Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
WEBCO INDUSTRIES INC SOUTHWEST TUBE
201 S WOODLAND DR, SAND SPRINGS, OK, 74063
Parent company: WEBCO INDUSTRIES INC
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 | Ammonia | Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Nitric acid | Manganese | Chromium | Total (lbs) |
| 2024 | — | — | — | 16 | 1 | 20 |
| 2023 | — | — | — | 14 | 1 | 15 |
| 2022 | — | — | — | 15 | 1 | 16 |
| 2021 | — | — | — | 17 | 1 | 27 |
| 2020 | — | — | — | 16 | 1 | 24 |
| 2019 | 12,418 | — | — | 20 | 2 | 12,449 |
| 2018 | 17,237 | — | — | 12 | 1 | 17,250 |
| 2017 | — | — | — | 28 | 34 | 74 |
| 2016 | — | — | — | 2 | 3 | 5 |
| 2015 | — | 876 | — | 4 | — | 881 |
| 2014 | — | 876 | — | 5 | — | 882 |
| 2013 | — | 876 | — | 0 | — | 881 |
| 2012 | — | 876 | 438 | 0 | — | 1,320 |
| 2011 | — | 876 | — | 0 | — | 876 |
| 2010 | — | 876 | — | 0 | — | 877 |
| 2009 | — | 876 | — | 0 | — | 877 |
| 2008 | — | 876 | — | 0 | — | 877 |
| 2007 | — | 876 | — | 0 | — | 877 |
| 2006 | — | 876 | — | 0 | — | 877 |
| 2005 | — | 876 | — | 0 | 0 | 877 |
| 2004 | — | — | — | 0 | — | 1 |
| 2003 | — | — | — | 0 | — | 0 |
| 2002 | — | — | — | 0 | — | 0 |
| 2001 | — | — | — | — | — | 0 |
| 2000 | — | — | — | 0 | — | 0 |
▎ 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.