Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
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44 SPLEEN RD., RIDGWAY, PA, 15853
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Reported on-site TRI releases in pounds, grouped by reporting year.
The 10 chemicals with the highest cumulative on-site releases across all available years.
Rows are years. Columns show the five highest-total chemicals across all years plus each year's total release volume.
| Year | Copper | Nickel | Chromium | Total |
|---|---|---|---|---|
| 2024 | 6 | 2 | — | 8 |
| 2023 | 6 | 1 | — | 8 |
| 2022 | 7 | 1 | 1 | 10 |
| 2021 | 8 | 2 | 0 | 10 |
| 2020 | 6 | 1 | 0 | 7 |
| 2019 | 22 | 8 | — | 30 |
| 2018 | 22 | 8 | — | 30 |
| 2017 | 42 | 2 | — | 44 |
| 2016 | 32 | 6 | — | 38 |
| 2015 | 35 | 10 | — | 45 |
| 2014 | 31 | 12 | — | 43 |
| 2013 | 22 | 11 | — | 33 |
| 2012 | 30 | 10 | — | 40 |
| 2011 | 10 | 10 | — | 20 |
| 2010 | 10 | 10 | — | 20 |
| 2009 | 10 | 10 | — | 20 |
| 2008 | 10 | 10 | — | 20 |