Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
TETRA CHEMICALS/LAKE CHARLES PLANT
1100 PPG DR, WESTLAKE, LA, 70669
Parent company: TETRA TECHNOLOGIES INC
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 | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Ammonia | Total (lbs) | |||
| 2010 | 2,002 | 5 | 2,007 | |||
| 2009 | 2,002 | 5 | 2,007 | |||
| 2008 | 2,002 | 5 | 2,007 | |||
| 2007 | 2,002 | 5 | 2,007 | |||
| 2006 | 2,002 | 5 | 2,007 | |||
| 2005 | 3,316 | 1 | 3,317 | |||
| 2004 | 2,939 | 5 | 2,944 | |||
| 2003 | 3,008 | 5 | 3,013 | |||
| 2002 | 2,946 | 5 | 2,951 | |||
| 2001 | 3,282 | 5 | 3,287 | |||
| 2000 | 3,733 | 8 | 3,741 | |||
| 1999 | 3,222 | 8 | 3,230 | |||
| 1998 | 3,253 | 5 | 3,258 | |||
| 1997 | 2,670 | 5 | 2,675 | |||
| 1996 | 3,516 | 3 | 3,519 | |||
| 1995 | 2,925 | 5 | 2,930 | |||
| 1994 | 3,302 | 55 | 3,357 | |||
| 1993 | 2,502 | 750 | 3,252 | |||
| 1992 | 2,502 | 250 | 2,752 | |||
| 1991 | 2,502 | 250 | 2,752 | |||
| 1990 | 2,502 | 250 | 2,752 | |||
| 1989 | 500 | 250 | 750 | |||
| 1988 | 500 | — | 500 | |||
| 1987 | 750 | — | 750 | |||
▎ 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.