Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
UNITED STRUCTURES OF AMERICA I NC
1912 BUSCHONG ST, HOUSTON, TX, 77039
Parent company: NA
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 | Xylene (mixed isomers) | o-Xylene | Methyl isobutyl ketone | Mixture | Ethylbenzene | Total (lbs) |
| 2018 | 964 | — | — | — | 395 | 1,358 |
| 2017 | 15,087 | — | — | — | 136 | 15,223 |
| 2016 | 21,534 | — | — | — | — | 21,534 |
| 2015 | 25,727 | — | — | — | — | 25,727 |
| 2014 | 25,370 | — | — | — | — | 25,370 |
| 2013 | 21,449 | — | — | — | — | 21,449 |
| 2012 | 21,441 | — | — | — | — | 21,441 |
| 2011 | 23,405 | — | — | — | — | 23,405 |
| 2010 | 24,659 | — | — | — | — | 24,659 |
| 2009 | 20,654 | — | — | — | — | 20,654 |
| 2008 | 35,359 | — | — | — | — | 35,359 |
| 2007 | 41,114 | — | — | 34,572 | — | 75,686 |
| 2006 | 39,591 | — | — | 33,620 | — | 73,211 |
| 2005 | 35,260 | — | — | 29,620 | — | 64,880 |
| 2004 | — | 46,780 | 8,914 | 21,583 | — | 77,277 |
| 2003 | — | 44,120 | 18,080 | — | — | 62,200 |
| 2002 | — | 38,929 | 15,072 | — | — | 54,001 |
| 2001 | — | 51,520 | 26,703 | — | — | 78,223 |
| 2000 | — | 59,121 | 27,132 | — | — | 86,253 |
| 1999 | — | 53,740 | 24,645 | — | — | 78,385 |
| 1998 | — | 55,646 | 166 | — | — | 55,812 |
| 1997 | — | 80,006 | — | — | — | 80,006 |
| 1996 | — | 11 | — | — | — | 11 |
| 1995 | — | 11 | — | — | — | 11 |
| 1994 | — | 7 | — | — | — | 7 |
| 1993 | 12 | — | — | — | — | 12 |
| 1992 | 36,372 | — | — | — | — | 36,372 |
| 1991 | 24,000 | — | — | — | — | 24,000 |
| 1989 | 51,000 | — | — | — | — | 51,000 |
| 1988 | 40,000 | — | — | — | — | 40,000 |
▎ 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.