Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
SEMICON COMPONENTS INC
10 N AVE, BURLINGTON, MA, 01803
Parent company: SEMICON INC
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 | Hydrogen fluoride | Ammonia | Nitric acid | Total |
|---|---|---|---|---|
| 1997 | — | 25 | — | 25 |
| 1996 | — | 25 | — | 25 |
| 1995 | — | 25 | — | 25 |
| 1994 | — | 25 | — | 25 |
| 1993 | — | 250 | — | 250 |
| 1992 | — | 250 | — | 250 |
| 1991 | — | 250 | — | 250 |
| 1990 | — | 250 | — | 250 |
| 1989 | — | — | 1,000 | 1,000 |
| 1987 | 5,424 | — | — | 5,424 |