Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
PRAXAIR SURFACE TECHNOLOGIES INC
9200 TELEPHONE RD, HOUSTON, TX, 77075
Parent company: PRAXAIR INC
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 | Propylene | Cobalt | Total (lbs) | |||
| 2010 | 10 | — | 10 | |||
| 2009 | 10 | — | 10 | |||
| 2008 | 10 | — | 10 | |||
| 2007 | 10 | — | 10 | |||
| 2006 | 10 | — | 10 | |||
| 2005 | 100 | 4 | 104 | |||
| 2004 | 100 | — | 100 | |||
| 2003 | 100 | — | 100 | |||
| 1994 | 250 | — | 250 | |||
▎ 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.