Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
GRAPHIC RESEARCH INC
9334 MASON AVE, CHATSWORTH, CA, 91311
Parent company: NA
Carcinogen
PBT
— 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 | Ammonia | Copper | Lead | Lead compounds | Total (lbs) | |
| 2015 | — | — | — | 0 | 0 | |
| 2014 | — | — | — | 0 | 0 | |
| 2013 | — | — | — | 0 | 0 | |
| 2012 | — | — | — | 0 | 0 | |
| 2011 | — | — | — | 0 | 0 | |
| 2010 | — | — | — | 0 | 0 | |
| 2009 | — | — | — | 0 | 0 | |
| 2008 | — | — | — | 0 | 0 | |
| 2007 | — | — | — | 0 | 0 | |
| 2006 | — | — | — | 0 | 0 | |
| 2005 | — | 500 | 0 | — | 500 | |
| 2004 | — | — | 0 | — | 0 | |
| 2003 | — | 5 | 5 | — | 10 | |
| 2002 | — | 5 | 5 | — | 10 | |
| 2001 | 250 | 5 | — | — | 255 | |
| 2000 | 120 | 9 | — | — | 129 | |
| 1999 | 120 | 9 | — | — | 129 | |
| 1998 | 169 | 9 | — | — | 178 | |
| 1997 | 56 | 3 | — | — | 59 | |
| 1996 | 56 | 3 | — | — | 59 | |
| 1995 | 56 | 3 | — | — | 59 | |
| 1994 | 56 | 3 | — | — | 59 | |
| 1993 | 5,639 | 288 | — | — | 5,927 | |
| 1992 | 11,627 | 288 | — | — | 11,915 | |
| 1991 | 9,764 | — | — | — | 9,764 | |
▎ 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.