EPA Air · stack tests by state, industry and year
Utilities (NAICS 2211): stack tests in Pennsylvania, 2026
- 23Stack 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 2211. A facility filing more than one industry code is counted under the first one on its record.
Utilities (NAICS 2211) 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
- Educational services (NAICS 6113) 9
- Chemical manufacturing (NAICS 3251) 8
- Waste management and remediation (NAICS 5622) 7
- 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 |
|---|---|---|---|---|
| 2026-07-19 | HILLTOP ENERGY CENTER LLC/CARMICHAELS | CARMICHAELS, Greene, PA | Pass | State |
| 2026-06-19 | SCRUBGRASS GENERATING PLT/VENANGO — high-priority violation on file | KENNERDELL, Venango, PA | Pass | State |
| 2026-06-11 | SCRUBGRASS GENERATING PLT/VENANGO — high-priority violation on file | KENNERDELL, Venango, PA | Pass | State |
| 2026-06-11 | PANTHER CREEK POWER OPR LLC/NESQUEHONING | NESQUEHONING, Carbon, PA | Pass | State |
| 2026-06-04 | CHAMBERSBURG BORO/ORCHARD PARK GENERATING STA | CHAMBERSBURG, Franklin, PA | Pass | State |
| 2026-06-04 | NEXTERA RENEWABLE FUELS LLC/BLUE RIDGE LDFL | SCOTLAND, Franklin, PA | Pass | State |
| 2026-06-04 | HICKORY RUN ENERGY LLC/NORTH BEAVER TWP | NEW CASTLE, Lawrence, PA | Pass | State |
| 2026-05-27 | NEXTERA RENEWABLE FUELS LLC/LYCO LANDFILL LFGTE PLT | MONTGOMERY, Lycoming, PA | Pass | State |
| 2026-04-27 | SCRUBGRASS GENERATING PLT/VENANGO — high-priority violation on file | KENNERDELL, Venango, PA | Pass | State |
| 2026-04-16 | WOLF RUN ENERGY LLC/ELECTRIC GENERATION STATION | WYALUSING, Bradford, PA | Pass | State |
| 2026-04-15 | KEYSTONE CONEMAUGH PROJ LLC/CONEMAUGH STATION | NEW FLORENCE, Indiana, PA | Pass | State |
| 2026-04-12 | SCRUBGRASS GENERATING PLT/VENANGO — high-priority violation on file | KENNERDELL, Venango, PA | Pass | State |
| 2026-04-09 | NEXTERA RENEWABLE FUELS LLC/WESTERN BERKS LDFL | BIRDSBORO, Berks, PA | Pass | State |
| 2026-04-08 | INGENCO WHOLESALE POWER LLC/MTN VIEW LDFL | GREENCASTLE, Franklin, PA | Pass | State |
| 2026-04-04 | GILBERTON POWER CO/JOHN B RICH MEM POWER STA | FRACKVILLE, Schuylkill, PA | Pass | State |
| 2026-04-01 | SHELL CHEM APPALACHIA/SHELL POLYMERS MONACA — high-priority violation on file | MONACA, Beaver, PA | Pass | State |
| 2026-03-18 | NORTHAMPTON GEN CO/NORTHAMPTON | NORTHAMPTON, Northampton, PA | Pass | State |
| 2026-03-13 | KEYSTONE CONEMAUGH PROJ LLC/KEYSTONE STATION | SHELOCTA, Armstrong, PA | Pass | State |
| 2026-03-10 | RAUSCH CREEK GENERATION LLC/FRAILEY TWP — high-priority violation on file | TREMONT, Schuylkill, PA | Pass | State |
| 2026-03-04 | NEXTERA RENEWABLE FUELS LLC/FREY FARM CRESWELL LDFL | CONESTOGA, Lancaster, PA | Pass | State |
| 2026-03-03 | SCRUBGRASS GENERATING PLT/VENANGO — high-priority violation on file | KENNERDELL, Venango, PA | Pass | State |
| 2026-01-20 | MONTOUR LLC/MONTOUR SES | WASHINGTONVILLE, Montour, PA | Pass | State |
| 2026-01-15 | HAMILTON PATRIOT LLC/HAMILTON PATRIOT GENERATION PLANT — high-priority violation on file | MONTGOMERY, Lycoming, 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.