EPA Air · stack tests by state, industry and year
Mining and quarrying (NAICS 2123): stack tests in Connecticut, 2022
- 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 2022 at a Connecticut source whose primary industry code is NAICS 2123. A facility filing more than one industry code is counted under the first one on its record.
Mining and quarrying (NAICS 2123) in Connecticut, other years
Other industries in Connecticut, 2022
- Utilities (NAICS 2211) 26
- Pipeline transportation (NAICS 4862) 14
- Educational services (NAICS 6113) 11
- Utilities (NAICS 2213) 8
- Waste management and remediation (NAICS 5622) 7
- Transportation equipment manufacturing (NAICS 3364) 7
- Support activities for transportation (NAICS 4881) 5
- Broadcasting (NAICS 5152) 4
- Transportation equipment manufacturing (NAICS 3366) 4
- Hospitals (NAICS 6221) 3
- Petroleum and coal products manufacturing (NAICS 3241) 3
Air-emissions stack tests recorded in Connecticut, 2022
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2022-08-10 | O&G INDUSTRIES, INC. - SOUTHBURY QUARRY | SOUTHBURY, New Haven, CT | Pass | State |
| 2022-08-09 | O&G INDUSTRIES, INC. | NEW MILFORD, Litchfield, CT | Pass | State |
| 2022-06-07 | TILCON CONNECTICUT/ NORTH BRANFORD PLANT | NORTH BRANFORD, New Haven, CT | Pass | State |
| 2022-04-22 | RAWSON MATERIALS, PLANT NO. 2 | PUTNAM, Windham, 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.