Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
INTEVAC INC
3580 BASSETT ST, SANTA CLARA, CA, 950542704
Parent company: K SYSTEMS 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 | 1,1,1-Trichloroethane | Freon 113 (CFC-113) | Total (lbs) | |||
| 1994 | 11,149 | — | 11,149 | |||
| 1993 | 11,885 | — | 11,885 | |||
| 1990 | 19,005 | — | 19,005 | |||
| 1989 | 23,358 | 9,598 | 32,956 | |||
| 1988 | 29,608 | — | 29,608 | |||
▎ 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.