Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
MARIGOLD MINING CO
32255 MARIGOLD MINE ROAD - 3 MILES S OF VALMY, VALMY, NV, 89438
Parent company: SSR US HOLDING
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 | Lead compounds | Lead And Lead Compounds | Nitrate compounds (water dissociable; reportable only when in aqueous solution) | Mercury compounds | Nickel compounds | Total (lbs) |
| 2024 | — | 1,032,084 | 197,000 | — | — | 1,297,444 |
| 2023 | — | 1,072,054 | 213,000 | — | — | 1,355,514 |
| 2022 | — | 1,035,057 | 220,000 | — | — | 1,323,517 |
| 2021 | — | 1,170,055 | 238,000 | — | — | 1,484,435 |
| 2020 | 889,049 | — | 183,000 | 53,007 | — | 1,131,803 |
| 2019 | 693,053 | — | 145,000 | 42,009 | — | 893,410 |
| 2018 | 614,915 | — | 112,000 | 36,901 | — | 777,552 |
| 2017 | 622,667 | — | 131,000 | 37,052 | — | 808,169 |
| 2016 | 738,066 | — | 134,000 | 44,018 | — | 929,413 |
| 2015 | 774,636 | — | 137,028 | 46,492 | — | 966,812 |
| 2014 | 830,213 | — | 167,004 | 49,819 | — | 1,055,559 |
| 2013 | 545,747 | — | 111,982 | 32,753 | — | 701,763 |
| 2012 | 594,406 | — | 110,408 | 35,667 | — | 749,504 |
| 2011 | 552,009 | — | — | 31,800 | — | 587,246 |
| 2010 | 625,098 | — | — | 37,122 | — | 666,561 |
| 2009 | 898,175 | — | — | 78,424 | — | 980,738 |
| 2008 | 805,105 | — | — | 70,303 | — | 892,940 |
| 2007 | 865,308 | — | — | 75,561 | — | 958,869 |
| 2006 | 779,844 | — | — | 69,001 | — | 862,737 |
| 2005 | 1,009,670 | — | — | 88,616 | — | 1,109,391 |
| 2004 | 1,400,537 | — | — | 49,197 | — | 1,461,501 |
| 2003 | 989,928 | — | — | 34,801 | — | 1,033,664 |
| 2002 | 770,893 | — | — | 27,042 | — | 807,229 |
| 2001 | 270,780 | — | — | 9,648 | — | 281,028 |
| 2000 | — | — | — | 16,539 | — | 17,089 |
| 1999 | — | — | 490 | — | 734,100 | 782,191 |
| 1998 | — | — | 78,968 | — | — | 913,536 |
▎ 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.