Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
MATHESON TRIGAS LONGMONT CO BRANCH
1861 LEFTHAND CIR, LONGMONT, CO, 80501
Parent company: MATHESON TRI-GAS INC
Top chemical totals
The 10 chemicals with the highest cumulative on-site releases 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.
| Year | Freon 113 (CFC-113) | Hydrogen fluoride | Total |
|---|---|---|---|
| 2024 | — | 1 | 1 |
| 2023 | — | 1 | 1 |
| 2022 | — | 2 | 2 |
| 2021 | — | 2 | 2 |
| 2020 | — | 1 | 1 |
| 2019 | — | 2 | 2 |
| 2018 | — | 2 | 2 |
| 2017 | — | 3 | 3 |
| 2016 | — | 3 | 3 |
| 2015 | — | 3 | 3 |
| 2014 | — | 0 | 0 |
| 2013 | — | 1 | 1 |
| 2012 | — | 2 | 2 |
| 2011 | — | 2 | 2 |
| 2010 | — | 2 | 2 |
| 2009 | — | 1 | 1 |
| 2008 | — | 4 | 4 |
| 2007 | — | 4 | 4 |
| 2006 | — | 4 | 4 |
| 2005 | — | 4 | 4 |
| 2004 | — | 4 | 4 |
| 1989 | 35,124 | — | 35,124 |