Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
ALCOA ENGINEERED PRODUCTS
1999 STATE LINE RD, ELIZABETHTON, TN, 37643
Parent company: ALCOA INC
Carcinogen
PBT
— 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 | Chromium | Copper | Chromium compounds (except for chromite ore mined in the Transvaal Region) | Manganese | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Total (lbs) |
| 2002 | — | — | — | — | — | 3 |
| 2001 | — | 5 | — | — | — | 5 |
| 2000 | 5 | 5 | — | — | — | 10 |
| 1999 | 10 | 10 | — | 10 | — | 30 |
| 1998 | 35 | 99 | — | 24 | — | 158 |
| 1995 | 760 | 760 | — | — | — | 1,520 |
| 1994 | 760 | — | — | — | 10 | 770 |
| 1993 | 760 | — | — | — | 10 | 770 |
| 1992 | 265 | — | — | — | 10 | 275 |
| 1991 | 4 | — | — | — | — | 4 |
| 1990 | — | — | 255 | — | — | 255 |
▎ 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.