Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
LAMSON & SESSIONS
4395 PASADENA FWY, PASADENA, TX, 77508
Parent company: LAMSON & SESSIONS
Carcinogen
PBT
— 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 | Antimony compounds | Lead compounds | Lead | Total (lbs) | ||
| 2004 | — | — | 0 | 0 | ||
| 2003 | — | 0 | — | 0 | ||
| 2002 | — | 0 | — | 0 | ||
| 2001 | — | 0 | — | 0 | ||
| 1999 | 2 | — | — | 2 | ||
| 1998 | 2 | — | — | 2 | ||
| 1997 | 2 | — | — | 2 | ||
| 1996 | 2 | — | — | 2 | ||
| 1995 | 5 | — | — | 5 | ||
| 1994 | 5 | — | — | 5 | ||
| 1993 | 5 | — | — | 5 | ||
| 1992 | 5 | — | — | 5 | ||
| 1991 | 5 | — | — | 5 | ||
| 1990 | 7 | — | — | 7 | ||
| 1989 | 182 | — | — | 182 | ||
| 1988 | 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.