-23 | AMERESCO FORWARD, LLC | Pass | Local |
| 2025-06-23 | AMERESCO FORWARD, LLC | Pass | Local |
| 2025-06-23 | AMERESCO FORWARD, LLC | Pass | Local |
| 2025-06-23 | AMERESCO FORWARD, LLC | Pass | Local |
| 2025-06-23 | AMERESCO FORWARD, LLC | Pass | Local |
| 2025-06-23 | AMERESCO FORWARD, LLC | Pass | Local |
| 2025-06-23 | AMERESCO FORWARD, LLC | Pass | Local |
| 2025-06-23 | AMERESCO FORWARD, LLC | Pass | Local |
| 2025-06-23 | AMERESCO FORWARD, LLC | Pass | Local |
| 2025-06-23 | AMERESCO FORWARD, LLC | Pass | Local |
| 2025-06-23 | AMERESCO FORWARD, LLC | Pass | Local |
| 2025-06-23 | AMERESCO FORWARD, LLC | Pass | Local |
| 2025-06-23 | AMERESCO FORWARD, LLC | Pass | Local |
| 2025-06-23 | AMERESCO FORWARD, LLC | Pass | Local |
| 2025-06-23 | AMERESCO FORWARD, LLC | Pass | Local |
| 2025-06-18 | NUSTAR TERMINALS OPS PARTNERSHIP LP | Pass | Local |
| 2025-06-18 | NUSTAR TERMINALS OPS PARTNERSHIP LP | Pass | Local |
| 2025-06-18 | NUSTAR TERMINALS OPS PARTNERSHIP LP | Pass | Local |
| 2025-06-18 | NUSTAR TERMINALS OPS PARTNERSHIP LP | Pass | Local |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.