Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
ISOMEDIX OPERATIONS INC.
435 WHITNEY ST, NORTHBOROUGH, MA, 01532
Parent company: STERIS CORP
Carcinogen
— EPA classifications across all reporting years
Top chemical totals
The 10 chemicals with the highest cumulative on-site releases across all available years.
Full release table
Rows are years. Columns show the five highest-total chemicals across all years plus each year's total release volume.
| Year | Ethylene oxide | Total |
|---|---|---|
| 2024 | 45 | 45 |
| 2023 | 53 | 53 |
| 2022 | 62 | 62 |
| 2005 | 1,688 | 1,688 |
| 2004 | 1,646 | 1,646 |
| 2003 | 389 | 389 |
| 2002 | 323 | 323 |
| 2001 | 1,520 | 1,520 |
| 2000 | 502 | 502 |
| 1999 | 574 | 574 |
| 1998 | 635 | 635 |
| 1997 | 709 | 709 |
| 1996 | 595 | 595 |
| 1995 | 500 | 500 |
| 1994 | 500 | 500 |
| 1993 | 500 | 500 |