Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
AIRGAS WEST-DUARTE
2250 BUENA VISTA ST, DUARTE, CA, 91010
Parent company: AIRGAS 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 | Propylene | Total (lbs) | ||||
| 2006 | 23 | 23 | ||||
| 2005 | 71 | 71 | ||||
| 2004 | 59 | 59 | ||||
| 2003 | 47 | 47 | ||||
| 2002 | 66 | 66 | ||||
| 2001 | 52 | 52 | ||||
▎ 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.