Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
SOUTHERN HEAT EXCHANGER CORP
6100 OLD MONTGOMERY HWY, TUSCALOOSA, AL, 35405
Parent company: NDA ENGINEERING
Carcinogen
— EPA classifications across all reporting years
Top chemical totals
The 10 chemicals with the highest cumulative on-site releases 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.
| Year | Manganese | Nickel | Chromium | Copper | Total |
|---|---|---|---|---|---|
| 2021 | 508 | 218 | 301 | 50 | 1,076 |
| 2020 | 794 | 252 | 252 | 7 | 1,304 |
| 2019 | 834 | 255 | 5 | 7 | 1,101 |
| 2018 | 515 | 2 | 2 | 2 | 520 |
| 2017 | 389 | 0 | 0 | 2 | 392 |
| 2016 | 51 | 0 | 0 | 0 | 51 |
| 2015 | 51 | 0 | 0 | 0 | 51 |
| 2014 | 80 | 0 | 0 | 0 | 80 |
| 2013 | 173 | 2 | 5 | 2 | 182 |
| 2012 | 209 | 3 | 3 | 3 | 218 |
| 2011 | 164 | 1 | 1 | 1 | 166 |
| 2010 | 157 | 0 | 0 | 0 | 159 |
| 2009 | 231 | 1 | 1 | 1 | 233 |
| 2008 | 392 | 1 | 1 | 1 | 396 |
| 2007 | 269 | 1 | 1 | 1 | 271 |
| 2006 | 292 | 1 | 1 | 1 | 295 |
| 2005 | 240 | 1 | 1 | 1 | 242 |
| 2004 | 196 | 1 | 1 | 1 | 198 |
| 2003 | 139 | 0 | 0 | 0 | 140 |
| 2002 | 138 | 0 | 0 | 0 | 139 |
| 2001 | 102 | 1 | 1 | 1 | 105 |
| 2000 | 120 | 1 | 1 | 1 | 123 |