EPA Air · stack tests by state and year
Air-emissions stack tests in California, 2019
- 6,897Stack 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 2019; one facility can appear more than once, because this is a record of what happened rather than a list of places.
Counties in California, 2019
- Kern County 3,121
- Fresno County 1,305
- San Joaquin County 385
- Kings County 380
- Los Angeles County 380
- Stanislaus County 349
- Madera County 299
- Tulare County 217
- Merced County 138
- San Bernardino County 89
- Orange County 65
- Monterey County 24
- Ventura County 22
- Riverside County 22
- Contra Costa County 21
- Undetermined County 18
- Sacramento County 14
- San Diego County 13
- Placer County 12
- Sonoma County 7
- Santa Clara County 4
- Alameda County 3
- Plumas County 3
California, other years
Air-emissions stack tests recorded in California, 2019
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2019-09-24 | MODESTO IRRIGATION UNIT 1&2 | MODESTO, Stanislaus, CA | Pass | Local |
| 2019-09-24 | MODESTO IRRIGATION UNIT 1&2 | MODESTO, Stanislaus, CA | Pass | Local |
| 2019-09-24 | MODESTO IRRIGATION UNIT 1&2 | MODESTO, Stanislaus, CA | Pass | Local |
| 2019-09-24 | MODESTO IRRIGATION UNIT 1&2 | MODESTO, Stanislaus, CA | Pass | Local |
| 2019-09-24 | MODESTO IRRIGATION UNIT 1&2 | MODESTO, Stanislaus, CA | Pass | Local |
| 2019-09-24 | MODESTO IRRIGATION UNIT 1&2 | MODESTO, Stanislaus, CA | Pass | Local |
| 2019-09-24 | MODESTO IRRIGATION UNIT 1&2 | MODESTO, Stanislaus, CA | Pass | Local |
| 2019-09-24 | MODESTO IRRIGATION UNIT 1&2 | MODESTO, Stanislaus, CA | Pass | Local |
| 2019-09-24 | MODESTO IRRIGATION UNIT 1&2 | MODESTO, Stanislaus, CA | Pass | Local |
| 2019-09-24 | MODESTO IRRIGATION UNIT 1&2 | MODESTO, Stanislaus, CA | Pass | Local |
| 2019-09-24 | MODESTO IRRIGATION UNIT 1&2 | MODESTO, Stanislaus, CA | Pass | Local |
| 2019-09-24 | MODESTO IRRIGATION UNIT 1&2 | MODESTO, Stanislaus, CA | Pass | Local |
| 2019-09-24 | MODESTO IRRIGATION UNIT 1&2 | MODESTO, Stanislaus, CA | Pass | Local |
| 2019-09-24 | MODESTO IRRIGATION UNIT 1&2 | MODESTO, Stanislaus, CA | Pass | Local |
| 2019-09-24 | MODESTO IRRIGATION UNIT 1&2 | MODESTO, Stanislaus, CA | Pass | Local |
| 2019-09-24 | MODESTO IRRIGATION UNIT 1&2 | MODESTO, Stanislaus, CA | Pass | Local |
| 2019-09-24 | MODESTO IRRIGATION UNIT 1&2 | MODESTO, Stanislaus, CA | Pass | Local |
| 2019-09-24 | MODESTO IRRIGATION UNIT 1&2 | MODESTO, Stanislaus, CA | Pass | Local |
| 2019-09-24 | MODESTO IRRIGATION UNIT 1&2 | MODESTO, Stanislaus, CA | Pass | Local |
| 2019-09-24 | MODESTO IRRIGATION UNIT 1&2 | MODESTO, Stanislaus, CA | Pass | Local |
| 2019-09-24 | MODESTO IRRIGATION UNIT 1&2 | MODESTO, Stanislaus, CA | Pass | Local |
| 2019-09-24 | MODESTO IRRIGATION UNIT 1&2 | MODESTO, Stanislaus, CA | Pass | Local |
| 2019-09-24 | MODESTO IRRIGATION UNIT 1&2 | MODESTO, Stanislaus, CA | Pass | Local |
| 2019-09-24 | MODESTO IRRIGATION UNIT 1&2 | MODESTO, Stanislaus, CA | Pass | Local |
| 2019-09-24 | MODESTO IRRIGATION UNIT 1&2 | MODESTO, Stanislaus, CA | Pass | Local |
| 2019-09-24 | MODESTO IRRIGATION UNIT 1&2 | MODESTO, Stanislaus, CA | Pass | Local |
| 2019-09-24 | MODESTO IRRIGATION UNIT 1&2 | MODESTO, Stanislaus, CA | Pass | Local |
| 2019-09-24 | MODESTO IRRIGATION UNIT 1&2 | MODESTO, Stanislaus, CA | Pass | Local |
| 2019-09-20 | PASADENA CITY, DWP (EIS USE) | PASADENA, Los Angeles, CA | Pass | Local |
| 2019-09-20 | WESTLAKE ROYAL ROOFING LLC | CORONA, Riverside, CA | Pass | Local |
| 2019-09-20 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2019-09-20 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2019-09-20 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2019-09-20 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2019-09-20 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2019-09-20 | E&J GALLO WINERY — high-priority violation on file | LIVINGSTON, Merced, CA | Pass | Local |
| 2019-09-20 | E&J GALLO WINERY — high-priority violation on file | LIVINGSTON, Merced, CA | Pass | Local |
| 2019-09-20 | E&J GALLO WINERY — high-priority violation on file | LIVINGSTON, Merced, CA | Pass | Local |
| 2019-09-20 | E&J GALLO WINERY — high-priority violation on file | LIVINGSTON, Merced, CA | Pass | Local |
| 2019-09-20 | E&J GALLO WINERY — high-priority violation on file | LIVINGSTON, Merced, CA | Pass | Local |
| 2019-09-20 | E&J GALLO WINERY — high-priority violation on file | LIVINGSTON, Merced, CA | Pass | Local |
| 2019-09-20 | E&J GALLO WINERY — high-priority violation on file | LIVINGSTON, Merced, CA | Pass | Local |
| 2019-09-20 | E&J GALLO WINERY — high-priority violation on file | LIVINGSTON, Merced, CA | Pass | Local |
