EPA Air · stack tests by county and year
Air-emissions stack tests in Los Angeles County, California, 2023
- 203Stack tests
A stack test measures what a source actually emits, at the stack, against the limit in its permit. Each row below is one stack test recorded against a source in Los Angeles County, California during 2023. A facility can appear several times: this is the year’s record of what happened, not a list of places. The sources themselves are on the Los Angeles County facility page.
Los Angeles County, California, 2023
- Inspections 244
Air-emissions stack tests in Los Angeles County, other years
Air-emissions stack tests recorded in Los Angeles County, California, 2023
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2023-07-11 | HONEYWELL INTERNATIONAL INC | Pass | Local |
| 2023-06-27 | SO CAL GAS CO | Fail | Local |
| 2023-06-26 | SO CAL GAS CO | Fail | Local |
| 2023-06-26 | LONG BEACH GENERATION LLC | Pass | Local |
| 2023-06-24 | WALNUT CREEK ENERGY, LLC | Pass | Local |
| 2023-06-23 | EQUILON ENT LLC, SHELL OIL PROD. U S | Pass | Local |
| 2023-06-22 | LA CITY, DWP SCATTERGOOD GENERATING STN | Pass | Local |
| 2023-06-22 | LIFOAM INDUSTRIES LLC | Pass | Local |
| 2023-06-22 | EQUILON ENTER.LLC , SHELL OIL PROD. U S | Pass | Local |
| 2023-06-22 | THUMS LONG BEACH CO — high-priority violation on file | Pass | Local |
| 2023-06-21 | LA CITY, DWP SCATTERGOOD GENERATING STN | Pass | Local |
| 2023-06-19 | TESORO REFINING & MARKETING CO, LLC — high-priority violation on file | Pass | Local |
| 2023-06-16 | SO CAL GAS CO | Pass | Local |
| 2023-06-13 | EQUILON ENT LLC, SHELL OIL PROD. U S | Pass | Local |
| 2023-06-01 | TESORO REFINING AND MARKETING CO, LLC | Pass | Local |
| 2023-05-30 | QUEMETCO INC | Pass | Local |
| 2023-05-25 | TESORO REFINING & MARKETING CO, LLC — high-priority violation on file | Pass | Local |
| 2023-05-25 | TESORO REFINING & MARKETING CO, LLC — high-priority violation on file | Pass | Local |
| 2023-05-25 | UNIV OF SO CAL (EIS & NSR USE ONLY) | Pass | Local |
| 2023-05-23 | LA CITY, DWP SCATTERGOOD GENERATING STN | Pass | Local |
| 2023-05-23 | PASADENA CITY, DWP (EIS USE) | Fail | Local |
| 2023-05-22 | QUEMETCO INC | Pass | Local |
| 2023-05-20 | TESORO REFINING & MARKETING CO, LLC — high-priority violation on file | Pass | Local |
| 2023-05-12 | SHULTZ STEEL CO | Pass | Local |
| 2023-05-09 | SHADOW WOLF ENERGY, LLC | Pass | Local |
| 2023-05-04 | NORTHRUP GRUMMAN SYSTEMS | Pass | Local |
| 2023-05-03 | NORTHRUP GRUMMAN SYSTEMS | Pass | Local |
| 2023-04-27 | QUEMETCO INC | Pass | Local |
| 2023-04-24 | KAISER ALUMINUM FABRICATED PRODUCTS | Pass | Local |
| 2023-04-21 | WALNUT CREEK ENERGY, LLC | Pass | Local |
| 2023-04-20 | SO CAL GAS CO/PLAYA DEL REY STORAGE | Pass | Local |
| 2023-04-20 | SO CAL GAS CO/PLAYA DEL REY STORAGE | Pass | Local |
| 2023-04-20 | SO CAL GAS CO/PLAYA DEL REY STORAGE | Pass | Local |
| 2023-04-20 | AIR PRODUCTS AND CHEMICALS INC | Pass | Local |
| 2023-04-19 | SO CAL GAS CO | Pass | Local |
| 2023-04-19 | KAISER FOUNDATION HOSPITAL | Pass | Local |
| 2023-04-19 | KAISER FOUNDATION HOSPITAL | Pass | Local |
| 2023-04-18 | SO CAL GAS CO | Pass | Local |
| 2023-04-17 | SO CAL GAS CO | Pass | Local |
| 2023-04-17 | SO CAL GAS CO | Pass | Local |
| 2023-04-17 | UNIVERSITY OF SOUTHERN CALIFORNIA HEALTH | Pass | Local |
| 2023-04-06 | SO CAL GAS CO | Pass | Local |
| 2023-04-05 | VERNON PUBLIC UTILITIES | Pass | Local |
| 2023-03-31 | PASADENA CITY, DWP (EIS USE) | Pass | Local |
