Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
CHEMTOOL INC
8200 RIDGEFIELD RD, CRYSTAL LAKE, IL, 60012
Parent company: BERKSHIRE HATHAWAY INC
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 | Ethylene glycol | Total (lbs) | |||
| 2019 | — | 5 | 5 | |||
| 2018 | — | 0 | 0 | |||
| 1995 | 750 | — | 750 | |||
| 1994 | 750 | — | 750 | |||
| 1993 | 750 | — | 750 | |||
| 1992 | 750 | — | 750 | |||
| 1991 | 750 | — | 750 | |||
▎ 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.