Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
539 ROBERTS CHAPEL RD, STEM, NC, 27581
Parent company: US DEPARTMENT OF DEFENSE
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 | Lead | Lead And Lead Compounds | Lead compounds | Total (lbs) | ||
| 2024 | 9,760 | — | — | 9,760 | ||
| 2023 | 12,871 | — | — | 12,871 | ||
| 2022 | 4,003 | — | 4,003 | 8,006 | ||
| 2021 | — | 5,670 | — | 5,670 | ||
| 2020 | 6,652 | — | — | 6,652 | ||
| 2019 | 8,891 | — | — | 8,891 | ||
| 2018 | 10,340 | — | — | 10,340 | ||
| 2017 | 13,283 | — | — | 13,283 | ||
| 2016 | 11,775 | — | — | 11,775 | ||
| 2015 | 8,840 | — | — | 8,840 | ||
| 2014 | 10,656 | — | — | 10,656 | ||
| 2013 | 4,673 | — | — | 4,673 | ||
| 2012 | 7,162 | — | — | 7,162 | ||
| 2011 | 7,471 | — | — | 7,471 | ||
| 2010 | 4,275 | — | — | 4,275 | ||
| 2009 | 5,024 | — | — | 5,024 | ||
| 2008 | 7,856 | — | — | 7,856 | ||
| 2007 | 2,675 | — | — | 2,675 | ||
▎ 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.