Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
CLARK OIL & REFINING CORP
9451 N 107TH ST, MILWAUKEE, WI, 53224
Parent company: CLARK OIL & REFINING CORP
Carcinogen
PBT
— 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 | Benzene | Lead compounds | Toluene | Xylene (mixed isomers) | Total (lbs) | |
| 1988 | 750 | — | 750 | 750 | 2,250 | |
| 1987 | — | 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.