Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
DIGITAL EQUIPMENT CORP
10500 RIDGEVIEW CT, CUPERTINO, CA, 95014
Parent company: DIGITAL EQUIPMENT 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 | 1,1,1-Trichloroethane | Acetone | Freon 113 (CFC-113) | Certain glycol ethers | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Total (lbs) |
| 1991 | 21,207 | 164 | 5,206 | — | 28 | 26,605 |
| 1990 | 9,800 | 500 | 10,900 | — | 250 | 21,450 |
| 1989 | — | 500 | — | — | 250 | 750 |
| 1988 | — | 11,000 | — | 6,200 | — | 17,200 |
| 1987 | — | 9,200 | — | — | — | 9,200 |
▎ 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.