EPA Air · stack tests by state, industry and year
Pipeline transportation (NAICS 4862): stack tests in Maine, 2025
- 8Stack 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 2025 at a Maine source whose primary industry code is NAICS 4862. A facility filing more than one industry code is counted under the first one on its record.
Pipeline transportation (NAICS 4862) in Maine, other years
Other industries in Maine, 2025
- Paper manufacturing (NAICS 3221) 34
- Merchant wholesalers, nondurable goods (NAICS 4247) 23
- Waste management and remediation (NAICS 5622) 21
- Utilities (NAICS 2211) 11
- National security and international affairs (NAICS 9281) 7
- Wood product manufacturing (NAICS 3212) 6
- Mining and quarrying (NAICS 2123) 5
- Petroleum and coal products manufacturing (NAICS 3241) 3
Air-emissions stack tests recorded in Maine, 2025
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2025-04-02 | MARITIMES & NORTHEAST PIPELINE, L.L.C. | WESTBROOK, Cumberland, ME | Pass | State |
| 2025-02-12 | MARITIMES & NORTHEAST PIPELINE, L.L.C. | T35 MD BPP, Hancock, ME | Pass | State |
| 2025-02-12 | MARITIMES & NORTHEAST PIPELINE, L.L.C. | T35 MD BPP, Hancock, ME | Pass | State |
| 2025-02-11 | MARITIMES & NORTHEAST PIPELINE, L.L.C. | T35 MD BPP, Hancock, ME | Pass | State |
| 2025-02-11 | MARITIMES & NORTHEAST PIPELINE, L.L.C. | T35 MD BPP, Hancock, ME | Pass | State |
| 2025-02-06 | MARITIMES & NORTHEAST PIPELINE, L.L.C. | ELIOT, York, ME | Pass | State |
| 2025-02-05 | MARITIMES & NORTHEAST PIPELINE, L.L.C. | BREWER, Penobscot, ME | Pass | State |
| 2025-02-04 | MARITIMES & NORTHEAST PIPELINE, L.L.C. | SEARSMONT, Waldo, ME | 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.