EPA Air · stack tests by state and year
Air-emissions stack tests in California, 2017
- 8,621Stack 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 2017; one facility can appear more than once, because this is a record of what happened rather than a list of places.
Counties in California, 2017
- Kern County 5,015
- Fresno County 1,089
- San Joaquin County 581
- Stanislaus County 382
- Kings County 319
- Merced County 308
- Madera County 262
- Los Angeles County 195
- Tulare County 121
- San Bernardino County 117
- Monterey County 39
- Orange County 31
- Riverside County 31
- Undetermined County 26
- Ventura County 25
- Imperial County 22
- Sacramento County 18
- San Diego County 17
- Placer County 9
- Santa Clara County 5
- Alameda County 4
- Sonoma County 3
California, other years
Air-emissions stack tests recorded in California, 2017
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2017-01-27 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2017-01-27 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2017-01-27 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2017-01-26 | CHEVRON U.S.A. INC. | SAN ARDO, Monterey, CA | Pass | Local |
| 2017-01-26 | NEW NGC, INC. | LONG BEACH, Los Angeles, CA | Pass | Local |
| 2017-01-26 | NEW NGC, INC. | LONG BEACH, Los Angeles, CA | Fail | Local |
| 2017-01-26 | SUNSHINE GAS PRODUCERS LLC | SYLMAR, Los Angeles, CA | Pass | Local |
| 2017-01-26 | CHEVRON USA | LOST HILLS, Kern, CA | Pass | Local |
| 2017-01-26 | CHEVRON USA | LOST HILLS, Kern, CA | Pass | Local |
| 2017-01-26 | CHEVRON USA | LOST HILLS, Kern, CA | Pass | Local |
| 2017-01-26 | CHEVRON USA | LOST HILLS, Kern, CA | Pass | Local |
| 2017-01-26 | CHEVRON USA | LOST HILLS, Kern, CA | Pass | Local |
| 2017-01-26 | CHEVRON USA | LOST HILLS, Kern, CA | Pass | Local |
| 2017-01-26 | CHEVRON USA | LOST HILLS, Kern, CA | Pass | Local |
| 2017-01-26 | CHEVRON USA | LOST HILLS, Kern, CA | Pass | Local |
| 2017-01-26 | CHEVRON USA | LOST HILLS, Kern, CA | Pass | Local |
| 2017-01-26 | CHEVRON USA | LOST HILLS, Kern, CA | Pass | Local |
| 2017-01-26 | CHEVRON USA | LOST HILLS, Kern, CA | Pass | Local |
| 2017-01-26 | CHEVRON USA | LOST HILLS, Kern, CA | Pass | Local |
| 2017-01-26 | CHEVRON USA | LOST HILLS, Kern, CA | Pass | Local |
| 2017-01-26 | CHEVRON USA | LOST HILLS, Kern, CA | Pass | Local |
| 2017-01-26 | CHEVRON USA | LOST HILLS, Kern, CA | Pass | Local |
| 2017-01-26 | CHEVRON USA | LOST HILLS, Kern, CA | Pass | Local |
| 2017-01-26 | CHEVRON USA | LOST HILLS, Kern, CA | Pass | Local |
| 2017-01-26 | CHEVRON USA | LOST HILLS, Kern, CA | Pass | Local |
| 2017-01-26 | CHEVRON USA | LOST HILLS, Kern, CA | Pass | Local |
| 2017-01-26 | CHEVRON USA | LOST HILLS, Kern, CA | Pass | Local |
| 2017-01-26 | CHEVRON USA | LOST HILLS, Kern, CA | Pass | Local |
| 2017-01-26 | CHEVRON USA | LOST HILLS, Kern, CA | Pass | Local |
| 2017-01-26 | CHEVRON USA | LOST HILLS, Kern, CA | Pass | Local |
| 2017-01-26 | CHEVRON USA | LOST HILLS, Kern, CA | Pass | Local |
| 2017-01-26 | CHEVRON USA | LOST HILLS, Kern, CA | Pass | Local |
| 2017-01-25 | CHEVRON U.S.A. INC. | SAN ARDO, Monterey, CA | Pass | Local |
| 2017-01-25 | NEW NGC, INC. | LONG BEACH, Los Angeles, CA | Pass | Local |
| 2017-01-25 | NEW NGC, INC. | LONG BEACH, Los Angeles, CA | Pass | Local |
| 2017-01-25 | SUNSHINE GAS PRODUCERS LLC | SYLMAR, Los Angeles, CA | Pass | Local |
| 2017-01-25 | FRESNO COGEN PARTNERS | SAN JOAQUIN, Fresno, CA | Pass | Local |
| 2017-01-25 | FRESNO COGEN PARTNERS | SAN JOAQUIN, Fresno, CA | Pass | Local |
| 2017-01-25 | FRESNO COGEN PARTNERS | SAN JOAQUIN, Fresno, CA | Pass | Local |
| 2017-01-25 | FRESNO COGEN PARTNERS | SAN JOAQUIN, Fresno, CA | Pass | Local |
| 2017-01-25 | FRESNO COGEN PARTNERS | SAN JOAQUIN, Fresno, CA | Pass | Local |
| 2017-01-25 | FRESNO COGEN PARTNERS | SAN JOAQUIN, Fresno, CA | Pass | Local |
| 2017-01-25 | FRESNO COGEN PARTNERS | SAN JOAQUIN, Fresno, CA | Pass | Local |
| 2017-01-25 | FRESNO COGEN PARTNERS | SAN JOAQUIN, Fresno, CA | Pass | Local |
| 2017-01-25 | FRESNO COGEN PARTNERS | SAN JOAQUIN, Fresno, CA | Pass | Local |
| 2017-01-24 | CHEVRON U.S.A. INC. | SAN ARDO, Monterey, CA | Pass | Local |
| 2017-01-24 | PHILLIPS 66 COMPANY/LA REFINERY | CARSON, Los Angeles, CA | Pass | Local |
| 2017-01-24 | LA CO. SANITATION DIST | CARSON, Los Angeles, CA | Pass | Local |
| 2017-01-24 | SUNSHINE GAS PRODUCERS LLC | SYLMAR, Los Angeles, CA | Pass | Local |
| 2017-01-24 | E&J GALLO WINERY — high-priority violation on file | LIVINGSTON, Merced, CA | Pass | Local |
| 2017-01-24 | E&J GALLO WINERY — high-priority violation on file | LIVINGSTON, Merced, CA | Pass | Local |
