51 facilities in South Central Connecticut Planning Region, Connecticut reported releasing 168,000 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. 35 facilities are currently in significant violation of a federal environmental law.
Superfund siteReports toxic releases (TRI)In significant violation
Not counted above: another 126,000 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 |
|---|---|---|---|
| Allnex Usa Inc. Wallingford Ct SiteWallingford | 79.6k | 83.8k | |
| Ametek Specialty Metal Products DivWallingford | 42.5k | 42.5k | |
| Roehm America LlcWallingford | 12.7k | 12.7k | |
| Shell New Haven TerminalNew Haven | 10.0k | 10.0k | |
| American Greenfuels LlcNew Haven | 5.3k | 5.3k | |
| Solventum Purification Inc. Meriden FacilityMeriden | 3.7k | 3.7k | |
| Byk Usa IncWallingford | 3.0k | 3.0k | |
| Global New Haven TerminalNew Haven | 1.8k | 1.8k | |
| Caap Co IncMilford | 1.5k | 1.5k | |
| Tradebe Treatment & Recycling Northeast LlcMeriden | 663 | 913 | |
| Porcelen Ltd Ct LlcHamden | 655 | 655 | |
| Deitsch Plastic Co Inc.West Haven | 438 | 438 | |
| Linde Advanced Material Technologies Inc.North Haven | 324 | 324 | |
| Current IncEast Haven | 255 | 255 | |
| Sargent Manufacturing CoNew Haven | 112 | 128 | |
| Gateway Terminal LlcNew Haven | 105 | 106 | |
| Turbine Components CorpBranford | 74 | 80 | |
| Covidien LpNorth Haven | 55 | 55 | |
| Ulbrich Wire IncNorth Haven | 50 | 65 | |
| Safety-Kleen Systems IncNew Haven | 44 | 44 |
Bar length is to scale across this table; colors show where each facility's pounds went.
| Facility | Where it went | To air | Total |
|---|---|---|---|
| Allnex Usa Inc. Wallingford Ct SiteWallingford | 79.6k | 83.8k | |
| Ametek Specialty Metal Products DivWallingford | 42.5k | 42.5k | |
| Roehm America LlcWallingford | 12.7k | 12.7k | |
| Shell New Haven TerminalNew Haven | 10.0k | 10.0k | |
| American Greenfuels LlcNew Haven | 5.3k | 5.3k | |
| Solventum Purification Inc. Meriden FacilityMeriden | 3.7k | 3.7k | |
| Byk Usa IncWallingford | 3.0k | 3.0k | |
| Global New Haven TerminalNew Haven | 1.8k | 1.8k | |
| Caap Co IncMilford | 1.5k | 1.5k | |
| Tradebe Treatment & Recycling Northeast LlcMeriden | 663 | 913 | |
| Porcelen Ltd Ct LlcHamden | 655 | 655 | |
| Deitsch Plastic Co Inc.West Haven | 438 | 438 | |
| Linde Advanced Material Technologies Inc.North Haven | 324 | 324 | |
| Current IncEast Haven | 255 | 255 | |
| Sargent Manufacturing CoNew Haven | 112 | 128 | |
| Gateway Terminal LlcNew Haven | 105 | 106 | |
| Turbine Components CorpBranford | 74 | 80 | |
| Ulbrich Wire IncNorth Haven | 50 | 65 | |
| Covidien LpNorth Haven | 55 | 55 | |
| Safety-Kleen Systems IncNew Haven | 44 | 44 |
35 facilities in South Central Connecticut 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).