Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
JTL GROUP MISSOULA (DBA KNIFE RIVER-MISSOULA)
4800 WILKIE AVE, MISSOULA, MT, 59808
Parent company: NA
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 | Polycyclic aromatic compounds | Nitrate compounds (water dissociable; reportable only when in aqueous solution) | Lead And Lead Compounds | Total (lbs) | ||
| 2024 | 0 | 57 | 0 | 58 | ||
| 2023 | 0 | 110 | 0 | 111 | ||
| 2022 | 0 | 134 | 0 | 135 | ||
| 2021 | 0 | 130 | 0 | 131 | ||
| 2020 | 0 | 140 | 0 | 141 | ||
| 2019 | 0 | 100 | 0 | 101 | ||
| 2018 | 0 | 87 | — | 88 | ||
| 2017 | 0 | 103 | — | 103 | ||
| 2016 | 0 | — | — | 0 | ||
| 2015 | 0 | — | — | 0 | ||
| 2014 | 0 | — | — | 0 | ||
| 2013 | 0 | — | — | 0 | ||
| 2012 | 0 | — | — | 0 | ||
| 2011 | 3 | — | — | 3 | ||
| 2010 | 969 | — | — | 969 | ||
| 2009 | 1,190 | — | — | 1,190 | ||
| 2008 | 1,042 | 350 | — | 1,392 | ||
| 2007 | 1,104 | — | — | 1,104 | ||
▎ 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.