Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
CERADYNE INC A 3M CO
6701 SIXTH AVE S, SEATTLE, WA, 98108
Parent company: 3M TECHNICAL CERAMICS
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 | Lead compounds | Lead | Lead And Lead Compounds | Total (lbs) | ||
| 2022 | — | 33 | — | 33 | ||
| 2021 | — | 55 | — | 55 | ||
| 2020 | — | 38 | — | 38 | ||
| 2019 | — | 8 | — | 8 | ||
| 2018 | — | — | 24 | 24 | ||
| 2017 | 29 | — | — | 29 | ||
| 2016 | 17 | — | — | 17 | ||
| 2015 | 4 | — | — | 4 | ||
| 2014 | 4 | — | — | 4 | ||
| 2013 | 7 | — | — | 7 | ||
| 2012 | 17 | — | — | 17 | ||
| 2011 | 55 | — | — | 55 | ||
| 2010 | 88 | — | — | 88 | ||
| 2009 | 19 | — | — | 19 | ||
| 2008 | 11 | — | — | 11 | ||
| 2007 | 12 | — | — | 12 | ||
| 2006 | 25 | — | — | 25 | ||
| 2005 | 58 | — | — | 58 | ||
| 2004 | 140 | — | — | 140 | ||
| 2003 | 108 | — | — | 108 | ||
| 2002 | 37 | — | — | 37 | ||
| 2001 | 81 | — | — | 81 | ||
| 2000 | 238 | — | — | 238 | ||
| 1999 | 243 | — | — | 243 | ||
| 1998 | 134 | — | — | 134 | ||
| 1997 | 277 | — | — | 277 | ||
| 1996 | 105 | — | — | 105 | ||
| 1995 | 306 | — | — | 306 | ||
| 1994 | 342 | — | — | 342 | ||
| 1993 | 294 | — | — | 294 | ||
| 1992 | 476 | — | — | 476 | ||
| 1991 | 254 | — | — | 254 | ||
| 1990 | 500 | — | — | 500 | ||
| 1989 | 500 | — | — | 500 | ||
▎ 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.