EPA Air · stack tests by state and year
Air-emissions stack tests in California, 2018
- 7,098Stack tests
A stack test measures what a source actually emits, at the stack, against the limit in its permit. Every stack test below was recorded against a source in California during 2018; one facility can appear more than once, because this is a record of what happened rather than a list of places.
Counties in California, 2018
- Kern County 3,352
- Fresno County 927
- San Joaquin County 584
- Stanislaus County 548
- Kings County 458
- Los Angeles County 412
- Merced County 214
- San Bernardino County 124
- Madera County 120
- Tulare County 116
- Orange County 61
- Riverside County 46
- Monterey County 36
- Ventura County 26
- Sacramento County 18
- Placer County 14
- San Diego County 14
- Sonoma County 10
- Alameda County 5
- Contra Costa County 5
- Santa Cruz County 3
California, other years
Air-emissions stack tests recorded in California, 2018
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2018-11-06 | EL SEGUNDO ENERGY CENTER LLC | EL SEGUNDO, Los Angeles, CA | Pass | Local |
| 2018-11-06 | SENTINEL ENERGY CENTER LLC | NORTH PALM SPRINGS, Riverside, CA | Pass | Local |
| 2018-11-06 | PACTIV LLC | FRESNO, Fresno, CA | Pass | Local |
| 2018-11-06 | PACTIV LLC | FRESNO, Fresno, CA | Pass | Local |
| 2018-11-06 | PACTIV LLC | FRESNO, Fresno, CA | Pass | Local |
| 2018-11-06 | CHEVRON USA | LOST HILLS, Kern, CA | Pass | Local |
| 2018-11-06 | CHEVRON USA | LOST HILLS, Kern, CA | Pass | Local |
| 2018-11-06 | CHEVRON USA | LOST HILLS, Kern, CA | Pass | Local |
| 2018-11-06 | CHEVRON USA | LOST HILLS, Kern, CA | Pass | Local |
| 2018-11-06 | CHEVRON USA | LOST HILLS, Kern, CA | Pass | Local |
| 2018-11-06 | CHEVRON USA | LOST HILLS, Kern, CA | Pass | Local |
| 2018-11-06 | CHEVRON USA | LOST HILLS, Kern, CA | Pass | Local |
| 2018-11-06 | CHEVRON USA | LOST HILLS, Kern, CA | Pass | Local |
| 2018-11-06 | CHEVRON USA | LOST HILLS, Kern, CA | Pass | Local |
| 2018-11-06 | CHEVRON USA | LOST HILLS, Kern, CA | Pass | Local |
| 2018-11-06 | CHEVRON USA | LOST HILLS, Kern, CA | Pass | Local |
| 2018-11-06 | CHEVRON USA | LOST HILLS, Kern, CA | Pass | Local |
| 2018-11-06 | CHEVRON USA | LOST HILLS, Kern, CA | Pass | Local |
| 2018-11-06 | CHEVRON USA | LOST HILLS, Kern, CA | Pass | Local |
| 2018-11-06 | CHEVRON USA | LOST HILLS, Kern, CA | Pass | Local |
| 2018-11-06 | CHEVRON USA | LOST HILLS, Kern, CA | Pass | Local |
| 2018-11-06 | CHEVRON USA | LOST HILLS, Kern, CA | Pass | Local |
| 2018-11-06 | CHEVRON USA | LOST HILLS, Kern, CA | Pass | Local |
| 2018-11-06 | CHEVRON USA | LOST HILLS, Kern, CA | Pass | Local |
| 2018-11-06 | CHEVRON USA | LOST HILLS, Kern, CA | Pass | Local |
| 2018-11-06 | CHEVRON USA | LOST HILLS, Kern, CA | Pass | Local |
| 2018-11-06 | CHEVRON USA | LOST HILLS, Kern, CA | Pass | Local |
| 2018-11-06 | CHEVRON USA | LOST HILLS, Kern, CA | Pass | Local |
| 2018-11-06 | CHEVRON USA | LOST HILLS, Kern, CA | Pass | Local |
| 2018-11-06 | CHEVRON USA | LOST HILLS, Kern, CA | Pass | Local |
| 2018-11-06 | CHEVRON USA | LOST HILLS, Kern, CA | Pass | Local |
| 2018-11-06 | CHEVRON USA | LOST HILLS, Kern, CA | Pass | Local |
| 2018-11-06 | CHEVRON USA | LOST HILLS, Kern, CA | Pass | Local |
| 2018-11-06 | LINN OPERATING INC — high-priority violation on file | TAFT, Kern, CA | Pass | Local |
| 2018-11-06 | LINN OPERATING INC — high-priority violation on file | TAFT, Kern, CA | Pass | Local |
| 2018-11-06 | LINN OPERATING INC — high-priority violation on file | TAFT, Kern, CA | Pass | Local |
| 2018-11-06 | LINN OPERATING INC — high-priority violation on file | TAFT, Kern, CA | Pass | Local |
| 2018-11-05 | CHEVRON PRODUCTS CO — high-priority violation on file | EL SEGUNDO, Los Angeles, CA | Pending | Local |
| 2018-11-05 | SHULTZ STEEL CO | SOUTH GATE, Los Angeles, CA | Pass | Local |
| 2018-11-05 | SENTINEL ENERGY CENTER LLC | NORTH PALM SPRINGS, Riverside, CA | Pass | Local |
| 2018-11-04 | PHILLIPS 66 CO/LA REFINERY WILMINGTON — high-priority violation on file | WILMINGTON, Los Angeles, CA | Pending | Local |
