Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
DV NATURAL RESOURCES--BRIGGS MINE
8 MILES S OF BALLARAT ON WINGATE RD, TRONA, CA, 93592
Parent company: DV NATURAL RESOURCES LLC
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 | Ammonia | Propylene | Manganese | Mercury | Lead compounds | Total (lbs) |
| 2022 | — | — | — | 0 | — | 0 |
| 2021 | — | — | — | 0 | 1 | 1 |
| 2020 | — | — | — | 0 | 1 | 1 |
| 2019 | — | — | — | 0 | — | 1 |
| 2018 | 6 | — | — | 0 | 1 | 7 |
| 2017 | 6 | — | — | 0 | 1 | 7 |
| 2016 | 12 | — | — | 1 | 1 | 14 |
| 2015 | 90 | — | — | 3 | 1 | 94 |
| 2014 | 18,065 | — | — | 7 | 1 | 18,073 |
| 2013 | 41,407 | — | — | — | 1 | 41,408 |
| 2012 | 52,227 | 294 | — | 57 | 1 | 52,579 |
| 2011 | 54,567 | 168 | 255 | 57 | 0 | 55,057 |
| 2010 | 41,407 | 336 | 255 | 57 | 36 | 42,101 |
| 2009 | 39,628 | 188 | 255 | 57 | 11 | 40,140 |
| 2007 | — | 54 | — | — | — | 54 |
| 2006 | — | 109 | — | — | 5 | 114 |
| 2005 | 18,631 | 164 | — | 29 | 13 | 18,837 |
| 2004 | 18,950 | 286 | — | 62 | 12 | 19,311 |
| 2003 | 18,950 | 750 | — | 62 | 11 | 19,782 |
| 2002 | 18,950 | 750 | — | 62 | 3 | 19,766 |
| 2001 | 19,250 | 750 | 500 | 36 | 12 | 20,548 |
| 2000 | 19,250 | 750 | 500 | 36 | — | 20,536 |
| 1999 | 19,250 | 750 | 500 | — | — | 20,500 |
| 1998 | 19,250 | 750 | 1,000 | — | — | 21,000 |
▎ 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.