Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
HELSER INDUSTRIES
10750 SW TUALATIN RD, TUALATIN, OR, 97062
Parent company: NA
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 | Xylene (mixed isomers) | Chromium | Nickel | Total |
|---|---|---|---|---|
| 2006 | 10,402 | — | — | 10,402 |
| 1994 | — | 5 | 5 | 10 |
| 1993 | — | 5 | 5 | 10 |
| 1991 | — | 5 | 5 | 10 |