Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
REC SILICON
119140 RICK JONES WAY, BUTTE, MT, 59750
Parent company: NA
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 | Copper compounds | Ammonia | Copper And Copper Compounds | Methanol | Toluene | Total (lbs) |
| 2024 | — | 2,878 | — | — | — | 2,878 |
| 2022 | — | — | 260 | — | — | 260 |
| 2018 | — | 270 | — | — | — | 270 |
| 2016 | 263 | — | — | — | — | 263 |
| 2015 | 255 | — | — | — | — | 255 |
| 2014 | 255 | — | — | — | — | 255 |
| 2013 | 255 | — | — | — | — | 255 |
| 2012 | 255 | — | — | — | — | 255 |
| 2011 | 255 | — | — | — | — | 255 |
| 2010 | 255 | — | — | — | — | 255 |
| 2009 | 250 | 1,735 | — | — | — | 1,985 |
| 2008 | 5 | 1,735 | — | — | — | 1,740 |
| 2007 | 24,005 | — | — | — | — | 24,005 |
| 2006 | 25,280 | — | — | — | — | 25,280 |
| 2005 | — | 1,370 | — | — | — | 1,370 |
| 1997 | — | — | — | 25 | 17 | 42 |
▎ 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.