Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
HOWCO METALS MANAGEMENT LLC
9611 TELGE ROAD, HOUSTON, TX, 77095
Parent company: HOWCO METALS MANAGEMENT LLC
Carcinogen
— 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 | Nickel | Chromium | Copper | Manganese | Total (lbs) | |
| 2024 | 173 | 54 | 1 | — | 228 | |
| 2023 | 173 | 54 | 1 | — | 228 | |
| 2022 | 20 | 9 | — | — | 29 | |
| 2021 | 15 | 5 | — | — | 20 | |
| 2020 | 26 | 9 | — | — | 35 | |
| 2019 | 101 | 41 | — | — | 142 | |
| 2018 | 111 | 47 | 1 | — | 159 | |
| 2017 | 24 | 8 | — | — | 32 | |
| 2015 | 4 | 1 | 2 | — | 7 | |
| 2014 | 12 | 10 | 4 | — | 26 | |
| 2013 | 12 | 6 | 2 | 5 | 25 | |
| 2012 | 17 | 6 | 13 | — | 36 | |
| 2011 | 10 | 10 | 5 | — | 25 | |
| 2010 | 5 | 10 | 5 | — | 20 | |
| 2009 | 10 | 10 | 10 | — | 30 | |
| 2008 | 255 | 255 | 250 | — | 760 | |
| 2007 | 255 | 255 | 255 | — | 765 | |
| 2006 | 255 | 255 | 250 | — | 760 | |
| 2005 | 255 | 255 | 250 | — | 760 | |
| 2004 | 255 | 255 | — | — | 510 | |
| 2003 | 255 | 255 | — | — | 510 | |
▎ 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.