Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
ZOLTEK CORP.
1221 FULWILER RD., ABILENE, TX, 79603
Parent company: NA
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 | Hydrogen cyanide | Cyanide compounds | Total (lbs) | ||
| 2011 | 210 | 6,636 | — | 6,846 | ||
| 2010 | 205 | 355 | — | 560 | ||
| 2009 | — | 101 | — | 101 | ||
| 2008 | — | 101 | — | 101 | ||
| 2007 | 792 | 100 | — | 892 | ||
| 2006 | — | 0 | — | 0 | ||
| 2005 | — | 0 | — | 0 | ||
| 2000 | 5,676 | — | 417 | 6,093 | ||
| 1999 | 1,256 | — | 350 | 1,606 | ||
| 1998 | 1,807 | — | 515 | 2,322 | ||
▎ 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.