Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
US GYPSUM CO
1424 S MAIN ST, NORFOLK, VA, 23523
Parent company: USG CORP
Carcinogen
PBT
— EPA classifications across all reporting years
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 | Mercury compounds | Mercury And Mercury Compounds | Lead compounds | Lead | Mercury | Total (lbs) |
| 2020 | — | — | — | — | — | 0 |
| 2019 | 76 | — | 1 | — | — | 76 |
| 2018 | — | 88 | 1 | — | — | 89 |
| 2017 | 94 | — | 1 | — | — | 95 |
| 2016 | 69 | — | 1 | — | — | 70 |
| 2015 | 53 | — | 1 | — | — | 54 |
| 2014 | 53 | — | 1 | — | — | 54 |
| 2013 | — | — | — | 1 | 0 | 1 |
| 2012 | — | — | — | 1 | 0 | 1 |
| 2011 | — | — | — | 0 | — | 0 |
| 2010 | — | — | — | 0 | — | 0 |
| 2009 | — | — | — | 0 | — | 0 |
| 2008 | — | — | — | 0 | — | 0 |
| 2007 | — | — | — | 0 | — | 0 |
| 2006 | — | — | — | 0 | — | 0 |
| 2005 | — | — | — | 0 | — | 0 |
| 2004 | — | — | — | 0 | — | 0 |
| 2003 | — | — | — | 0 | — | 0 |
| 2002 | — | — | — | 0 | — | 0 |
| 2001 | — | — | — | 0 | — | 0 |
▎ 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.