Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
JOHANSON DIELECTRICS INC
15191 BLEDSOE ST, SYLMAR, CA, 91342
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 | Toluene | Methyl ethyl ketone | 1,1,1-Trichloroethane | Lead | Lead compounds | Total (lbs) |
| 2019 | 1,519 | — | — | — | — | 1,519 |
| 2018 | 4,013 | — | — | — | — | 4,013 |
| 2017 | 2,615 | — | — | — | — | 2,615 |
| 2016 | 2,486 | — | — | — | — | 2,486 |
| 2015 | 2,382 | — | — | — | — | 2,382 |
| 2014 | 4,074 | — | — | — | — | 4,074 |
| 2013 | 1,654 | — | — | — | — | 1,654 |
| 2012 | 1,476 | — | — | — | — | 1,476 |
| 2011 | 2,319 | — | — | — | — | 2,319 |
| 2010 | 3,172 | — | — | — | — | 3,172 |
| 2009 | 2,774 | — | — | — | — | 2,774 |
| 2008 | 1,399 | — | — | — | — | 1,399 |
| 2007 | 640 | — | — | — | — | 640 |
| 2003 | — | 4,864 | — | — | — | 4,864 |
| 2002 | — | 4,355 | — | — | 0 | 4,355 |
| 2001 | 10,722 | 8,183 | — | — | 0 | 18,905 |
| 2000 | 11,516 | 14,640 | — | — | — | 26,156 |
| 1999 | 11,913 | 4,823 | — | — | — | 16,736 |
| 1998 | 11,120 | 5,579 | — | — | — | 16,699 |
| 1997 | — | 3,770 | — | — | — | 3,770 |
| 1996 | 15,095 | 2,580 | — | 30 | — | 17,705 |
| 1995 | 47,183 | 2,231 | — | — | — | 49,414 |
| 1994 | — | 844 | — | — | — | 844 |
| 1993 | 1,250 | 5,320 | 34,065 | — | — | 40,635 |
▎ 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.