EPA Air · stack tests by state, industry and year
Waste management and remediation (NAICS 5622): stack tests in Pennsylvania, 2026
- 7Stack 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 2026 at a Pennsylvania source whose primary industry code is NAICS 5622. A facility filing more than one industry code is counted under the first one on its record.
Waste management and remediation (NAICS 5622) in Pennsylvania, other years
Other industries in Pennsylvania, 2026
- Oil and gas extraction (NAICS 2111) 291
- Mining support (NAICS 2131) 35
- Pipeline transportation (NAICS 4862) 31
- Utilities (NAICS 2211) 23
- Educational services (NAICS 6113) 9
- Chemical manufacturing (NAICS 3251) 8
- Primary metal manufacturing (NAICS 3311) 7
- Merchant wholesalers, nondurable goods (NAICS 4247) 5
- National security and international affairs (NAICS 9281) 5
- Utilities (NAICS 2213) 5
- Chemical manufacturing (NAICS 3254) 5
- Petroleum and coal products manufacturing (NAICS 3241) 5
- Nonmetallic mineral product manufacturing (NAICS 3274) 4
- Nonmetallic mineral product manufacturing (NAICS 3273) 4
- Paper manufacturing (NAICS 3221) 4
- Primary metal manufacturing (NAICS 3315) 4
- Administration of environmental programs (NAICS 9241) 4
- Plastics and rubber products manufacturing (NAICS 3261) 3
- Mining and quarrying (NAICS 2121) 3
- Hospitals (NAICS 6221) 3
Air-emissions stack tests recorded in Pennsylvania, 2026
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2026-08-13 | HERSHEY CO/WWTP | HERSHEY, Dauphin, PA | Pass | State |
| 2026-05-22 | YORK CNTY SOLID WASTE/YORK CNTY RESOURCE RECOVERY — high-priority violation on file | YORK, York, PA | Pass | State |
| 2026-05-20 | YORK CNTY SOLID WASTE/YORK CNTY RESOURCE RECOVERY — high-priority violation on file | YORK, York, PA | Pass | State |
| 2026-05-12 | SANDY RUN LDFL LLC/HOPEWELL | HOPEWELL, Bedford, PA | Pass | State |
| 2026-04-16 | LANCASTER CNTY SWMA/SUSQ RESOURCE MGMT COMPLEX — high-priority violation on file | HARRISBURG, Dauphin, PA | Pass | State |
| 2026-04-09 | LANCASTER CNTY RRF/ LANCASTER — high-priority violation on file | BAINBRIDGE, Lancaster, PA | Pass | State |
| 2026-02-17 | CHESTNUT VALLEY LDFL LLC/GERMAN TWP — high-priority violation on file | MC CLELLANDTOWN, Fayette, PA | Pass | State |
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.