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 |
|---|---|---|---|---|
| 2018-08-22 | AERA ENERGY - KERN MIDWAY — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-08-22 | ALTAGAS SAN JOAQUIN ENERGY INC | TRACY, San Joaquin, CA | Pass | Local |
| 2018-08-22 | ALTAGAS SAN JOAQUIN ENERGY INC | TRACY, San Joaquin, CA | Pass | Local |
| 2018-08-22 | ALTAGAS SAN JOAQUIN ENERGY INC | TRACY, San Joaquin, CA | Pass | Local |
| 2018-08-22 | ALTAGAS SAN JOAQUIN ENERGY INC | TRACY, San Joaquin, CA | Pass | Local |
| 2018-08-22 | ALTAGAS SAN JOAQUIN ENERGY INC | TRACY, San Joaquin, CA | Pass | Local |
| 2018-08-22 | ALTAGAS SAN JOAQUIN ENERGY INC | TRACY, San Joaquin, CA | Pass | Local |
| 2018-08-22 | ALTAGAS SAN JOAQUIN ENERGY INC | TRACY, San Joaquin, CA | Pass | Local |
| 2018-08-22 | ALTAGAS SAN JOAQUIN ENERGY INC | TRACY, San Joaquin, CA | Pass | Local |
| 2018-08-22 | ALTAGAS SAN JOAQUIN ENERGY INC | TRACY, San Joaquin, CA | Pass | Local |
| 2018-08-22 | ALTAGAS SAN JOAQUIN ENERGY INC | TRACY, San Joaquin, CA | Pass | Local |
| 2018-08-22 | ALTAGAS SAN JOAQUIN ENERGY INC | TRACY, San Joaquin, CA | Pass | Local |
| 2018-08-22 | ALTAGAS SAN JOAQUIN ENERGY INC | TRACY, San Joaquin, CA | Pass | Local |
| 2018-08-22 | ALTAGAS SAN JOAQUIN ENERGY INC | TRACY, San Joaquin, CA | Pass | Local |
| 2018-08-22 | ALTAGAS SAN JOAQUIN ENERGY INC | TRACY, San Joaquin, CA | Pass | Local |
| 2018-08-22 | ALTAGAS SAN JOAQUIN ENERGY INC | TRACY, San Joaquin, CA | Pass | Local |
| 2018-08-22 | ALTAGAS SAN JOAQUIN ENERGY INC | TRACY, San Joaquin, CA | Pass | Local |
| 2018-08-22 | ALTAGAS SAN JOAQUIN ENERGY INC | TRACY, San Joaquin, CA | Pass | Local |
| 2018-08-22 | ALTAGAS SAN JOAQUIN ENERGY INC | TRACY, San Joaquin, CA | Pass | Local |
| 2018-08-22 | ALTAGAS SAN JOAQUIN ENERGY INC | TRACY, San Joaquin, CA | Pass | Local |
| 2018-08-22 | ALTAGAS SAN JOAQUIN ENERGY INC | TRACY, San Joaquin, CA | Pass | Local |
| 2018-08-22 | ALTAGAS SAN JOAQUIN ENERGY INC | TRACY, San Joaquin, CA | Pass | Local |
| 2018-08-22 | ALTAGAS SAN JOAQUIN ENERGY INC | TRACY, San Joaquin, CA | Pass | Local |
| 2018-08-22 | ALTAGAS SAN JOAQUIN ENERGY INC | TRACY, San Joaquin, CA | Pass | Local |
| 2018-08-22 | TURLOCK IRRIGATION DIST-WALNUT ENERGY | TURLOCK, Stanislaus, CA | Pass | Local |
| 2018-08-22 | TURLOCK IRRIGATION DIST-WALNUT ENERGY | TURLOCK, Stanislaus, CA | Pass | Local |
| 2018-08-22 | TURLOCK IRRIGATION DIST-WALNUT ENERGY | TURLOCK, Stanislaus, CA | Pass | Local |
| 2018-08-22 | TURLOCK IRRIGATION DIST-WALNUT ENERGY | TURLOCK, Stanislaus, CA | Pass | Local |
| 2018-08-22 | TURLOCK IRRIGATION DIST-WALNUT ENERGY | TURLOCK, Stanislaus, CA | Pass | Local |
| 2018-08-22 | TURLOCK IRRIGATION DIST-WALNUT ENERGY | TURLOCK, Stanislaus, CA | Pass | Local |
| 2018-08-22 | TURLOCK IRRIGATION DIST-WALNUT ENERGY | TURLOCK, Stanislaus, CA | Pass | Local |
| 2018-08-22 | TURLOCK IRRIGATION DIST-WALNUT ENERGY | TURLOCK, Stanislaus, CA | Pass | Local |
