Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
HITACHI ENERGY
1133 S CAVALIER DR, ALAMO, TN, 38001
Parent company: HITACHI ENERGY USA 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 | Xylene (mixed isomers) | Methyl isobutyl ketone | Styrene | Total (lbs) | ||
| 2000 | — | — | 1,399 | 1,399 | ||
| 1999 | — | — | 1,588 | 1,588 | ||
| 1998 | 690 | 750 | 930 | 2,370 | ||
| 1997 | 5,071 | 1,369 | 40 | 6,480 | ||
| 1996 | 2,760 | 2,222 | — | 4,982 | ||
| 1995 | 3,320 | — | — | 3,320 | ||
| 1994 | 1,492 | — | — | 1,492 | ||
| 1993 | 1,867 | — | — | 1,867 | ||
| 1992 | 4,222 | — | — | 4,222 | ||
| 1991 | 3,190 | — | — | 3,190 | ||
| 1990 | 35,100 | — | — | 35,100 | ||
| 1989 | 17,000 | — | — | 17,000 | ||
| 1988 | 18,000 | — | — | 18,000 | ||
▎ 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.