Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
SMITH IND INC
8300 HEMPSTEAD HWY, HOUSTON, TX, 77008
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 | Dichloromethane | Methyl ethyl ketone | Zinc compounds | Zinc (fume or dust) | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Total (lbs) |
| 1994 | — | 14,250 | 236 | — | 284 | 14,770 |
| 1993 | 19,741 | — | 933 | — | 1,351 | 22,025 |
| 1992 | — | — | 1,181 | — | 3,119 | 11,406 |
| 1991 | — | 16,254 | 3,067 | — | 3,835 | 31,727 |
| 1990 | 79,642 | 7,743 | — | — | 830 | 88,215 |
| 1989 | — | — | — | 20,107 | 2,945 | 23,052 |
| 1988 | — | — | 14,914 | — | 630 | 15,844 |
| 1987 | — | 51,240 | — | — | — | 51,240 |
▎ 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.