Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
RAYTHEON AIRCRAFT
2400 GRUNDFEST DR, LITTLE ROCK, AR, 72206
Parent company: RAYTHEON CO
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 | Methyl ethyl ketone | Total (lbs) | ||||
| 2003 | 15,120 | 15,120 | ||||
| 2002 | 5,582 | 5,582 | ||||
| 2001 | 5,452 | 5,452 | ||||
| 2000 | 12,596 | 12,596 | ||||
| 1999 | 20,420 | 20,420 | ||||
| 1998 | 16,176 | 16,176 | ||||
| 1997 | 14,003 | 14,003 | ||||
| 1996 | 10,995 | 10,995 | ||||
| 1995 | 8,902 | 8,902 | ||||
| 1994 | 15,220 | 15,220 | ||||
| 1993 | 11,859 | 11,859 | ||||
| 1992 | 12,529 | 12,529 | ||||
| 1990 | 10,000 | 10,000 | ||||
| 1989 | 8,625 | 8,625 | ||||
| 1988 | 3,653 | 3,653 | ||||
▎ 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.