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 |
|---|---|---|---|---|
| 2017-01-11 | PG&E | HOLT, San Joaquin, CA | Pass | Local |
| 2017-01-11 | PG&E | HOLT, San Joaquin, CA | Pass | Local |
| 2017-01-11 | PG&E | HOLT, San Joaquin, CA | Pass | Local |
| 2017-01-11 | PG&E | HOLT, San Joaquin, CA | Pass | Local |
| 2017-01-11 | PG&E | HOLT, San Joaquin, CA | Pass | Local |
| 2017-01-11 | PG&E | HOLT, San Joaquin, CA | Pass | Local |
| 2017-01-11 | PG&E | HOLT, San Joaquin, CA | Pass | Local |
| 2017-01-11 | PG&E | HOLT, San Joaquin, CA | Pass | Local |
| 2017-01-11 | PG&E | HOLT, San Joaquin, CA | Pass | Local |
| 2017-01-11 | PG&E | HOLT, San Joaquin, CA | Pass | Local |
| 2017-01-11 | PG&E | HOLT, San Joaquin, CA | Pass | Local |
| 2017-01-11 | PG&E | HOLT, San Joaquin, CA | Pass | Local |
| 2017-01-11 | PG&E | HOLT, San Joaquin, CA | Pass | Local |
| 2017-01-11 | PG&E | HOLT, San Joaquin, CA | Pass | Local |
| 2017-01-11 | PG&E | HOLT, San Joaquin, CA | Pass | Local |
| 2017-01-10 | US GYPSUM CO - PLASTER CITY | PLASTER CITY, Imperial, CA | Pass | Local |
| 2017-01-10 | AERA ENERGY LLC | SAN ARDO, Monterey, CA | Pass | Local |
| 2017-01-09 | FOSTER FOOD PRODUCTS — high-priority violation on file | LIVINGSTON, Merced, CA | Fail | Local |
| 2017-01-05 | REPUBLIC SERVICES OF SONOMA COUNTY — high-priority violation on file | PETALUMA (HISTORICAL), Sonoma, CA | Pass | Local |
| 2017-01-05 | TEX-TECH ENGINEERED COMPOSITES INC | GARDENA, Los Angeles, CA | Pass | Local |
| 2017-01-03 | SO CAL EDISON CO | AVALON, Los Angeles, CA | Pass | Local |
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Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.