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 |
|---|---|---|---|---|
| 2019-08-27 | NORTHERN CALIFORNIA POWER | LODI, San Joaquin, CA | Pass | Local |
| 2019-08-27 | NORTHERN CALIFORNIA POWER | LODI, San Joaquin, CA | Pass | Local |
| 2019-08-27 | NORTHERN CALIFORNIA POWER | LODI, San Joaquin, CA | Pass | Local |
| 2019-08-27 | NORTHERN CALIFORNIA POWER | LODI, San Joaquin, CA | Pass | Local |
| 2019-08-27 | NORTHERN CALIFORNIA POWER | LODI, San Joaquin, CA | Pass | Local |
| 2019-08-27 | NORTHERN CALIFORNIA POWER | LODI, San Joaquin, CA | Pass | Local |
| 2019-08-27 | NORTHERN CALIFORNIA POWER | LODI, San Joaquin, CA | Pass | Local |
| 2019-08-27 | NORTHERN CALIFORNIA POWER | LODI, San Joaquin, CA | Pass | Local |
| 2019-08-27 | NORTHERN CALIFORNIA POWER | LODI, San Joaquin, CA | Pass | Local |
| 2019-08-27 | NORTHERN CALIFORNIA POWER | LODI, San Joaquin, CA | Pass | Local |
| 2019-08-27 | NORTHERN CALIFORNIA POWER | LODI, San Joaquin, CA | Pass | Local |
| 2019-08-27 | NORTHERN CALIFORNIA POWER | LODI, San Joaquin, CA | Pass | Local |
| 2019-08-27 | NORTHERN CALIFORNIA POWER | LODI, San Joaquin, CA | Pass | Local |
| 2019-08-26 | ARCOSA LIGHTWEIGHT, FRAZIER PARK (1603) — high-priority violation on file | FRAZIER PARK, Ventura, CA | Pass | Local |
| 2019-08-25 | VERNON PUBLIC UTILITIES | LOS ANGELES, Los Angeles, CA | Pass | Local |
| 2019-08-25 | VERNON PUBLIC UTILITIES | LOS ANGELES, Los Angeles, CA | Pass | Local |
| 2019-08-23 | PROCTER & GAMBLE | SACRAMENTO, Sacramento, CA | Pass | Local |
| 2019-08-23 | NORTHRUP GRUMMAN SYSTEMS | MANHATTAN BEACH, Los Angeles, CA | Pass | Local |
| 2019-08-23 | NORTHRUP GRUMMAN SYSTEMS | MANHATTAN BEACH, Los Angeles, CA | Pass | Local |
| 2019-08-23 | NORTHRUP GRUMMAN SYSTEMS | MANHATTAN BEACH, Los Angeles, CA | Pass | Local |
| 2019-08-23 | NORTHRUP GRUMMAN SYSTEMS | MANHATTAN BEACH, Los Angeles, CA | Pass | Local |
| 2019-08-23 | LONG BEACH SERRF PROJECT | LONG BEACH, Los Angeles, CA | Pass | Local |
| 2019-08-23 | LOS GATOS TOMATO PRODUCTS | HURON, Fresno, CA | Pass | Local |
| 2019-08-23 | LOS GATOS TOMATO PRODUCTS | HURON, Fresno, CA | Pass | Local |
| 2019-08-23 | LOS GATOS TOMATO PRODUCTS | HURON, Fresno, CA | Pass | Local |
| 2019-08-23 | LOS GATOS TOMATO PRODUCTS | HURON, Fresno, CA | Pass | Local |
| 2019-08-23 | LOS GATOS TOMATO PRODUCTS | HURON, Fresno, CA | Pass | Local |
| 2019-08-23 | LOS GATOS TOMATO PRODUCTS | HURON, Fresno, CA | Pass | Local |
| 2019-08-23 | CHEVRON USA — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-08-23 | CHEVRON USA — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-08-23 | LINN OPERATING INC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-08-23 | LINN OPERATING INC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-08-23 | FOSTER FOOD PRODUCTS — high-priority violation on file | LIVINGSTON, Merced, CA | Pass | Local |
| 2019-08-23 | FOSTER FOOD PRODUCTS — high-priority violation on file | LIVINGSTON, Merced, CA | Pass | Local |
| 2019-08-22 | TESORO REFINING & MARKETING CO, LLC — high-priority violation on file | CARSON, Los Angeles, CA | Pass | Local |
| 2019-08-22 | LA CO SANITATION DIST CALABASSAS LNDFILL | AGOURA, Los Angeles, CA | Pass | Local |
| 2019-08-22 | LOS GATOS TOMATO PRODUCTS | HURON, Fresno, CA | Pass | Local |
| 2019-08-22 | LOS GATOS TOMATO PRODUCTS | HURON, Fresno, CA | Pass | Local |
| 2019-08-22 | LOS GATOS TOMATO PRODUCTS | HURON, Fresno, CA | Pass | Local |
| 2019-08-22 | LOS GATOS TOMATO PRODUCTS | HURON, Fresno, CA | Pass | Local |
| 2019-08-22 | LOS GATOS TOMATO PRODUCTS | HURON, Fresno, CA | Pass | Local |
| 2019-08-22 | LOS GATOS TOMATO PRODUCTS | HURON, Fresno, CA | Pass | Local |
| 2019-08-22 | SAN JOAQUIN VALLEY CONCENTRATES | FRESNO, Fresno, CA | Pass | Local |
| 2019-08-22 | SAN JOAQUIN VALLEY CONCENTRATES | FRESNO, Fresno, CA | Pass | Local |
| 2019-08-22 | SAN JOAQUIN VALLEY CONCENTRATES | FRESNO, Fresno, CA | Pass | Local |
| 2019-08-22 | SAN JOAQUIN VALLEY CONCENTRATES | FRESNO, Fresno, CA | Pass | Local |
| 2019-08-22 | SAN JOAQUIN VALLEY CONCENTRATES | FRESNO, Fresno, CA | Pass | Local |
