Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
PARKER HANNIFIN CORP
403 INDUSTRIAL DR, NACOGDOCHES, TX, 75964
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 | Toluene | Methyl ethyl ketone | Naphthalene | Methanol | Zinc compounds | Total (lbs) |
| 2024 | 46,942 | — | 46,069 | — | — | 93,011 |
| 2023 | 88,203 | — | — | — | — | 88,203 |
| 2022 | 84,091 | — | — | — | — | 84,091 |
| 2019 | 80,180 | — | — | — | — | 80,180 |
| 2018 | 118,140 | — | — | — | — | 118,140 |
| 2017 | 36,122 | — | — | — | — | 36,122 |
| 2016 | 77,684 | — | — | — | — | 77,684 |
| 2015 | 68,233 | — | — | — | — | 68,233 |
| 2014 | 6,790 | — | — | — | — | 6,790 |
| 2013 | 42,024 | — | — | — | — | 42,024 |
| 2012 | 39,470 | — | — | — | — | 39,470 |
| 2011 | 36,286 | — | — | — | — | 36,286 |
| 2010 | 28,224 | — | — | — | — | 28,224 |
| 2009 | 25,332 | — | — | — | — | 25,332 |
| 2008 | 27,180 | — | — | — | — | 27,180 |
| 2007 | 28,960 | — | — | — | — | 28,960 |
| 2006 | 18,520 | — | — | — | 10 | 18,530 |
| 2005 | 145,000 | — | — | — | 15 | 145,015 |
| 2004 | 180,800 | — | — | — | 19 | 180,819 |
| 2003 | 81,000 | 40,000 | — | — | 119 | 121,119 |
| 2002 | 92,680 | 86,600 | — | — | 115 | 179,395 |
| 2001 | 182,300 | 46,420 | — | — | 117 | 228,837 |
| 1999 | 183,400 | 45,620 | — | — | 92 | 229,112 |
| 1998 | 191,000 | 47,100 | — | — | 50 | 238,150 |
| 1997 | 209,000 | 54,000 | — | — | 41 | 263,041 |
| 1996 | 168,000 | 40,800 | — | — | 28 | 208,828 |
| 1995 | 120,000 | 35,500 | — | — | 25 | 155,525 |
| 1994 | 161,000 | 29,400 | — | — | 24 | 190,424 |
| 1993 | 164,800 | 40,200 | — | — | 24 | 205,075 |
| 1992 | 244,900 | 30,700 | — | — | 20 | 275,666 |
| 1991 | 235,900 | 21,550 | — | — | 20 | 257,520 |
| 1990 | 231,680 | 31,100 | — | 23,400 | 33 | 286,283 |
| 1989 | 353,541 | 29,320 | — | — | — | 382,861 |
| 1988 | 364,564 | 2,703 | — | — | — | 367,267 |
▎ 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.