Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
PACKAGING RESOURCES CO
4715 N COLUMBIA BLVD, PORTLAND, OR, 97203
Parent company: COLUMBIA CORRUGATED BOX CO INC
Carcinogen
— EPA classifications across all reporting years
Top chemical totals
The 10 chemicals with the highest cumulative on-site releases 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.
| Year | Dichloromethane | 4,4'-Methylenedi(phenyl isocyanate) | Total |
|---|---|---|---|
| 1991 | — | 5 | 5 |
| 1990 | 11,867 | 1 | 11,868 |
| 1989 | — | 1,751 | 1,751 |
| 1988 | — | 3,641 | 3,641 |