Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
HMT TECHNOLOGIES
1055 PAGE AVE, FREMONT, CA, 94538
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 | Freon 113 (CFC-113) | Nitric acid | Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Zinc compounds | Total (lbs) |
| 1999 | — | 500 | — | — | — | 510 |
| 1998 | — | 500 | — | — | 255 | 775 |
| 1997 | — | 500 | — | — | 255 | 785 |
| 1996 | — | 500 | — | — | 255 | 795 |
| 1995 | — | 500 | — | — | — | 520 |
| 1994 | — | 500 | — | — | — | 500 |
| 1993 | 5,663 | 500 | 500 | 500 | — | 7,163 |
| 1992 | 18,761 | 500 | 500 | 500 | — | 20,261 |
| 1991 | 20,944 | 500 | 500 | — | — | 21,944 |
| 1990 | 9,400 | 500 | 500 | — | — | 10,400 |
| 1989 | 5,862 | 500 | 500 | — | — | 6,862 |
▎ 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.