Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
POWDER PROCESSING & TECHNOLOGY
5103 EVANS AVE, VALPARAISO, IN, 46383
Parent company: NA
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 | Zinc compounds | Nickel compounds | Copper compounds | Manganese compounds | Ammonia | Total (lbs) |
| 2023 | 457 | — | — | — | 5,000 | 6,312 |
| 2022 | 634 | 4 | — | — | 5,074 | 6,510 |
| 2021 | 322 | 35 | 103 | 399 | 274 | 1,190 |
| 2020 | 323 | 1 | 13 | 318 | 2 | 684 |
| 2019 | 350 | 2 | 7 | 377 | 2 | 757 |
| 2018 | 321 | 1 | 55 | 396 | 1 | 784 |
| 2017 | 326 | 6 | 77 | 321 | 1 | 749 |
| 2016 | 294 | 8 | 36 | 236 | 0 | 591 |
| 2015 | 191 | — | 8 | 167 | — | 376 |
| 2014 | 566 | — | 6 | 302 | — | 940 |
| 2013 | 449 | — | 12 | 442 | — | 986 |
| 2012 | 500 | — | 10 | 500 | — | 1,531 |
| 2011 | 500 | — | 10 | 500 | — | 1,761 |
| 2010 | 500 | — | 10 | 500 | — | 2,031 |
| 2009 | 500 | — | 10 | 500 | — | 2,032 |
| 2008 | 500 | — | — | 500 | — | 2,000 |
| 2007 | 500 | — | — | — | — | 1,500 |
| 2006 | 500 | — | — | — | — | 1,500 |
| 2005 | 500 | — | — | 500 | — | 2,000 |
| 2004 | 500 | — | — | 500 | — | 2,000 |
| 2003 | 31 | — | — | — | — | 617 |
| 2002 | 655 | 880 | 288 | 414 | — | 2,932 |
| 2001 | 1,503 | 861 | 808 | 346 | — | 4,526 |
| 2000 | 2,228 | 1,103 | 933 | 424 | — | 4,688 |
| 1999 | 3,311 | 1,128 | 1,153 | 316 | — | 6,324 |
| 1998 | 5,211 | 1,926 | 1,278 | 500 | — | 9,019 |
| 1997 | 5,832 | 2,089 | 1,570 | 590 | — | 10,081 |
| 1996 | 7,071 | 2,508 | 1,956 | 522 | — | 12,057 |
| 1995 | 7,478 | 2,145 | 1,298 | 428 | — | 11,349 |
| 1994 | 4,940 | 1,434 | 1,993 | 235 | — | 8,602 |
| 1993 | 3,784 | 1,194 | 1,324 | 223 | — | 6,525 |
| 1992 | 2,864 | 919 | 981 | 169 | — | 4,933 |
| 1991 | 4,006 | 1,614 | 747 | 315 | — | 6,682 |
| 1990 | 3,644 | 1,450 | 396 | 496 | — | 5,986 |
| 1989 | 7,285 | 2,229 | 847 | 150 | — | 10,511 |
| 1988 | 4,148 | — | — | — | — | 4,148 |
| 1987 | — | 2,812 | — | — | — | 2,812 |
▎ 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.