Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
NEWCASTLE BRICK PLANT
6620 COALCREEK PKWY SE, NEWCASTLE, WA, 98055
Parent company: MUTUAL MATERIALS CO
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 | Hydrogen fluoride | Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | Manganese compounds | Total (lbs) | ||
| 2011 | 4,265 | — | — | 4,265 | ||
| 2010 | 17,054 | — | — | 17,054 | ||
| 2009 | 14,810 | — | — | 14,810 | ||
| 2008 | 22,409 | — | — | 22,409 | ||
| 2007 | 51,600 | — | — | 51,600 | ||
| 2006 | 51,574 | — | — | 51,574 | ||
| 2005 | 51,550 | — | — | 51,550 | ||
| 2004 | 51,785 | — | — | 51,785 | ||
| 2003 | 41,773 | — | — | 41,773 | ||
| 2002 | 40,523 | — | — | 40,523 | ||
| 2001 | 49,616 | — | — | 49,616 | ||
| 2000 | 52,250 | — | — | 52,250 | ||
| 1999 | 52,110 | — | — | 52,110 | ||
| 1998 | 58,652 | — | — | 58,652 | ||
| 1997 | 68,450 | — | — | 68,450 | ||
| 1996 | 67,570 | — | — | 67,570 | ||
| 1995 | 62,686 | — | — | 62,686 | ||
| 1994 | 63,409 | — | — | 63,409 | ||
| 1993 | 86,068 | — | — | 86,068 | ||
| 1992 | 86,490 | — | — | 86,490 | ||
| 1991 | 105,879 | — | — | 105,879 | ||
| 1990 | — | 250 | 250 | 500 | ||
| 1989 | — | 250 | 250 | 500 | ||
| 1988 | — | 100 | — | 100 | ||
▎ 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.