Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
LENTHOR ENGINEERING
311 TURQUOISE ST, MILPITAS, CA, 95035
Parent company: NA
Carcinogen
— EPA classifications across all reporting years
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 | Freon 113 (CFC-113) | Nickel | Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Copper And Copper Compounds | Total (lbs) | |
| 2023 | — | — | — | 0 | 0 | |
| 2022 | — | 0 | — | 0 | 0 | |
| 1997 | — | 250 | — | — | 250 | |
| 1993 | 24,570 | — | 5 | — | 24,575 | |
| 1992 | 24,321 | — | — | — | 24,321 | |
| 1991 | 45,642 | — | — | — | 45,642 | |
| 1990 | 68,255 | — | — | — | 68,255 | |
▎ 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.