Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
PARKER HANNIFIN CORP
324 W COLLEGE AVE, WAUKESHA, WI, 53186
Parent company: PARKER HANNIFIN 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 | 1,1,1-Trichloroethane | Methyl isobutyl ketone | Chlorine | Total (lbs) | ||
| 1992 | 4 | — | — | 4 | ||
| 1991 | 19,602 | — | — | 19,602 | ||
| 1990 | 10,692 | — | — | 10,692 | ||
| 1988 | 5,000 | 3,700 | 500 | 9,200 | ||
| 1987 | 13,500 | — | — | 13,500 | ||
▎ 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.