Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
BOEING INTEGRATED DEFENSE SYSTEMS GROUP ROTOTCRAFT
STEWART AVE & INDUSTRIAL HWY, RIDLEY PARK, PA, 19078
Parent company: BOEING CO
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 | Acetone | Trichloroethylene | Methyl ethyl ketone | Toluene | Methyl isobutyl ketone | Total (lbs) |
| 2003 | — | — | 7,892 | — | — | 7,892 |
| 2002 | — | — | 8,160 | — | — | 8,160 |
| 2001 | — | — | 11,711 | — | — | 11,711 |
| 2000 | — | — | 15,739 | — | — | 15,739 |
| 1999 | — | — | 12,791 | 6,987 | — | 19,778 |
| 1998 | — | — | 8,328 | 7,554 | — | 15,882 |
| 1997 | — | — | 18,563 | — | — | 18,563 |
| 1996 | — | — | 14,445 | — | — | 24,614 |
| 1995 | — | — | 13,700 | — | — | 13,700 |
| 1994 | — | 5,690 | 6,450 | 1,700 | — | 16,065 |
| 1993 | 55,000 | 16,750 | 28,000 | 12,300 | — | 119,705 |
| 1992 | 52,000 | 8,650 | 24,250 | 58,000 | 41,250 | 184,400 |
| 1991 | 83,000 | 28,250 | 37,000 | 51,750 | 39,600 | 268,700 |
| 1990 | 56,000 | 82,250 | 39,700 | 45,900 | 30,500 | 287,855 |
| 1989 | 56,250 | 75,250 | 28,250 | 31,250 | 23,400 | 242,650 |
| 1988 | 91,000 | 70,000 | — | — | — | 161,500 |
| 1987 | — | — | — | 35,900 | 29,100 | 65,000 |
▎ 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.