Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
PHILIPS SEMICONDUCTORS
811 E ARQUES AVE, SUNNYVALE, CA, 940883409
Parent company: PHILIPS ELECTRONICS NA CORP
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 | Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Acetone | Freon 113 (CFC-113) | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Sodium hydroxide (solution) | Total (lbs) |
| 1998 | — | — | — | — | — | 255 |
| 1997 | — | — | — | — | — | 2 |
| 1996 | — | — | — | — | — | 2 |
| 1995 | — | — | — | 755 | — | 1,765 |
| 1994 | 10 | — | — | 1,505 | — | 2,525 |
| 1993 | 10 | — | — | 1,205 | — | 2,470 |
| 1992 | 10 | — | — | 755 | — | 1,520 |
| 1991 | 14 | — | — | 1,851 | — | 2,156 |
| 1990 | 28 | 8,112 | — | 2,513 | — | 11,485 |
| 1989 | 6,079 | 3,523 | 9,577 | 1,000 | — | 24,955 |
| 1988 | 10,583 | — | — | — | — | 13,083 |
| 1987 | 7,160 | 2,650 | 2,280 | — | 7,301 | 24,416 |
▎ 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.