Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
INTERPLASTIC CORP
12335 S VAN NESS AVE, HAWTHORNE, CA, 90250
Parent company: IP CORP
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 | Styrene | Acetone | Butyl acrylate | Phthalic anhydride | Maleic anhydride | Total (lbs) |
| 2024 | 1,755 | — | — | — | 258 | 2,027 |
| 2023 | 1,634 | — | — | 11 | 130 | 1,835 |
| 2022 | 2,140 | — | — | 16 | 137 | 2,386 |
| 2021 | 3,708 | — | — | 16 | 155 | 3,968 |
| 2020 | 3,961 | — | — | 14 | 147 | 4,220 |
| 2019 | 6,928 | — | — | 72 | 207 | 7,352 |
| 2018 | 8,536 | — | — | 101 | 252 | 9,103 |
| 2017 | 7,801 | — | — | 255 | 500 | 9,076 |
| 2016 | 5,739 | — | — | 30 | 114 | 6,393 |
| 2015 | 5,739 | — | — | 255 | 255 | 6,759 |
| 2014 | 5,269 | — | — | 255 | 255 | 6,534 |
| 2013 | 4,570 | — | — | 500 | 500 | 5,805 |
| 2012 | 3,064 | — | — | 500 | 255 | 4,574 |
| 2011 | 2,950 | — | — | 500 | 255 | 4,460 |
| 2010 | 3,950 | — | — | 500 | 255 | 5,460 |
| 2009 | 2,954 | — | — | 500 | 255 | 4,464 |
| 2008 | 2,875 | — | — | 500 | 255 | 4,385 |
| 2007 | 3,750 | — | — | 500 | 255 | 5,260 |
| 2006 | 3,712 | — | — | 85 | 55 | 4,319 |
| 2005 | 3,221 | — | — | 374 | 155 | 3,887 |
| 2004 | 4,977 | — | — | 941 | 106 | 6,371 |
| 2003 | 2,935 | — | — | 272 | 90 | 3,385 |
| 2002 | 2,545 | — | — | 626 | 217 | 3,571 |
| 2001 | 3,693 | — | — | 765 | 292 | 4,783 |
| 2000 | 4,238 | — | — | 476 | 165 | 4,933 |
| 1999 | 3,556 | — | — | 275 | 255 | 4,341 |
| 1998 | 6,384 | — | — | 409 | 119 | 6,934 |
| 1997 | 6,475 | — | — | 229 | 332 | 7,060 |
| 1996 | 5,642 | — | — | 762 | 289 | 6,754 |
| 1995 | 3,100 | — | — | 1,000 | 1,000 | 5,355 |
| 1994 | 3,400 | — | 255 | 1,050 | 1,000 | 5,960 |
| 1993 | 3,000 | 11,250 | 500 | 1,550 | 500 | 17,310 |
| 1992 | 9,050 | 28,005 | 500 | 4,550 | 4,250 | 47,355 |
| 1991 | 5,677 | 21,900 | 285 | 1,000 | 500 | 29,627 |
| 1990 | 310,739 | 51,091 | 24,324 | 1,000 | 500 | 387,919 |
| 1989 | 59,107 | 62,081 | 3,883 | 1,220 | 107 | 126,655 |
| 1988 | 44,477 | — | — | — | — | 44,477 |
| 1987 | 44,572 | — | 7,992 | 1,199 | 113 | 53,883 |
▎ 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.