| 2018-08-22 | TURLOCK IRRIGATION DIST-WALNUT ENERGY | TURLOCK, Stanislaus, CA | Pass | Local |
| 2018-08-22 | TURLOCK IRRIGATION DIST-WALNUT ENERGY | TURLOCK, Stanislaus, CA | Pass | Local |
| 2018-08-22 | TURLOCK IRRIGATION DIST-WALNUT ENERGY | TURLOCK, Stanislaus, CA | Pass | Local |
| 2018-08-22 | TURLOCK IRRIGATION DIST-WALNUT ENERGY | TURLOCK, Stanislaus, CA | Pass | Local |
| 2018-08-22 | TURLOCK IRRIGATION DIST-WALNUT ENERGY | TURLOCK, Stanislaus, CA | Pass | Local |
| 2018-08-22 | TURLOCK IRRIGATION DIST-WALNUT ENERGY | TURLOCK, Stanislaus, CA | Pass | Local |
| 2018-08-22 | TURLOCK IRRIGATION DIST-WALNUT ENERGY | TURLOCK, Stanislaus, CA | Pass | Local |
| 2018-08-22 | TURLOCK IRRIGATION DIST-WALNUT ENERGY | TURLOCK, Stanislaus, CA | Pass | Local |
| 2018-08-21 | AES ALAMITOS STATION, LLC | LONG BEACH, Los Angeles, CA | Pass | Local |
| 2018-08-21 | TESORO REFINING & MARKETING CO, LLC — high-priority violation on file | CARSON, Los Angeles, CA | Pass | Local |
| 2018-08-21 | WEST KERN WATER DISTRICT | TAFT, Kern, CA | Pass | Local |
| 2018-08-21 | WEST KERN WATER DISTRICT | TAFT, Kern, CA | Pass | Local |
| 2018-08-21 | WEST KERN WATER DISTRICT | TAFT, Kern, CA | Pass | Local |
| 2018-08-21 | WEST KERN WATER DISTRICT | TAFT, Kern, CA | Pass | Local |
| 2018-08-21 | WEST KERN WATER DISTRICT | TAFT, Kern, CA | Pass | Local |
| 2018-08-21 | WEST KERN WATER DISTRICT | TAFT, Kern, CA | Pass | Local |
| 2018-08-21 | WEST KERN WATER DISTRICT | TAFT, Kern, CA | Pass | Local |
| 2018-08-21 | WEST KERN WATER DISTRICT | TAFT, Kern, CA | Pass | Local |
| 2018-08-21 | WEST KERN WATER DISTRICT | TAFT, Kern, CA | Pass | Local |
| 2018-08-21 | WEST KERN WATER DISTRICT | TAFT, Kern, CA | Pass | Local |
| 2018-08-21 | WEST KERN WATER DISTRICT | TAFT, Kern, CA | Pass | Local |
| 2018-08-21 | WEST KERN WATER DISTRICT | TAFT, Kern, CA | Pass | Local |
| 2018-08-21 | MACPHERSON OIL CO - HEAVY OIL | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-08-21 | MACPHERSON OIL CO - HEAVY OIL | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-08-21 | MACPHERSON OIL CO - HEAVY OIL | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-08-21 | MACPHERSON OIL CO - HEAVY OIL | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-08-21 | MACPHERSON OIL CO - HEAVY OIL | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-08-21 | MACPHERSON OIL CO - HEAVY OIL | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-08-21 | MACPHERSON OIL CO - HEAVY OIL | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-08-21 | MACPHERSON OIL CO - HEAVY OIL | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-08-20 | PERFORMANCE COMPOSITES INC | COMPTON, Los Angeles, CA | Pass | Local |
| 2018-08-20 | WEST KERN WATER DISTRICT | TAFT, Kern, CA | Pass | Local |
| 2018-08-20 | WEST KERN WATER DISTRICT | TAFT, Kern, CA | Pass | Local |
| 2018-08-20 | WEST KERN WATER DISTRICT | TAFT, Kern, CA | Pass | Local |
