Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
BOC GASES
11 CHESSEN LN, EAST ALTON, IL, 62024
Parent company: BOC GROUP INC
Top chemical totals
The 10 chemicals with the highest cumulative on-site releases in pounds (lbs) 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.
| All values in pounds (lbs) | ||||||
|---|---|---|---|---|---|---|
| Year | Ammonia | Ethylene | Total (lbs) | |||
| 1996 | — | 10,826 | 10,826 | |||
| 1995 | — | 3,010 | 3,010 | |||
| 1994 | — | 3,010 | 3,010 | |||
| 1993 | — | 3,010 | 3,010 | |||
| 1992 | 140,000 | 3,010 | 143,010 | |||
| 1989 | 140,000 | 150,500 | 290,500 | |||
| 1988 | 139,000 | 150,540 | 289,540 | |||
▎ Facilities report to EPA's TRI once they manufacture, process, or use a listed chemical above set thresholds. Once that threshold is crossed, they must report actual releases regardless of size — so a small number reflects genuine low-level discharge, not a data error.