Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
HITACHI ENERGY USA INC.
2135 PHILPOTT RD, SOUTH BOSTON, VA, 24592
Parent company: HITACHI HOLDINGS
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 | Xylene (mixed isomers) | 1,1,1-Trichloroethane | Tetrachloroethylene | Methanol | Methyl ethyl ketone | Total (lbs) |
| 2024 | — | — | — | 10,280 | — | 12,758 |
| 2023 | — | — | — | — | — | 175 |
| 2022 | — | — | — | — | — | 215 |
| 2021 | — | — | — | — | — | 251 |
| 2020 | — | — | — | — | — | 260 |
| 2019 | — | — | — | — | — | 174 |
| 2018 | — | — | — | — | — | 248 |
| 2017 | — | — | — | — | — | 158 |
| 2016 | — | — | — | — | — | 158 |
| 2015 | — | — | — | — | — | 3 |
| 2014 | — | — | — | — | — | 3 |
| 2013 | — | — | — | — | — | 4 |
| 2012 | — | — | — | — | — | 300 |
| 2011 | — | — | — | — | — | 329 |
| 2010 | — | — | — | — | — | 270 |
| 2009 | — | — | — | — | — | 293 |
| 2004 | — | — | — | — | — | 40 |
| 2003 | — | — | — | — | — | 5 |
| 2002 | — | — | — | — | — | 10 |
| 2001 | — | — | — | — | — | 30 |
| 2000 | — | — | — | — | — | 14 |
| 1999 | — | — | — | — | — | 6 |
| 1998 | 23,991 | — | — | — | — | 23,999 |
| 1997 | 48,747 | — | — | — | — | 48,752 |
| 1996 | 57,043 | — | — | — | — | 57,050 |
| 1995 | 59,478 | — | — | — | — | 59,495 |
| 1994 | 49,469 | — | — | — | — | 49,486 |
| 1993 | 43,256 | — | 3,334 | — | — | 46,607 |
| 1992 | 59,539 | 17,670 | 5,288 | — | 7,076 | 89,589 |
| 1991 | 69,050 | 26,329 | 5,169 | — | — | 100,562 |
| 1990 | 77,956 | 29,659 | 6,743 | — | — | 114,373 |
| 1989 | 63,000 | 30,700 | 2,400 | — | — | 96,106 |
| 1988 | 50,600 | 20,000 | — | — | — | 70,852 |
| 1987 | 42,400 | — | 2,400 | — | — | 44,800 |
▎ 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.