Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
CLEVELAND TWIST DRILL CO
W PLEASANT ST, CYNTHIANA, KY, 41031
Parent company: GREENFIELD INDUSTRIES INC
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 | 1,1,1-Trichloroethane | Trichloroethylene | Total (lbs) | |||
| 1994 | — | 5,982 | 5,982 | |||
| 1993 | 2,060 | — | 2,060 | |||
| 1992 | 7,620 | — | 7,620 | |||
| 1991 | 6,252 | — | 6,252 | |||
| 1990 | 18,866 | — | 18,866 | |||
| 1989 | 19,255 | — | 19,255 | |||
| 1988 | 19,798 | — | 19,798 | |||
▎ 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.