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 |
|---|---|---|---|---|
| 2018-04-26 | CALIFORNIA RESOURCES ELK HILLS LLC — high-priority violation on file | TUPMAN, Kern, CA | Pass | Local |
| 2018-04-26 | CALIFORNIA RESOURCES ELK HILLS LLC — high-priority violation on file | TUPMAN, Kern, CA | Pass | Local |
| 2018-04-25 | PHILLIPS 66 CO/LA REFINERY WILMINGTON — high-priority violation on file | WILMINGTON, Los Angeles, CA | Pass | Local |
| 2018-04-25 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2018-04-25 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2018-04-25 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2018-04-25 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2018-04-25 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2018-04-25 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2018-04-25 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2018-04-25 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2018-04-25 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2018-04-25 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2018-04-25 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2018-04-25 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2018-04-25 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2018-04-25 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2018-04-25 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2018-04-25 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2018-04-25 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2018-04-25 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2018-04-25 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2018-04-25 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2018-04-25 | CALIFORNIA DAIRIES, INC. | FRESNO, Fresno, CA | Fail | Local |
| 2018-04-25 | CALIFORNIA DAIRIES, INC. | FRESNO, Fresno, CA | Fail | Local |
| 2018-04-25 | CALIFORNIA DAIRIES, INC. | FRESNO, Fresno, CA | Fail | Local |
| 2018-04-25 | CALIFORNIA DAIRIES, INC. | FRESNO, Fresno, CA | Fail | Local |
| 2018-04-25 | FRESNO/CLOVIS REGIONAL WWTP — high-priority violation on file | FRESNO, Fresno, CA | Pass | Local |
| 2018-04-25 | FRESNO/CLOVIS REGIONAL WWTP — high-priority violation on file | FRESNO, Fresno, CA | Pass | Local |
| 2018-04-25 | FRESNO/CLOVIS REGIONAL WWTP — high-priority violation on file | FRESNO, Fresno, CA | Pass | Local |
| 2018-04-25 | FRESNO/CLOVIS REGIONAL WWTP — high-priority violation on file | FRESNO, Fresno, CA | Pass | Local |
| 2018-04-25 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-04-25 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-04-25 | ELK HILLS POWER LLC | TUPMAN, Kern, CA | Pass | Local |
| 2018-04-25 | ELK HILLS POWER LLC | TUPMAN, Kern, CA | Pass | Local |
| 2018-04-25 | ELK HILLS POWER LLC | TUPMAN, Kern, CA | Pass | Local |
| 2018-04-25 | ELK HILLS POWER LLC | TUPMAN, Kern, CA | Pass | Local |
| 2018-04-25 | ELK HILLS POWER LLC | TUPMAN, Kern, CA | Pass | Local |
| 2018-04-25 | ELK HILLS POWER LLC | TUPMAN, Kern, CA | Pass | Local |
| 2018-04-25 | SILGAN CONTAINERS MFR.CORP | MODESTO, Stanislaus, CA | Pass | Local |
| 2018-04-25 | SILGAN CONTAINERS MFR.CORP | MODESTO, Stanislaus, CA | Pass | Local |
| 2018-04-24 | REPUBLIC SERVICES OF SONOMA COUNTY — high-priority violation on file | PETALUMA (HISTORICAL), Sonoma, CA | Pass | Local |
| 2018-04-24 | SEARLES VALLEY MINERALS (IMC CHEMICALS) — high-priority violation on file | TRONA, San Bernardino, CA | Pass | Local |
| 2018-04-24 | CHEVRON PRODUCTS CO — high-priority violation on file | EL SEGUNDO, Los Angeles, CA | Pass | Local |
| 2018-04-24 | ECO SERVICES OPERATIONS CORP. | CARSON, Los Angeles, CA | Pass | Local |
| 2018-04-24 | SAN DIEGO GAS & ELECTRIC | MORENO VALLEY, Riverside, CA | Pass | Local |
| 2018-04-24 | CALIFORNIA DAIRIES, INC. | FRESNO, Fresno, CA | Pass | Local |
| 2018-04-24 | CALIFORNIA DAIRIES, INC. | FRESNO, Fresno, CA | Pass | Local |
| 2018-04-24 | CALIFORNIA DAIRIES, INC. | FRESNO, Fresno, CA | Pass | Local |
| 2018-04-24 | CALIFORNIA DAIRIES, INC. | FRESNO, Fresno, CA | Pass | Local |
| 2018-04-24 | CALIFORNIA DAIRIES, INC. | FRESNO, Fresno, CA | Pass | Local |
| 2018-04-24 | CALIFORNIA DAIRIES, INC. | FRESNO, Fresno, CA | Pass | Local |
| 2018-04-24 | CALIFORNIA DAIRIES, INC. | FRESNO, Fresno, CA | Pass | Local |
| 2018-04-24 | CALIFORNIA DAIRIES, INC. | FRESNO, Fresno, CA | Pass | Local |
| 2018-04-24 | CALIFORNIA DAIRIES, INC. | FRESNO, Fresno, CA | Pass | Local |
