Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
ROYAL METAL POWDERS INC.
433 CONTINENTAL DR, MARYVILLE, TN, 37804
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 | Copper | Zinc (fume or dust) | Lead | Total (lbs) | ||
| 2024 | 255 | — | 2 | 257 | ||
| 2023 | 255 | — | 2 | 257 | ||
| 2022 | 255 | — | 2 | 257 | ||
| 2021 | 255 | — | 2 | 257 | ||
| 2020 | 255 | — | 2 | 257 | ||
| 2019 | 255 | — | — | 255 | ||
| 2018 | 255 | 255 | 2 | 512 | ||
| 2017 | 255 | 255 | 2 | 512 | ||
| 2016 | 255 | 255 | 2 | 512 | ||
| 2015 | 255 | 255 | 2 | 512 | ||
| 2014 | 255 | 255 | 2 | 512 | ||
| 2013 | 255 | 255 | 2 | 512 | ||
| 2012 | 255 | 255 | 2 | 512 | ||
| 2011 | 10 | 255 | 10 | 275 | ||
| 2010 | 66 | 255 | 1 | 322 | ||
| 2009 | 542 | — | — | 542 | ||
| 2008 | 605 | — | — | 605 | ||
| 2007 | 1,144 | — | — | 1,144 | ||
| 2006 | 1,655 | — | — | 1,655 | ||
| 2005 | 1,626 | — | — | 1,626 | ||
| 2004 | 1,300 | — | — | 1,300 | ||
| 2003 | 1,290 | — | — | 1,290 | ||
| 2002 | 1,005 | — | — | 1,005 | ||
| 2001 | 1,005 | — | — | 1,005 | ||
| 2000 | 906 | — | — | 906 | ||
| 1999 | 1,166 | — | — | 1,166 | ||
| 1998 | 1,115 | — | — | 1,115 | ||
| 1997 | 1,259 | — | — | 1,259 | ||
| 1996 | 1,216 | — | — | 1,216 | ||
| 1995 | 1,220 | — | — | 1,220 | ||
| 1994 | 1,230 | — | — | 1,230 | ||
| 1993 | 1,170 | — | — | 1,170 | ||
| 1992 | 900 | — | — | 900 | ||
| 1991 | 920 | — | — | 920 | ||
| 1990 | 970 | — | — | 970 | ||
| 1989 | 1,143 | — | — | 1,143 | ||
| 1988 | 1,820 | — | — | 1,820 | ||
▎ 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.