Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
HITACHI ENERGY USA INC.
101 KUHLMAN DR, CRYSTAL SPRINGS, MS, 39059
Parent company: HITACHI ENERGY USA 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 | Xylene (mixed isomers) | Manganese | Copper | Lead | Total (lbs) | |
| 2024 | — | 130 | 5 | — | 135 | |
| 2022 | 255 | — | — | — | 255 | |
| 2020 | 3,350 | — | 900 | — | 4,250 | |
| 2019 | 7,520 | — | — | — | 7,520 | |
| 2018 | 7,520 | 1,181 | — | — | 8,701 | |
| 2017 | 7,520 | 1,181 | — | — | 8,701 | |
| 2016 | 7,510 | 1,181 | — | — | 8,691 | |
| 2015 | 8,530 | 1,181 | — | — | 9,711 | |
| 2014 | 8,310 | 1,181 | — | — | 9,491 | |
| 2013 | 8,880 | 1,181 | — | — | 10,061 | |
| 2012 | 9,650 | 1,161 | — | — | 10,811 | |
| 2011 | — | 1,161 | — | — | 1,161 | |
| 2010 | — | 1,161 | — | — | 1,161 | |
| 2009 | — | 1,201 | — | — | 1,201 | |
| 2008 | 11,000 | 1,701 | — | — | 12,701 | |
| 2002 | — | — | — | 18 | 18 | |
▎ 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.