| 2018-11-02 | CHEVRON PRODUCTS CO — high-priority violation on file | EL SEGUNDO, Los Angeles, CA | Pending | Local |
| 2018-11-02 | ULTRAMAR INC | WILMINGTON, Los Angeles, CA | Pass | Local |
| 2018-11-02 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | CHEVRON USA_(FORMERLY MIDWAY SUNSET OIL) — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | CHEVRON USA_(FORMERLY MIDWAY SUNSET OIL) — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | CHEVRON USA_(FORMERLY MIDWAY SUNSET OIL) — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | CHEVRON USA_(FORMERLY MIDWAY SUNSET OIL) — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | CHEVRON USA_(FORMERLY MIDWAY SUNSET OIL) — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | CHEVRON USA_(FORMERLY MIDWAY SUNSET OIL) — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | CHEVRON USA_(FORMERLY MIDWAY SUNSET OIL) — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | AERA ENERGY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | AERA ENERGY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | AERA ENERGY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | AERA ENERGY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | AERA ENERGY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | AERA ENERGY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | AERA ENERGY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | AERA ENERGY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | AERA ENERGY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | AERA ENERGY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | AERA ENERGY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | AERA ENERGY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | AERA ENERGY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | AERA ENERGY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-02 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-11-01 | UCD MEDICAL CENTER | SACRAMENTO, Sacramento, CA | Pass | Local |
| 2018-11-01 | CHEVRON PRODUCTS CO — high-priority violation on file | EL SEGUNDO, Los Angeles, CA | Pending | Local |
| 2018-11-01 | CHEVRON PRODUCTS CO — high-priority violation on file | EL SEGUNDO, Los Angeles, CA | Pending | Local |
| 2018-11-01 | CITY OF HOPE MEDICAL CENTER | DUARTE, Los Angeles, CA | Pass | Local |
| 2018-11-01 | NASSCO (NAT'L STEEL & SHIPBUILDING) | SAN DIEGO, San Diego, CA | Pending | Local |
| 2018-11-01 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2018-11-01 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2018-11-01 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2018-11-01 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2018-11-01 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2018-11-01 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2018-11-01 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2018-11-01 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2018-11-01 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2018-11-01 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2018-11-01 | ALOGONQUIN POWER SANGER LLC — high-priority violation on file | SANGER, Fresno, CA | Pass | Local |
| 2018-11-01 | ALOGONQUIN POWER SANGER LLC — high-priority violation on file | SANGER, Fresno, CA | Pass | Local |
| 2018-11-01 | ALOGONQUIN POWER SANGER LLC — high-priority violation on file | SANGER, Fresno, CA | Pass | Local |
| 2018-11-01 | ALOGONQUIN POWER SANGER LLC — high-priority violation on file | SANGER, Fresno, CA | Pass | Local |
| 2018-11-01 | ALOGONQUIN POWER SANGER LLC — high-priority violation on file | SANGER, Fresno, CA | Pass | Local |
| 2018-11-01 | ALOGONQUIN POWER SANGER LLC — high-priority violation on file | SANGER, Fresno, CA | Pass | Local |
| 2018-11-01 | ALOGONQUIN POWER SANGER LLC — high-priority violation on file | SANGER, Fresno, CA | Pass | Local |
| 2018-11-01 | ALOGONQUIN POWER SANGER LLC — high-priority violation on file | SANGER, Fresno, CA | Pass | Local |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.