EPA Air · stack tests by state and year
Air-emissions stack tests in California, 2023
- 7,676Stack 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 2023; one facility can appear more than once, because this is a record of what happened rather than a list of places.
Counties in California, 2023
- Kern County 3,964
- Fresno County 1,186
- Stanislaus County 595
- San Joaquin County 551
- Kings County 322
- Madera County 233
- Merced County 226
- Los Angeles County 203
- Tulare County 110
- San Bernardino County 71
- Orange County 70
- Ventura County 26
- Sacramento County 25
- Monterey County 24
- Riverside County 22
- Undetermined County 20
- San Diego County 12
- Placer County 8
- Santa Cruz County 4
- Humboldt County 3
California, other years
Air-emissions stack tests recorded in California, 2023
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2023-12-18 | CHEVRON USA — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2023-12-18 | TULARE CITY WASTE WATER PLANT — high-priority violation on file | TULARE, Tulare, CA | Pass | Local |
| 2023-12-18 | TULARE CITY WASTE WATER PLANT — high-priority violation on file | TULARE, Tulare, CA | Pass | Local |
| 2023-12-18 | TULARE CITY WASTE WATER PLANT — high-priority violation on file | TULARE, Tulare, CA | Pass | Local |
| 2023-12-18 | TULARE CITY WASTE WATER PLANT — high-priority violation on file | TULARE, Tulare, CA | Pass | Local |
| 2023-12-18 | TULARE CITY WASTE WATER PLANT — high-priority violation on file | TULARE, Tulare, CA | Pass | Local |
| 2023-12-18 | TULARE CITY WASTE WATER PLANT — high-priority violation on file | TULARE, Tulare, CA | Pass | Local |
| 2023-12-18 | TULARE CITY WASTE WATER PLANT — high-priority violation on file | TULARE, Tulare, CA | Pass | Local |
| 2023-12-18 | TULARE CITY WASTE WATER PLANT — high-priority violation on file | TULARE, Tulare, CA | Pass | Local |
| 2023-12-18 | TULARE CITY WASTE WATER PLANT — high-priority violation on file | TULARE, Tulare, CA | Pass | Local |
| 2023-12-18 | TULARE CITY WASTE WATER PLANT — high-priority violation on file | TULARE, Tulare, CA | Pass | Local |
| 2023-12-15 | RIV CO WASTE MGMT BADLANDS LANDFILL | MORENO VALLEY, Riverside, CA | Pending | Local |
| 2023-12-15 | TST INC | FONTANA, San Bernardino, CA | Pass | Local |
| 2023-12-15 | CRESTWOOD WEST COAST LLC | BAKERSFIELD, Kern, CA | Pass | Local |
| 2023-12-15 | CRESTWOOD WEST COAST LLC | BAKERSFIELD, Kern, CA | Pass | Local |
| 2023-12-15 | CRESTWOOD WEST COAST LLC | BAKERSFIELD, Kern, CA | Pass | Local |
| 2023-12-15 | CRESTWOOD WEST COAST LLC | BAKERSFIELD, Kern, CA | Pass | Local |
| 2023-12-15 | CHEVRON USA — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2023-12-15 | CHEVRON USA — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2023-12-15 | CHEVRON USA — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2023-12-15 | CHEVRON USA — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2023-12-15 | CHEVRON USA — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2023-12-15 | CHEVRON USA — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2023-12-15 | CHEVRON USA — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2023-12-14 | LA CO. SANITATION DIST | CARSON, Los Angeles, CA | Pass | Local |
| 2023-12-14 | LA CO. SANITATION DIST | CARSON, Los Angeles, CA | Pass | Local |
| 2023-12-14 | LA CO. SANITATION DIST | CARSON, Los Angeles, CA | Pass | Local |
| 2023-12-14 | LA CO. SANITATION DIST | CARSON, Los Angeles, CA | Pass | Local |
| 2023-12-14 | LA CO. SANITATION DIST | CARSON, Los Angeles, CA | Pass | Local |
| 2023-12-14 | CHEVRON USA — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2023-12-14 | CHEVRON USA — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2023-12-14 | CHEVRON USA — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2023-12-14 | CHEVRON USA — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2023-12-14 | CHEVRON USA — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2023-12-14 | CHEVRON USA — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2023-12-14 | CHEVRON USA — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2023-12-14 | CHEVRON USA — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2023-12-14 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2023-12-14 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2023-12-14 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2023-12-14 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2023-12-13 | AIR PRODUCTS MANUFACTURING, LLC — high-priority violation on file | PARAMOUNT, Los Angeles, CA | Pass | Local |
| 2023-12-13 | AIR PRODUCTS MANUFACTURING, LLC — high-priority violation on file | PARAMOUNT, Los Angeles, CA | Pass | Local |
