Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
VALMONT - COLUMBIA GALVANIZING INC.
1445 OLD DUNBAR RD, WEST COLUMBIA, SC, 29172
Parent company: VALMONT INDUSTRIES 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 | Zinc compounds | Total (lbs) | ||||
| 2024 | 192 | 192 | ||||
| 2023 | 264 | 264 | ||||
| 2022 | 286 | 286 | ||||
| 2021 | 294 | 294 | ||||
| 2020 | 224 | 224 | ||||
| 2019 | 231 | 231 | ||||
| 2018 | 370 | 370 | ||||
| 2017 | 333 | 333 | ||||
| 2016 | 310 | 310 | ||||
| 2015 | 670 | 670 | ||||
| 2014 | 1,160 | 1,160 | ||||
| 2013 | 770 | 770 | ||||
| 2012 | 825 | 825 | ||||
| 2011 | 960 | 960 | ||||
| 2010 | 1,810 | 1,810 | ||||
| 2009 | 1,030 | 1,030 | ||||
| 2008 | 994 | 994 | ||||
| 2007 | 1,051 | 1,051 | ||||
| 2006 | 980 | 980 | ||||
| 2005 | 812 | 812 | ||||
| 2004 | 812 | 812 | ||||
| 2003 | 1,000 | 1,000 | ||||
| 2002 | 1,029 | 1,029 | ||||
| 2001 | 1,750 | 1,750 | ||||
| 2000 | 1,005 | 1,005 | ||||
▎ 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.