| 2018-04-24 | FRESNO/CLOVIS REGIONAL WWTP — high-priority violation on file | FRESNO, Fresno, CA | Pass | Local |
| 2018-04-24 | FRESNO/CLOVIS REGIONAL WWTP — high-priority violation on file | FRESNO, Fresno, CA | Pass | Local |
| 2018-04-24 | FRESNO/CLOVIS REGIONAL WWTP — high-priority violation on file | FRESNO, Fresno, CA | Pass | Local |
| 2018-04-24 | FRESNO/CLOVIS REGIONAL WWTP — high-priority violation on file | FRESNO, Fresno, CA | Pass | Local |
| 2018-04-24 | LIVE OAK LIMITED | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-04-24 | LIVE OAK LIMITED | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-04-24 | LIVE OAK LIMITED | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-04-24 | LIVE OAK LIMITED | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-04-24 | LIVE OAK LIMITED | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-04-24 | LIVE OAK LIMITED | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-04-23 | TESORO REFINING & MARKETING CO, LLC — high-priority violation on file | CARSON, Los Angeles, CA | Pass | Local |
| 2018-04-21 | SHULTZ STEEL CO | SOUTH GATE, Los Angeles, CA | Pass | Local |
| 2018-04-21 | SHULTZ STEEL CO | SOUTH GATE, Los Angeles, CA | Fail | Local |
| 2018-04-20 | LA CITY, DWP SCATTERGOOD GENERATING STN | PLAYA DEL REY, Los Angeles, CA | Pass | Local |
| 2018-04-20 | VA GREATER LOS ANGELES HEALTHCARE SYS | LOS ANGELES, Los Angeles, CA | Pass | Local |
| 2018-04-19 | LA CITY, DWP HARBOR GENERATING STATION | WILMINGTON, Los Angeles, CA | Pass | Local |
| 2018-04-19 | LA CITY, DWP HARBOR GENERATING STATION | WILMINGTON, Los Angeles, CA | Pass | Local |
| 2018-04-19 | BETA OFFSHORE | HUNTINGTON BEACH, Orange, CA | Pass | Local |
| 2018-04-19 | FRITO-LAY NORTH AMERICA, INC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-04-19 | FRITO-LAY NORTH AMERICA, INC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-04-19 | FRITO-LAY NORTH AMERICA, INC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-04-19 | FRITO-LAY NORTH AMERICA, INC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-04-19 | FRITO-LAY NORTH AMERICA, INC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-04-19 | FRITO-LAY NORTH AMERICA, INC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-04-19 | FRITO-LAY NORTH AMERICA, INC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-04-19 | FRITO-LAY NORTH AMERICA, INC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-04-19 | FRITO-LAY NORTH AMERICA, INC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-04-19 | FRITO-LAY NORTH AMERICA, INC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-04-19 | FRITO-LAY NORTH AMERICA, INC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-04-19 | FRITO-LAY NORTH AMERICA, INC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-04-19 | FRITO-LAY NORTH AMERICA, INC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-04-19 | FRITO-LAY NORTH AMERICA, INC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-04-19 | STOCKTON RWCF — high-priority violation on file | STOCKTON, San Joaquin, CA | Pass | Local |
| 2018-04-19 | STOCKTON RWCF — high-priority violation on file | STOCKTON, San Joaquin, CA | Pass | Local |
| 2018-04-19 | STOCKTON RWCF — high-priority violation on file | STOCKTON, San Joaquin, CA | Pass | Local |
| 2018-04-19 | STOCKTON RWCF — high-priority violation on file | STOCKTON, San Joaquin, CA | Pass | Local |
| 2018-04-19 | STOCKTON RWCF — high-priority violation on file | STOCKTON, San Joaquin, CA | Pass | Local |
| 2018-04-19 | STOCKTON RWCF — high-priority violation on file | STOCKTON, San Joaquin, CA | Pass | Local |
| 2018-04-19 | STOCKTON RWCF — high-priority violation on file | STOCKTON, San Joaquin, CA | Pass | Local |
| 2018-04-19 | STOCKTON RWCF — high-priority violation on file | STOCKTON, San Joaquin, CA | Pass | Local |
| 2018-04-19 | STOCKTON RWCF — high-priority violation on file | STOCKTON, San Joaquin, CA | Pass | Local |
| 2018-04-19 | STOCKTON RWCF — high-priority violation on file | STOCKTON, San Joaquin, CA | Pass | Local |
| 2018-04-19 | STOCKTON RWCF — high-priority violation on file | STOCKTON, San Joaquin, CA | Pass | Local |
| 2018-04-19 | STOCKTON RWCF — high-priority violation on file | STOCKTON, San Joaquin, CA | Pass | Local |
| 2018-04-19 | STOCKTON RWCF — high-priority violation on file | STOCKTON, San Joaquin, CA | Pass | Local |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.