| 2023-12-13 | ECO SERVICES OPERATIONS CORP. | CARSON, Los Angeles, CA | Pass | Local |
| 2023-12-13 | ECO SERVICES OPERATIONS CORP. | CARSON, Los Angeles, CA | Pass | Local |
| 2023-12-13 | OWENS-BROCKWAY GLASS CONTAINER — high-priority violation on file | VERNON, Los Angeles, CA | Pass | Local |
| 2023-12-13 | ORANGE COUNTY SANITATION DISTRICT | FOUNTAIN VALLEY, Orange, CA | Pass | Local |
| 2023-12-13 | LINN OPERATING INC — high-priority violation on file | TAFT, Kern, CA | Pass | Local |
| 2023-12-13 | LINN OPERATING INC — high-priority violation on file | TAFT, Kern, CA | Pass | Local |
| 2023-12-13 | LINN OPERATING INC — high-priority violation on file | TAFT, Kern, CA | Pass | Local |
| 2023-12-13 | LINN OPERATING INC — high-priority violation on file | TAFT, Kern, CA | Pass | Local |
| 2023-12-13 | CALIFORNIA RESOURCES PRODUCTION CORP | BAKERSFIELD, Kern, CA | Pass | Local |
| 2023-12-13 | CALIFORNIA RESOURCES PRODUCTION CORP | BAKERSFIELD, Kern, CA | Pass | Local |
| 2023-12-13 | PROCTER & GAMBLE PAPER PRODUCTS — high-priority violation on file | OXNARD, Ventura, CA | Pass | Local |
| 2023-12-12 | LA COUNTY SANITATION DISTRICTS (SPADRA) | POMONA, Los Angeles, CA | Pass | Local |
| 2023-12-12 | NEW BASIS (FRMLY ASSOCIATED PLASTICS) | RIVERSIDE, Riverside, CA | Pass | Local |
| 2023-12-12 | CITY OF CLOVIS - LANDFILL | CLOVIS, Fresno, CA | Pass | Local |
| 2023-12-12 | CITY OF CLOVIS - LANDFILL | CLOVIS, Fresno, CA | Pass | Local |
| 2023-12-12 | CITY OF CLOVIS - LANDFILL | CLOVIS, Fresno, CA | Pass | Local |
| 2023-12-12 | CITY OF CLOVIS - LANDFILL | CLOVIS, Fresno, CA | Pass | Local |
| 2023-12-12 | CITY OF CLOVIS - LANDFILL | CLOVIS, Fresno, CA | Pass | Local |
| 2023-12-12 | CITY OF CLOVIS - LANDFILL | CLOVIS, Fresno, CA | Pass | Local |
| 2023-12-12 | CITY OF CLOVIS - LANDFILL | CLOVIS, Fresno, CA | Pass | Local |
| 2023-12-12 | CITY OF CLOVIS - LANDFILL | CLOVIS, Fresno, CA | Pass | Local |
| 2023-12-12 | CITY OF CLOVIS - LANDFILL | CLOVIS, Fresno, CA | Pass | Local |
| 2023-12-12 | CITY OF CLOVIS - LANDFILL | CLOVIS, Fresno, CA | Pass | Local |
| 2023-12-12 | CITY OF CLOVIS - LANDFILL | CLOVIS, Fresno, CA | Pass | Local |
| 2023-12-12 | CITY OF CLOVIS - LANDFILL | CLOVIS, Fresno, CA | Pass | Local |
| 2023-12-12 | CITY OF CLOVIS - LANDFILL | CLOVIS, Fresno, CA | Pass | Local |
| 2023-12-12 | CITY OF CLOVIS - LANDFILL | CLOVIS, Fresno, CA | Pass | Local |
| 2023-12-12 | CITY OF CLOVIS - LANDFILL | CLOVIS, Fresno, CA | Pass | Local |
| 2023-12-12 | CITY OF CLOVIS - LANDFILL | CLOVIS, Fresno, CA | Pass | Local |
| 2023-12-12 | CITY OF CLOVIS - LANDFILL | CLOVIS, Fresno, CA | Pass | Local |
| 2023-12-12 | CITY OF CLOVIS - LANDFILL | CLOVIS, Fresno, CA | Pass | Local |
| 2023-12-12 | CITY OF CLOVIS - LANDFILL | CLOVIS, Fresno, CA | Pass | Local |
| 2023-12-12 | CITY OF CLOVIS - LANDFILL | CLOVIS, Fresno, CA | Pass | Local |
| 2023-12-12 | CITY OF CLOVIS - LANDFILL | CLOVIS, Fresno, CA | Pass | Local |
| 2023-12-12 | CITY OF CLOVIS - LANDFILL | CLOVIS, Fresno, CA | Pass | Local |
| 2023-12-11 | AIR LIQUID LARGE INDUSTRIES US, LP | EL SEGUNDO, Los Angeles, CA | Pass | Local |
| 2023-12-11 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2023-12-11 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2023-12-11 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2023-12-11 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2023-12-08 | LA CITY DWP- VALLEY GENERATING STN | SUN VALLEY, Los Angeles, CA | Pass | Local |
| 2023-12-08 | CHEVRON USA — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2023-12-08 | CHEVRON USA — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2023-12-08 | CHEVRON USA — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2023-12-08 | CHEVRON USA — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2023-12-08 | CHEVRON USA — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2023-12-08 | CHEVRON USA — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2023-12-08 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2023-12-08 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2023-12-08 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2023-12-08 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2023-12-08 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2023-12-08 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2023-12-08 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2023-12-08 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2023-12-08 | KRAFT HEINZ FOODS CO | TULARE, Tulare, CA | Pass | Local |
| 2023-12-08 | KRAFT HEINZ FOODS CO | TULARE, Tulare, CA | Pass | Local |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.