| 2019-09-20 | E&J GALLO WINERY — high-priority violation on file | LIVINGSTON, Merced, CA | Pass | Local |
| 2019-09-20 | E&J GALLO WINERY — high-priority violation on file | LIVINGSTON, Merced, CA | Pass | Local |
| 2019-09-20 | E&J GALLO WINERY — high-priority violation on file | LIVINGSTON, Merced, CA | Pass | Local |
| 2019-09-20 | E&J GALLO WINERY — high-priority violation on file | LIVINGSTON, Merced, CA | Pass | Local |
| 2019-09-20 | E&J GALLO WINERY — high-priority violation on file | LIVINGSTON, Merced, CA | Pass | Local |
| 2019-09-20 | E&J GALLO WINERY — high-priority violation on file | LIVINGSTON, Merced, CA | Pass | Local |
| 2019-09-20 | E&J GALLO WINERY — high-priority violation on file | LIVINGSTON, Merced, CA | Pass | Local |
| 2019-09-20 | E&J GALLO WINERY — high-priority violation on file | LIVINGSTON, Merced, CA | Pass | Local |
| 2019-09-20 | E&J GALLO WINERY — high-priority violation on file | LIVINGSTON, Merced, CA | Pass | Local |
| 2019-09-20 | E&J GALLO WINERY — high-priority violation on file | LIVINGSTON, Merced, CA | Pass | Local |
| 2019-09-19 | TESORO REFINING & MARKETING CO, LLC — high-priority violation on file | CARSON, Los Angeles, CA | Pass | Local |
| 2019-09-19 | TESORO REFINING & MARKETING CO, LLC — high-priority violation on file | CARSON, Los Angeles, CA | Pass | Local |
| 2019-09-19 | HOAG MEMORIAL HOSPITAL PRESBYTERIAN | NEWPORT BEACH, Orange, CA | Pass | Local |
| 2019-09-19 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2019-09-19 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2019-09-19 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2019-09-19 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2019-09-19 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2019-09-19 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-09-19 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-09-19 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-09-19 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-09-19 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-09-19 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-09-19 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-09-19 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-09-19 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-09-19 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-09-19 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-09-19 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-09-19 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-09-19 | SOUTHERN CALIF GAS CO | MARICOPA, Kern, CA | Pass | Local |
| 2019-09-19 | SOUTHERN CALIF GAS CO | MARICOPA, Kern, CA | Pass | Local |
| 2019-09-19 | SOUTHERN CALIF GAS CO | MARICOPA, Kern, CA | Pass | Local |
| 2019-09-19 | SOUTHERN CALIF GAS CO | MARICOPA, Kern, CA | Pass | Local |
| 2019-09-18 | SFPP, LP | BRISBANE, San Mateo, CA | Pass | Local |
| 2019-09-18 | TESORO REFINING & MARKETING CO, LLC — high-priority violation on file | CARSON, Los Angeles, CA | Pass | Local |
| 2019-09-18 | TESORO REFINING & MARKETING CO, LLC — high-priority violation on file | CARSON, Los Angeles, CA | Pass | Local |
| 2019-09-18 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2019-09-18 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2019-09-18 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2019-09-18 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2019-09-18 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2019-09-18 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2019-09-18 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2019-09-18 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2019-09-18 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2019-09-18 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2019-09-18 | SOUTHERN CALIF GAS CO | MARICOPA, Kern, CA | Pass | Local |
| 2019-09-18 | SOUTHERN CALIF GAS CO | MARICOPA, Kern, CA | Pass | Local |
| 2019-09-18 | SOUTHERN CALIF GAS CO | MARICOPA, Kern, CA | Pass | Local |
| 2019-09-18 | SOUTHERN CALIF GAS CO | MARICOPA, Kern, CA | Pass | Local |
| 2019-09-18 | CERTAINTEED CORP — high-priority violation on file | CHOWCHILLA, Madera, CA | Pass | Local |
| 2019-09-18 | CERTAINTEED CORP — high-priority violation on file | CHOWCHILLA, Madera, CA | Pass | Local |
| 2019-09-18 | CERTAINTEED CORP — high-priority violation on file | CHOWCHILLA, Madera, CA | Pass | Local |
| 2019-09-18 | CERTAINTEED CORP — high-priority violation on file | CHOWCHILLA, Madera, CA | Pass | Local |
| 2019-09-18 | CERTAINTEED CORP — high-priority violation on file | CHOWCHILLA, Madera, CA | Pass | Local |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.