Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
AURORA MINE
2800 LUCKY BOY PASS RD, HAWTHORNE, NV, 89415
Parent company: KLONDEX HOLDINGS USA INC.
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 | Nitrate compounds (water dissociable; reportable only when in aqueous solution) | Copper compounds | Cyanide compounds | Lead compounds | Mercury compounds | Total (lbs) |
| 2019 | — | — | 4,100 | — | — | 4,100 |
| 2018 | — | — | 1,800 | — | — | 1,800 |
| 2013 | 13,130 | 16,001 | 2,670 | 1,545 | 234 | 33,580 |
| 2012 | 45,120 | 30,000 | 8,350 | 2,183 | 382 | 86,035 |
| 2011 | 2,400 | — | 8,720 | — | — | 11,120 |
| 2010 | — | — | 8,800 | — | — | 8,816 |
| 2009 | — | — | 77 | — | — | 77 |
| 2004 | — | — | 701 | — | — | 821 |
▎ 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.