EPA Air · stack tests by state, industry and year
Pipeline transportation (NAICS 4862): stack tests in Connecticut, 2023
- 6Stack 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 Connecticut 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 Connecticut, other years
Other industries in Connecticut, 2023
- Utilities (NAICS 2211) 36
- Broadcasting (NAICS 5152) 9
- Waste management and remediation (NAICS 5622) 7
- Educational services (NAICS 6113) 7
- Utilities (NAICS 2213) 7
- Support activities for transportation (NAICS 4881) 4
- Waste management and remediation (NAICS 5629) 4
- Paper manufacturing (NAICS 3221) 4
- Transportation equipment manufacturing (NAICS 3364) 3
- Chemical manufacturing (NAICS 3251) 3
- Chemical manufacturing (NAICS 3254) 3
Air-emissions stack tests recorded in Connecticut, 2023
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2023-11-28 | ALGONQUIN GAS TRANSMISSION, LLC - CROMWELL COMPRESSOR STATION | CROMWELL, Middlesex, CT | Pass | State |
| 2023-11-28 | ALGONQUIN GAS TRANSMISSION, LLC - CROMWELL COMPRESSOR STATION | CROMWELL, Middlesex, CT | Pass | State |
| 2023-10-03 | ALGONQUIN GAS TRANSMISSION, LLC - CHAPLIN COMPRESSOR STATION | CHAPLIN, Windham, CT | Pass | State |
| 2023-05-31 | ALGONQUIN GAS TRANSMISSION, LLC - CROMWELL COMPRESSOR STATION | CROMWELL, Middlesex, CT | Pass | State |
| 2023-01-04 | ALGONQUIN GAS TRANSMISSION LLC - OXFORD COMPRESSOR STATION | OXFORD, New Haven, CT | Pass | State |
| 2023-01-04 | ALGONQUIN GAS TRANSMISSION LLC - OXFORD COMPRESSOR STATION | OXFORD, New Haven, CT | 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.