Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
NCH CORP MOHAWK LABS DIV
932 KIFER RD, SUNNYVALE, CA, 94086
Parent company: NCH CORP
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 | Dichloromethane | Tetrachloroethylene | 1,1,1-Trichloroethane | Certain glycol ethers | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Total (lbs) |
| 1999 | 750 | — | — | — | — | 750 |
| 1998 | 750 | — | — | — | — | 750 |
| 1997 | 750 | — | — | — | — | 750 |
| 1996 | 750 | — | — | — | — | 750 |
| 1995 | 750 | — | — | — | — | 750 |
| 1994 | 750 | — | — | 250 | 250 | 1,250 |
| 1993 | 250 | — | 250 | 250 | — | 750 |
| 1992 | 250 | 250 | — | 250 | — | 750 |
| 1991 | 750 | 2,700 | 1,100 | 250 | 500 | 5,550 |
| 1990 | 1,000 | 2,000 | 1,200 | 250 | 500 | 5,200 |
| 1989 | 2,050 | 1,000 | 6,150 | 500 | 500 | 10,450 |
| 1988 | 49,200 | 2,550 | — | — | — | 51,750 |
| 1987 | — | 1,000 | — | — | — | 1,000 |
▎ 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.