Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
KNIFE RIVER BILLINGS EAST SITE
1927 DOVER, BILLINGS, MT, 59105
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 | Nitrate compounds (water dissociable; reportable only when in aqueous solution) | Polycyclic aromatic compounds | Lead And Lead Compounds | Lead compounds | Total (lbs) | |
| 2024 | 69 | 0 | 0 | — | 69 | |
| 2023 | 140 | 0 | 0 | — | 140 | |
| 2022 | 159 | 0 | 0 | — | 160 | |
| 2021 | 150 | 0 | — | 0 | 151 | |
| 2020 | 148 | 0 | 0 | — | 149 | |
| 2019 | 150 | 0 | 0 | — | 151 | |
| 2018 | 163 | 0 | — | — | 163 | |
| 2017 | 99 | 0 | — | — | 99 | |
| 2016 | 112 | 0 | — | — | 112 | |
| 2015 | 191 | 0 | — | — | 191 | |
| 2014 | 69 | 0 | — | — | 69 | |
| 2013 | 403 | 0 | — | — | 403 | |
| 2012 | — | 0 | — | — | 0 | |
| 2011 | — | 1 | — | — | 1 | |
| 2010 | — | 316 | — | — | 316 | |
| 2009 | — | 491 | — | — | 491 | |
| 2008 | 339 | 425 | — | — | 764 | |
| 2007 | 233 | 375 | — | — | 608 | |
▎ 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.