Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
AVENTIS CROP SCIENCE USA
RAILROAD AVE & MATHERS RD, AMBLER, PA, 19002
Parent company: RHONE-POULENC INC
Carcinogen
— EPA classifications across all reporting years
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 | 1,2-Dichloroethane | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Total (lbs) | |||
| 1999 | 8,439 | 2,591 | 11,030 | |||
| 1998 | 20,442 | 7,442 | 27,884 | |||
| 1997 | 29,242 | 3,392 | 32,634 | |||
| 1996 | 33,612 | 5,354 | 38,966 | |||
| 1995 | 31,496 | 5,959 | 37,455 | |||
| 1994 | 30,985 | 3,641 | 34,626 | |||
| 1993 | 29,424 | 3,263 | 32,687 | |||
| 1992 | 31,040 | 3,263 | 34,303 | |||
| 1991 | 27,500 | 41,250 | 68,750 | |||
| 1990 | 31,271 | 4,985 | 36,256 | |||
| 1989 | 34,765 | 5,467 | 40,232 | |||
| 1988 | 44,504 | — | 44,504 | |||
| 1987 | — | 3,350 | 3,350 | |||
▎ 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.