Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
TALLEY DEFENSE SYSTEMS INC
4551 E MCKELLIPS RD, MESA, AZ, 85205
Parent company: TALLEY INDUSTRIES 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 | 1,1,1-Trichloroethane | Copper | Total (lbs) | |||
| 1991 | 4,999 | — | 4,999 | |||
| 1990 | 4,986 | — | 4,986 | |||
| 1989 | 23,221 | 2,888 | 26,109 | |||
| 1988 | 79,575 | — | 79,575 | |||
| 1987 | 93,300 | — | 93,300 | |||
▎ 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.