Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
U.S. ARMY NATIONAL GUARD CAMP RIPLEY RANGES
15000 HWY 115, LITTLE FALLS, MN, 56345
Parent company: US DEPARTMENT OF DEFENSE
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 | Copper | Lead compounds | Lead And Lead Compounds | Total (lbs) | ||
| 2024 | 50,900 | — | 7,840 | 58,740 | ||
| 2023 | 37,944 | — | 5,799 | 43,743 | ||
| 2022 | 58,646 | 14,706 | — | 73,352 | ||
| 2021 | 28,706 | — | 14,968 | 43,674 | ||
| 2020 | 37,920 | — | 17,538 | 55,458 | ||
| 2019 | 59,240 | — | 22,087 | 81,327 | ||
| 2018 | 56,846 | — | 36,470 | 93,316 | ||
| 2017 | 54,739 | 32,287 | — | 87,026 | ||
| 2016 | 59,492 | 27,102 | — | 86,594 | ||
| 2015 | 56,708 | 36,076 | — | 92,784 | ||
| 2014 | 17,486 | 32,450 | — | 49,936 | ||
| 2013 | 52,652 | 31,433 | — | 84,085 | ||
| 2012 | 34,250 | 26,293 | — | 60,543 | ||
| 2011 | 66,844 | 29,733 | — | 96,577 | ||
| 2010 | 32,615 | 38,180 | — | 70,795 | ||
| 2009 | 29,201 | 28,516 | — | 57,716 | ||
| 2008 | 46,303 | 32,916 | — | 79,218 | ||
| 2007 | 25,039 | 19,819 | — | 44,858 | ||
▎ 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.