Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
AHF DUCOMMUN INC
131 E GARDENA BLVD, CARSON, CA, 90248
Parent company: DUCOMMUN 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 | Tetrachloroethylene | 1,1,1-Trichloroethane | Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Nitric acid | Total (lbs) | |
| 1993 | 11,745 | — | — | — | 11,745 | |
| 1992 | 12,332 | 22,744 | 683 | — | 35,759 | |
| 1991 | 18,929 | — | — | — | 18,929 | |
| 1989 | 28,352 | 34,795 | — | 75 | 63,222 | |
| 1988 | 15,019 | — | — | 75 | 15,094 | |
▎ 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.