72 facilities in Capitol Planning Region, Connecticut reported releasing 78,000 lb of toxic chemicals on site in 2024. Of every 100 pounds, 97 went into the air, 3 into water and 0 onto or into land. There are 2 Superfund sites. 35 facilities are currently in significant violation of a federal environmental law.
Superfund siteReports toxic releases (TRI)In significant violation
Not counted above: another 224,000 lb shipped off site for disposal somewhere else.
What leaves stacks and vents — the pathway closest to the people living nearby.
| Facility | Where it went | To air | Total |
|---|---|---|---|
| Ahlstrom Nonwovens LlcWindsor Locks | 31.4k | 33.2k | |
| Marmon Industrial Energy & Infrastructure GroupEast Granby | 13.9k | 14.0k | |
| Scapa Na LlcWindsor | 11.3k | 11.3k | |
| Stanley Works Hand Tools Div.New Britain | 5.9k | 5.9k | |
| Ahlstrom Power Windsor Locks LlcWindsor Locks | 2.8k | 2.8k | |
| Microcare LlcNew Britain | 1.9k | 1.9k | |
| Itw ShinemarkBloomfield | 1.6k | 1.6k | |
| Syn-Mar Products Inc.Ellington | 1.3k | 1.3k | |
| Stanchem IncEast Berlin | 1.2k | 1.2k | |
| Connecticut Galvanizing CorpGlastonbury | 1.0k | 1.0k | |
| Kamatics CorpBloomfield | 698 | 706 | |
| Dur-A-FlexEast Hartford | 613 | 613 | |
| Orafol Americas IncAvon | 459 | 459 | |
| Hydrofera LlcManchester | 297 | 297 | |
| Element Materials Technology Hartford Inc.South Windsor | 255 | 255 | |
| Mott CorpPlainville | 255 | 255 | |
| Plainville Plating Co IncPlainville | 255 | 255 | |
| Har-Conn Chrome CoWest Hartford | 117 | 153 | |
| Northeastern Shaped Wire IncSouthington | 115 | 115 | |
| Advanced Adhesive Systems IncNewington | 107 | 107 |
Bar length is to scale across this table; colors show where each facility's pounds went.
| Facility | Where it went | To air | Total |
|---|---|---|---|
| Ahlstrom Nonwovens LlcWindsor Locks | 31.4k | 33.2k | |
| Marmon Industrial Energy & Infrastructure GroupEast Granby | 13.9k | 14.0k | |
| Scapa Na LlcWindsor | 11.3k | 11.3k | |
| Stanley Works Hand Tools Div.New Britain | 5.9k | 5.9k | |
| Ahlstrom Power Windsor Locks LlcWindsor Locks | 2.8k | 2.8k | |
| Microcare LlcNew Britain | 1.9k | 1.9k | |
| Itw ShinemarkBloomfield | 1.6k | 1.6k | |
| Syn-Mar Products Inc.Ellington | 1.3k | 1.3k | |
| Stanchem IncEast Berlin | 1.2k | 1.2k | |
| Connecticut Galvanizing CorpGlastonbury | 1.0k | 1.0k | |
| Kamatics CorpBloomfield | 698 | 706 | |
| Dur-A-FlexEast Hartford | 613 | 613 | |
| Orafol Americas IncAvon | 459 | 459 | |
| Hydrofera LlcManchester | 297 | 297 | |
| Element Materials Technology Hartford Inc.South Windsor | 255 | 255 | |
| Mott CorpPlainville | 255 | 255 | |
| Plainville Plating Co IncPlainville | 255 | 255 | |
| Har-Conn Chrome CoWest Hartford | 117 | 153 | |
| Northeastern Shaped Wire IncSouthington | 115 | 115 | |
| Colt's Manufacturing Co LlcWest Hartford | 9 | 113 |
| Site | Cleanup stage | Human exposure | Groundwater |
|---|---|---|---|
| Precision Plating CorpVernon | Listed | Under control | Insufficient data |
| Solvents Recovery Service Of New EnglandSouthington | Ready for reuse | Under control | Under control |
35 facilities in Capitol Planning Region. Boxes show how many of the last 12 quarters each spent out of compliance under its worst program (EPA publishes the count, not which quarters).