Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
501 ROCK LN, PINEY FLATS, TN, 37686
Parent company: MODERN FORGE COS LLC
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
The 10 chemicals with the highest cumulative on-site releases in pounds (lbs) across all available years.
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 | Manganese | Chromium | Lead | Nickel | Total (lbs) | |
| 2024 | 37 | 105 | — | 35 | 177 | |
| 2023 | 84 | 249 | — | — | 333 | |
| 2022 | 76 | — | — | 75 | 151 | |
| 2021 | 5 | 2 | — | 1 | 8 | |
| 2020 | 3 | 3 | — | 2 | 8 | |
| 2019 | 4 | 3 | — | 2 | 9 | |
| 2018 | 5 | 4 | — | 3 | 12 | |
| 2017 | 6 | 5 | — | 3 | 14 | |
| 2016 | 3 | 1 | — | 1 | 5 | |
| 2015 | 3 | 1 | — | 1 | 5 | |
| 2014 | 3 | 1 | — | 1 | 5 | |
| 2013 | 3 | 1 | — | 1 | 5 | |
| 2012 | 3 | 1 | — | 1 | 5 | |
| 2011 | 4 | 1 | — | 1 | 6 | |
| 2010 | 3 | 1 | — | 1 | 5 | |
| 2009 | 3 | 1 | — | 1 | 5 | |
| 2008 | 3 | 1 | — | 1 | 5 | |
| 2007 | 2 | 1 | — | 1 | 4 | |
| 2006 | 2 | 1 | — | 1 | 4 | |
| 2005 | 2 | 1 | — | 1 | 4 | |
| 2000 | 2 | 1 | — | 1 | 4 | |
| 1999 | 2 | 1 | — | 1 | 4 | |
| 1998 | 2 | 1 | — | 1 | 4 | |
| 1997 | 2 | 1 | — | 1 | 4 | |
| 1996 | 2 | 1 | — | 1 | 4 | |
| 1995 | 2 | 1 | — | 1 | 4 | |
| 1994 | 2 | 1 | — | 1 | 4 | |
| 1993 | 2 | 1 | — | — | 3 | |
| 1991 | 10 | 10 | 10 | 10 | 40 | |
| 1990 | 280 | 35 | 35 | 35 | 385 | |
| 1989 | 13 | 4 | 1 | 1 | 19 | |
| 1988 | — | — | 250 | — | 250 | |
▎ 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.