EPA Air · stack tests by state, industry and year
Ambulatory health care services (NAICS 6216): stack tests in California, 2023
- 4Stack tests
A stack test measures what a source actually emits, at the stack, against the limit in its permit. Each row is one stack test recorded during 2023 at a California source whose primary industry code is NAICS 6216. A facility filing more than one industry code is counted under the first one on its record.
Ambulatory health care services (NAICS 6216) in California, other years
Other industries in California, 2023
- Utilities (NAICS 2211) 2,798
- Oil and gas extraction (NAICS 2111) 2,583
- Nonmetallic mineral product manufacturing (NAICS 3272) 362
- NAICS 9999 322
- Food manufacturing (NAICS 3114) 203
- Waste management and remediation (NAICS 5622) 188
- Petroleum and coal products manufacturing (NAICS 3241) 135
- Beverage and tobacco manufacturing (NAICS 3121) 134
- Food manufacturing (NAICS 3119) 112
- Pipeline transportation (NAICS 4862) 85
- Executive and legislative government (NAICS 9211) 82
- Merchant wholesalers, nondurable goods (NAICS 4247) 75
- Food manufacturing (NAICS 3115) 67
- Utilities (NAICS 2213) 60
- Hospitals (NAICS 6221) 37
- Chemical manufacturing (NAICS 3253) 37
- Pipeline transportation (NAICS 4861) 30
- Food manufacturing (NAICS 3116) 30
- Fabricated metal product manufacturing (NAICS 3324) 26
- Plastics and rubber products manufacturing (NAICS 3261) 26
- Merchant wholesalers, nondurable goods (NAICS 4244) 24
- Food manufacturing (NAICS 3111) 18
- Paper manufacturing (NAICS 3222) 18
- Nonmetallic mineral product manufacturing (NAICS 3279) 17
- Animal production (NAICS 1121) 16
- Primary metal manufacturing (NAICS 3314) 15
- NAICS 4523 12
- Educational services (NAICS 6113) 12
- Fabricated metal product manufacturing (NAICS 3321) 10
- Administration of environmental programs (NAICS 9241) 10
- Mining and quarrying (NAICS 2123) 9
- Chemical manufacturing (NAICS 3251) 9
- National security and international affairs (NAICS 9281) 8
- Fabricated metal product manufacturing (NAICS 3323) 8
- Waste management and remediation (NAICS 5629) 8
- NAICS 4543 7
- Food manufacturing (NAICS 3118) 7
- Transportation equipment manufacturing (NAICS 3364) 6
- Nonmetallic mineral product manufacturing (NAICS 3273) 6
- Primary metal manufacturing (NAICS 3313) 6
- Furniture and related product manufacturing (NAICS 3372) 5
- Chemical manufacturing (NAICS 3252) 4
- Fabricated metal product manufacturing (NAICS 3328) 4
- Waste management and remediation (NAICS 5621) 4
- Nonmetallic mineral product manufacturing (NAICS 3274) 4
- Nonmetallic mineral product manufacturing (NAICS 3271) 3
- Food manufacturing (NAICS 3112) 3
- Printing and related support (NAICS 3231) 3
Air-emissions stack tests recorded in California, 2023
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2023-04-17 | UNIVERSITY OF SOUTHERN CALIFORNIA HEALTH | LOS ANGELES, Los Angeles, CA | Pass | Local |
| 2023-02-24 | UNIVERSITY OF SOUTHERN CALIFORNIA HEALTH | LOS ANGELES, Los Angeles, CA | Pass | Local |
| 2023-02-07 | UNIVERSITY OF SOUTHERN CALIFORNIA HEALTH | LOS ANGELES, Los Angeles, CA | Pass | Local |
| 2023-02-07 | UNIVERSITY OF SOUTHERN CALIFORNIA HEALTH | LOS ANGELES, Los Angeles, CA | Pending | Local |
Primary NAICS code as filed on the facility record; dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.