Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
HOYA CORP USA
960 RINCON CIRCLE, SAN JOSE, CA, 95131
Parent company: HOYA CORP JAPAN
Top chemical totals
The 10 chemicals with the highest cumulative on-site releases 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.
| Year | Freon 113 (CFC-113) | Nitric acid | Total |
|---|---|---|---|
| 1997 | — | 14,993 | 14,993 |
| 1996 | — | 26,818 | 26,818 |
| 1995 | — | 18,500 | 18,500 |
| 1994 | — | 16,300 | 16,300 |
| 1992 | 26,854 | — | 26,854 |
| 1991 | 21,730 | — | 21,730 |
| 1990 | 18,326 | — | 18,326 |
| 1989 | 12,632 | — | 12,632 |
| 1988 | 11,061 | — | 11,061 |
| 1987 | 5,105 | — | 5,105 |