Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
300 TRIANGLE DR, WEYERS CAVE, VA, 24486
Parent company: BERKSHIRE HATHAWAY INC
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 | Nitric acid | Total (lbs) | ||||
| 2016 | 1,856 | 1,856 | ||||
| 2015 | 1,735 | 1,735 | ||||
| 2014 | 1,736 | 1,736 | ||||
| 2013 | 1,913 | 1,913 | ||||
| 2012 | 1,649 | 1,649 | ||||
| 2011 | 2,203 | 2,203 | ||||
| 2010 | 1,641 | 1,641 | ||||
| 2009 | 2,371 | 2,371 | ||||
| 2008 | 2,420 | 2,420 | ||||
| 2007 | 2,702 | 2,702 | ||||
| 2006 | 4,671 | 4,671 | ||||
| 2005 | 7,123 | 7,123 | ||||
| 2004 | 200 | 200 | ||||
| 2003 | 176 | 176 | ||||
| 2002 | 500 | 500 | ||||
| 2001 | 500 | 500 | ||||
| 2000 | 184 | 184 | ||||
| 1990 | 500 | 500 | ||||
| 1989 | 500 | 500 | ||||
▎ 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.