Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
1800 W 21ST ST, TULSA, OK, 74107
Parent company: AZZ INC
Reported on-site TRI releases in pounds, grouped by reporting year.
The 10 chemicals with the highest cumulative on-site releases across all available years.
Rows are years. Columns show the five highest-total chemicals across all years plus each year's total release volume.
| Year | Zinc compounds | Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Ammonia | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Lead | Total |
|---|---|---|---|---|---|---|
| 2024 | 2,659 | — | — | — | 0 | 2,659 |
| 2023 | 2,709 | — | — | — | 1 | 2,710 |
| 2022 | 2,549 | — | — | — | 2 | 2,550 |
| 2021 | 2,308 | — | — | — | 4 | 2,312 |
| 2020 | 2,432 | — | — | — | 9 | 2,441 |
| 2019 | 2,246 | — | — | — | 11 | 2,256 |
| 2018 | 2,250 | — | — | — | 11 | 2,261 |
| 2017 | 1,865 | — | — | — | 13 | 1,878 |
| 2016 | 1,890 | — | — | — | 16 | 1,906 |
| 2015 | 2,247 | — | — | — | 0 | 2,248 |
| 2014 | 2,049 | — | — | — | 17 | 2,067 |
| 2013 | 1,568 | — | — | — | 16 | 1,585 |
| 2012 | 1,847 | — | — | — | 20 | 1,867 |
| 2011 | 1,436 | — | — | — | 15 | 1,451 |
| 2010 | 1,465 | — | — | — | 15 | 1,480 |
| 2009 | 1,384 | — | — | — | 10 | 1,394 |
| 2008 | 1,620 | — | — | — | 10 | 1,630 |
| 2007 | 1,448 | — | — | — | 10 | 1,458 |
| 2006 | 2,268 | — | — | — | 10 | 2,278 |
| 2005 | 2,229 | — | — | — | 10 | 2,239 |
| 2004 | 1,153 | — | — | — | 10 | 1,163 |
| 2003 | 1,392 | — | — | — | 10 | 1,402 |
| 2002 | 2,046 | — | — | — | 10 | 2,056 |
| 2001 | 1,660 | — | — | — | 10 | 1,670 |
| 2000 | 1,242 | — | — | — | 10 | 1,252 |
| 1999 | 1,388 | — | — | — | 10 | 1,398 |
| 1998 | 1,914 | — | — | — | 10 | 1,924 |
| 1997 | 2,546 | — | — | — | 10 | 2,556 |
| 1996 | 15,082 | — | 5,250 | — | 10 | 20,342 |
| 1995 | 2,530 | — | 6,290 | — | 10 | 8,830 |
| 1994 | 2,954 | 1,710 | — | — | 10 | 4,674 |
| 1993 | 2,623 | 1,671 | — | — | 10 | 4,304 |
| 1992 | 8,344 | 250 | — | — | 10 | 8,604 |
| 1991 | 505 | 1,750 | — | 250 | 10 | 2,515 |
| 1990 | 2,777 | 43,488 | — | 8,602 | 10 | 54,877 |
| 1989 | — | 250 | — | 250 | 250 | 1,000 |
| 1988 | — | 250 | — | 250 | — | 750 |
| 1987 | — | 250 | — | — | — | 250 |