Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
NCI BUILDING SYSTEMS
422 KIRBY DR, LEXINGTON, TN, 38351
Parent company: NCI GROUP INC
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 | Manganese | Copper | Total (lbs) | |||
| 2018 | 20 | — | 20 | |||
| 2017 | 250 | — | 250 | |||
| 2016 | 250 | — | 250 | |||
| 2015 | 250 | — | 250 | |||
| 2014 | 250 | — | 250 | |||
| 2013 | 250 | — | 250 | |||
| 2012 | 250 | — | 250 | |||
| 2011 | 250 | — | 250 | |||
| 2010 | 250 | — | 250 | |||
| 2009 | 17 | — | 17 | |||
| 2008 | 26 | — | 26 | |||
| 2007 | 31 | 16 | 47 | |||
| 2006 | 26 | 13 | 39 | |||
| 2005 | 13 | 6 | 19 | |||
| 2004 | 11 | 5 | 16 | |||
| 2003 | 6 | 1 | 7 | |||
▎ 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.