Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
HERAEUS PRECIOUS METALS N.A. LLC
1975 KNOXVILLE HWY, WARTBURG, TN, 37887
Parent company: HERAEUS PRECIOUS METALS
Carcinogen
PBT
— EPA classifications across all reporting years
Top chemical totals
The 10 chemicals with the highest cumulative on-site releases 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.
| Year | Silver | Methanol | Lead | Phenol | Nickel | Total |
|---|---|---|---|---|---|---|
| 2024 | 46 | 420 | 21 | — | — | 487 |
| 2023 | 29 | — | — | — | — | 29 |
| 2022 | 27 | — | — | — | — | 27 |
| 2021 | 27 | 584 | 3 | — | — | 618 |
| 2020 | 45 | — | 5 | — | 6 | 56 |
| 2019 | 124 | — | 12 | — | — | 138 |
| 2018 | 412 | — | 18 | — | — | 431 |
| 2017 | 118 | — | 12 | — | — | 131 |
| 2016 | 52 | — | 22 | — | — | 73 |
| 2015 | 70 | — | 21 | — | — | 91 |
| 2014 | 24 | — | 24 | — | — | 48 |
| 2013 | 29 | — | 45 | — | — | 74 |
| 2012 | 35 | — | 72 | — | — | 107 |
| 2011 | 70 | — | 34 | — | — | 104 |
| 2010 | 22 | — | 23 | — | — | 45 |
| 2009 | — | — | 3 | — | — | 3 |
| 2008 | 9 | — | 3 | 18 | — | 30 |
| 2007 | — | — | 2 | — | — | 2 |
| 2006 | — | — | 4 | — | — | 4 |
| 2005 | 179 | — | — | — | — | 179 |