| 2023-03-28 | TESORO REFINING & MARKETING CO, LLC — high-priority violation on file | Pass | Local |
| 2023-03-23 | LA CO. SANITATION DIST | Pass | Local |
| 2023-03-23 | SO CAL GAS CO | Pass | Local |
| 2023-03-23 | ENERY HOLDINGS LLC | Pass | Local |
| 2023-03-22 | SO CAL GAS CO | Pass | Local |
| 2023-03-21 | FREUND BAKING CO | Pass | Local |
| 2023-03-17 | SHULTZ STEEL CO | Pass | Local |
| 2023-03-16 | AES ALAMITOS STATION, LLC | Pass | Local |
| 2023-03-15 | AES ALAMITOS STATION, LLC | Pass | Local |
| 2023-03-14 | 3M COMPANY | Pass | Local |
| 2023-03-10 | TESORO REFINING AND MARKETING CO — high-priority violation on file | Pass | Local |
| 2023-03-10 | TESORO REFINING AND MARKETING CO — high-priority violation on file | Pass | Local |
| 2023-03-08 | LA CNTY SANITATION DISTRICT-PUENTE HILLS | Pass | Local |
| 2023-03-07 | LA CNTY SANITATION DISTRICT-PUENTE HILLS | Pass | Local |
| 2023-03-04 | FREUND BAKING CO | Pass | Local |
| 2023-03-02 | SHULTZ STEEL CO | Pass | Local |
| 2023-02-28 | LA CITY DEPT OF AIRPORTS | Pass | Local |
| 2023-02-28 | HONEYWELL INTERNATIONAL INC | Pass | Local |
| 2023-02-27 | TESORO REFINING & MARKETING CO, LLC — high-priority violation on file | Pass | Local |
| 2023-02-24 | UNIVERSITY OF SOUTHERN CALIFORNIA HEALTH | Pass | Local |
| 2023-02-23 | LA CITY, DWP SCATTERGOOD GENERATING STN | Pass | Local |
| 2023-02-22 | LADW&P-HAYNES STEAM | Pass | Local |
| 2023-02-22 | KAISER FOUNDATION HOSPITAL | Pass | Local |
| 2023-02-22 | KAISER FOUNDATION HOSPITAL | Pass | Local |
| 2023-02-22 | KAISER FOUNDATION HOSPITAL | Pass | Local |
| 2023-02-21 | SO CAL GAS CO | Pass | Local |
| 2023-02-16 | LA CITY, DWP SCATTERGOOD GENERATING STN | Pass | Local |
| 2023-02-14 | LADW&P-HAYNES STEAM | Pass | Local |
| 2023-02-14 | SO CAL EDISON CO | Pass | Local |
| 2023-02-14 | LA CITY DEPT OF AIRPORTS | Pass | Local |
| 2023-02-08 | SO CAL GAS CO | Pass | Local |
| 2023-02-07 | UNIVERSITY OF SOUTHERN CALIFORNIA HEALTH | Pass | Local |
| 2023-02-07 | UNIVERSITY OF SOUTHERN CALIFORNIA HEALTH | Pending | Local |
| 2023-01-31 | UNIV OF SO CAL (EIS & NSR USE ONLY) | Pass | Local |
| 2023-01-31 | UNIV OF SO CAL (EIS & NSR USE ONLY) | Pass | Local |
| 2023-01-27 | SHULTZ STEEL CO | Pass | Local |
| 2023-01-27 | UNIV OF SO CAL (EIS & NSR USE ONLY) | Pass | Local |
| 2023-01-27 | UNIV OF SO CAL (EIS & NSR USE ONLY) | Pass | Local |
| 2023-01-26 | SO CAL EDISON CO | Pass | Local |
| 2023-01-26 | SHULTZ STEEL CO | Pass | Local |
| 2023-01-26 | KAISER ALUMINUM FABRICATED PRODUCTS | Pass | Local |
| 2023-01-25 | SO CAL EDISON CO | Pass | Local |
| 2023-01-25 | QUEMETCO INC | Pass | Local |
| 2023-01-24 | SO CAL EDISON CO | Pass | Local |
| 2023-01-23 | SO CAL EDISON CO | Pass | Local |
| 2023-01-20 | UNIV OF SO CAL (EIS & NSR USE ONLY) | Pass | Local |
| 2023-01-20 | UNIV OF SO CAL (EIS & NSR USE ONLY) | Pass | Local |
| 2023-01-19 | QUEMETCO INC | Pass | Local |
| 2023-01-19 | QUEMETCO INC | Pass | Local |
| 2023-01-13 | TESORO REFINING & MARKETING CO, LLC — high-priority violation on file | Pass | Local |
| 2023-01-13 | TESORO REFINING & MARKETING CO, LLC — high-priority violation on file | Pass | Local |
| 2023-01-12 | QUEMETCO INC | Pass | Local |
| 2023-01-12 | QUEMETCO INC | Pass | Local |
| 2023-01-12 | QUEMETCO INC | Pass | Local |
| 2023-01-12 | TESORO LOGISTICS, VINVALE TERMINAL | Pass | Local |
| 2023-01-11 | TESORO LOGISTICS, VINVALE TERMINAL | Pass | Local |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.