| 2019-08-22 | SAN JOAQUIN VALLEY CONCENTRATES | FRESNO, Fresno, CA | Pass | Local |
| 2019-08-22 | SAN JOAQUIN VALLEY CONCENTRATES | FRESNO, Fresno, CA | Pass | Local |
| 2019-08-22 | SAN JOAQUIN VALLEY CONCENTRATES | FRESNO, Fresno, CA | Pass | Local |
| 2019-08-22 | SAN JOAQUIN VALLEY CONCENTRATES | FRESNO, Fresno, CA | Pass | Local |
| 2019-08-22 | SAN JOAQUIN VALLEY CONCENTRATES | FRESNO, Fresno, CA | Pass | Local |
| 2019-08-22 | SAN JOAQUIN VALLEY CONCENTRATES | FRESNO, Fresno, CA | Pass | Local |
| 2019-08-22 | SAN JOAQUIN VALLEY CONCENTRATES | FRESNO, Fresno, CA | Pass | Local |
| 2019-08-22 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-08-22 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-08-22 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-08-22 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-08-22 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-08-22 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-08-22 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-08-22 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-08-21 | AERA ENERGY LLC | SAN ARDO, Monterey, CA | Pass | Local |
| 2019-08-21 | SO CAL GAS CO | NORTHRIDGE, Los Angeles, CA | Pending | Local |
| 2019-08-21 | SO CAL GAS CO | NORTHRIDGE, Los Angeles, CA | Pending | Local |
| 2019-08-21 | VERNON PUBLIC UTILITIES | LOS ANGELES, Los Angeles, CA | Pass | Local |
| 2019-08-21 | VERNON PUBLIC UTILITIES | LOS ANGELES, Los Angeles, CA | Pass | Local |
| 2019-08-21 | LOS GATOS TOMATO PRODUCTS | HURON, Fresno, CA | Pass | Local |
| 2019-08-21 | LOS GATOS TOMATO PRODUCTS | HURON, Fresno, CA | Pass | Local |
| 2019-08-21 | LOS GATOS TOMATO PRODUCTS | HURON, Fresno, CA | Pass | Local |
| 2019-08-21 | LOS GATOS TOMATO PRODUCTS | HURON, Fresno, CA | Pass | Local |
| 2019-08-21 | LOS GATOS TOMATO PRODUCTS | HURON, Fresno, CA | Pass | Local |
| 2019-08-21 | LOS GATOS TOMATO PRODUCTS | HURON, Fresno, CA | Pass | Local |
| 2019-08-21 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2019-08-21 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2019-08-21 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2019-08-21 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2019-08-21 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2019-08-21 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2019-08-21 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2019-08-21 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2019-08-21 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2019-08-21 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2019-08-21 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2019-08-21 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2019-08-21 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2019-08-21 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2019-08-21 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2019-08-21 | MALAGA POWER, LLC | FRESNO, Fresno, CA | Pass | Local |
| 2019-08-21 | DART CONTAINER CORP | LODI, San Joaquin, CA | Pass | Local |
| 2019-08-21 | TURLOCK IRRIGATION DIST-WALNUT ENERGY | TURLOCK, Stanislaus, CA | Pass | Local |
| 2019-08-21 | TURLOCK IRRIGATION DIST-WALNUT ENERGY | TURLOCK, Stanislaus, CA | Pass | Local |
| 2019-08-21 | TURLOCK IRRIGATION DIST-WALNUT ENERGY | TURLOCK, Stanislaus, CA | Pass | Local |
| 2019-08-21 | TURLOCK IRRIGATION DIST-WALNUT ENERGY | TURLOCK, Stanislaus, CA | Pass | Local |
| 2019-08-21 | TURLOCK IRRIGATION DIST-WALNUT ENERGY | TURLOCK, Stanislaus, CA | Pass | Local |
| 2019-08-21 | TURLOCK IRRIGATION DIST-WALNUT ENERGY | TURLOCK, Stanislaus, CA | Pass | Local |
| 2019-08-21 | TURLOCK IRRIGATION DIST-WALNUT ENERGY | TURLOCK, Stanislaus, CA | Pass | Local |
| 2019-08-21 | TURLOCK IRRIGATION DIST-WALNUT ENERGY | TURLOCK, Stanislaus, CA | Pass | Local |
| 2019-08-21 | TURLOCK IRRIGATION DIST-WALNUT ENERGY | TURLOCK, Stanislaus, CA | Pass | Local |
| 2019-08-21 | TURLOCK IRRIGATION DIST-WALNUT ENERGY | TURLOCK, Stanislaus, CA | Pass | Local |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.