| 2018-08-20 | WEST KERN WATER DISTRICT | TAFT, Kern, CA | Pass | Local |
| 2018-08-20 | WEST KERN WATER DISTRICT | TAFT, Kern, CA | Pass | Local |
| 2018-08-20 | WEST KERN WATER DISTRICT | TAFT, Kern, CA | Pass | Local |
| 2018-08-20 | WEST KERN WATER DISTRICT | TAFT, Kern, CA | Pass | Local |
| 2018-08-20 | WEST KERN WATER DISTRICT | TAFT, Kern, CA | Pass | Local |
| 2018-08-20 | WEST KERN WATER DISTRICT | TAFT, Kern, CA | Pass | Local |
| 2018-08-20 | WEST KERN WATER DISTRICT | TAFT, Kern, CA | Pass | Local |
| 2018-08-20 | WEST KERN WATER DISTRICT | TAFT, Kern, CA | Pass | Local |
| 2018-08-20 | WEST KERN WATER DISTRICT | TAFT, Kern, CA | Pass | Local |
| 2018-08-17 | CALIFORNIA STEEL INDUSTRIES INC — high-priority violation on file | FONTANA, San Bernardino, CA | Pass | Local |
| 2018-08-17 | CALIFORNIA RESOURCES PRODUCTION CORP | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-08-17 | CALIFORNIA RESOURCES PRODUCTION CORP | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-08-16 | SO CAL GAS CO/PLAYA DEL REY STORAGE | PLAYA DEL REY, Los Angeles, CA | Pass | Local |
| 2018-08-16 | SO CAL GAS CO/PLAYA DEL REY STORAGE | PLAYA DEL REY, Los Angeles, CA | Pass | Local |
| 2018-08-16 | IBY, LLC | IRWINDALE, Los Angeles, CA | Pass | Local |
| 2018-08-16 | HONEYWELL INTERNATIONAL INC | TORRANCE, Los Angeles, CA | Pass | Local |
| 2018-08-16 | ALOGONQUIN POWER SANGER LLC — high-priority violation on file | SANGER, Fresno, CA | Pass | Local |
| 2018-08-16 | ALOGONQUIN POWER SANGER LLC — high-priority violation on file | SANGER, Fresno, CA | Pass | Local |
| 2018-08-16 | ALOGONQUIN POWER SANGER LLC — high-priority violation on file | SANGER, Fresno, CA | Pass | Local |
| 2018-08-16 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-08-16 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-08-16 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-08-16 | KRAFT HEINZ FOODS CO | TULARE, Tulare, CA | Pass | Local |
| 2018-08-16 | KRAFT HEINZ FOODS CO | TULARE, Tulare, CA | Pass | Local |
| 2018-08-15 | MONTEREY REGIONAL WASTE MGMT DIST | MARINA, Monterey, CA | Pass | Local |
| 2018-08-15 | TESORO REFINING & MARKETING CO, LLC — high-priority violation on file | CARSON, Los Angeles, CA | Pass | Local |
| 2018-08-15 | TESORO REFINING & MARKETING CO, LLC — high-priority violation on file | CARSON, Los Angeles, CA | Pass | Local |
| 2018-08-15 | SO CAL GAS CO/PLAYA DEL REY STORAGE | PLAYA DEL REY, Los Angeles, CA | Pass | Local |
| 2018-08-15 | PHILLIPS 66 CO/LA REFINERY WILMINGTON — high-priority violation on file | WILMINGTON, Los Angeles, CA | Pass | Local |
| 2018-08-15 | WESTLAKE ROYAL ROOFING LLC | CORONA, Riverside, CA | Pass | Local |
| 2018-08-15 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-08-15 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-08-15 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2018-08-15 | CALIFORNIA RESOURCES PRODUCTION CORP — 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.