| 2017-01-24 | E&J GALLO WINERY — high-priority violation on file | LIVINGSTON, Merced, CA | Pass | Local |
| 2017-01-24 | ALTAGAS SAN JOAQUIN ENERGY INC | TRACY, San Joaquin, CA | Pass | Local |
| 2017-01-24 | ALTAGAS SAN JOAQUIN ENERGY INC | TRACY, San Joaquin, CA | Pass | Local |
| 2017-01-24 | ALTAGAS SAN JOAQUIN ENERGY INC | TRACY, San Joaquin, CA | Pass | Local |
| 2017-01-24 | ALTAGAS SAN JOAQUIN ENERGY INC | TRACY, San Joaquin, CA | Pass | Local |
| 2017-01-24 | ALTAGAS SAN JOAQUIN ENERGY INC | TRACY, San Joaquin, CA | Pass | Local |
| 2017-01-23 | LEHIGH S.W. CEMENT CO. | TEHACHAPI, Kern, CA | Pass | Local |
| 2017-01-23 | LEHIGH S.W. CEMENT CO. | TEHACHAPI, Kern, CA | Pass | Local |
| 2017-01-23 | SUNSHINE GAS PRODUCERS LLC | SYLMAR, Los Angeles, CA | Pass | Local |
| 2017-01-20 | LA CO. SANITATION DIST | CARSON, Los Angeles, CA | Pass | Local |
| 2017-01-19 | SAN ANTONIO REGIONAL HOSPITAL | UPLAND, San Bernardino, CA | Pass | Local |
| 2017-01-19 | APPLIED ENERGY-NTC | SAN DIEGO, San Diego, CA | Pending | Local |
| 2017-01-18 | SEARLES VALLEY MINERALS (IMC CHEMICALS) — high-priority violation on file | TRONA, San Bernardino, CA | Pass | Local |
| 2017-01-18 | SEARLES VALLEY MINERALS (IMC CHEMICALS) — high-priority violation on file | TRONA, San Bernardino, CA | Pass | Local |
| 2017-01-18 | LARKSPUR ENERGY (FORMERLY WILDFLOWER) | SAN DIEGO, San Diego, CA | Pending | Local |
| 2017-01-18 | AERA ENERGY - KERN MIDWAY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2017-01-18 | AERA ENERGY - KERN MIDWAY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2017-01-18 | AERA ENERGY - KERN MIDWAY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2017-01-18 | AERA ENERGY - KERN MIDWAY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2017-01-18 | AERA ENERGY - KERN MIDWAY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2017-01-18 | AERA ENERGY - KERN MIDWAY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2017-01-18 | AERA ENERGY - KERN MIDWAY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2017-01-18 | AERA ENERGY - KERN MIDWAY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2017-01-18 | AERA ENERGY - KERN MIDWAY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2017-01-18 | AERA ENERGY - KERN MIDWAY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2017-01-18 | AERA ENERGY - KERN MIDWAY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2017-01-18 | AERA ENERGY - KERN MIDWAY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2017-01-18 | AERA ENERGY - KERN MIDWAY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2017-01-18 | AERA ENERGY - KERN MIDWAY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2017-01-18 | AERA ENERGY - KERN MIDWAY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2017-01-18 | AERA ENERGY - KERN MIDWAY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2017-01-18 | AERA ENERGY - KERN MIDWAY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2017-01-17 | SEARLES VALLEY MINERALS (IMC CHEMICALS) — high-priority violation on file | TRONA, San Bernardino, CA | Pass | Local |
| 2017-01-17 | SEARLES VALLEY MINERALS (IMC CHEMICALS) — high-priority violation on file | TRONA, San Bernardino, CA | Pass | Local |
| 2017-01-17 | SEARLES VALLEY MINERALS (IMC CHEMICALS) — high-priority violation on file | TRONA, San Bernardino, CA | Pass | Local |
| 2017-01-17 | SAN ANTONIO REGIONAL HOSPITAL | UPLAND, San Bernardino, CA | Pass | Local |
| 2017-01-17 | AERA ENERGY - KERN MIDWAY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2017-01-17 | AERA ENERGY - KERN MIDWAY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2017-01-17 | AERA ENERGY - KERN MIDWAY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2017-01-17 | AERA ENERGY - KERN MIDWAY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2017-01-17 | AERA ENERGY - KERN MIDWAY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2017-01-17 | AERA ENERGY - KERN MIDWAY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2017-01-17 | AERA ENERGY - KERN MIDWAY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2017-01-17 | AERA ENERGY - KERN MIDWAY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2017-01-17 | AERA ENERGY - KERN MIDWAY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2017-01-17 | AERA ENERGY - KERN MIDWAY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2017-01-17 | AERA ENERGY - KERN MIDWAY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2017-01-17 | AERA ENERGY - KERN MIDWAY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2017-01-17 | AERA ENERGY - KERN MIDWAY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.