Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
PSP INDUSTRIES - IUKA
27 CR 342, IUKA, MS, 38852
Parent company: PSP INDUSTRIES
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 | Chromium | Manganese | Nickel | Copper | Vanadium (except when contained in an alloy) | Total (lbs) |
| 2024 | 12 | 8 | 6 | 2 | — | 28 |
| 2023 | 7 | 14 | 5 | 1 | — | 27 |
| 2022 | 8 | 13 | 6 | 1 | — | 27 |
| 2021 | 20 | 14 | 9 | 2 | — | 44 |
| 2020 | 9 | 1 | 6 | — | — | 16 |
| 2019 | 24 | 13 | 13 | — | — | 50 |
| 2018 | 1 | 9 | — | — | — | 10 |
| 2017 | 1 | 9 | — | — | — | 11 |
| 2016 | 10 | 10 | 4 | — | — | 24 |
| 2015 | 5 | 24 | 2 | — | — | 31 |
| 2014 | 10 | 48 | 4 | — | — | 62 |
| 2013 | 18 | 43 | 8 | — | — | 69 |
| 2012 | 82 | 38 | 35 | 2 | — | 157 |
| 2011 | 55 | 26 | 24 | 1 | — | 106 |
| 2010 | 43 | 20 | 18 | 1 | — | 82 |
| 2009 | 62 | 29 | 26 | 1 | — | 118 |
| 2008 | 80 | 37 | 34 | 2 | — | 153 |
| 2007 | 108 | 50 | 46 | 4 | — | 208 |
| 2006 | 111 | 52 | 48 | 4 | — | 215 |
| 2005 | 129 | 60 | 55 | 6 | — | 250 |
| 2004 | 191 | 89 | 82 | 13 | — | 375 |
| 2003 | — | 71 | — | — | — | 71 |
| 2002 | — | 67 | — | — | 1 | 68 |
| 2001 | — | 69 | — | — | — | 69 |
| 2000 | — | 35 | — | — | — | 35 |
| 1999 | 250 | — | — | — | — | 250 |
▎ 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.