Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
1923 INDUSTRIAL PARK RD, BOONE, IA, 50036
Parent company: HANSTECK GROUP
Reported on-site TRI releases in pounds, grouped by reporting year.
The 10 chemicals with the highest cumulative on-site releases across all available years.
Rows are years. Columns show the five highest-total chemicals across all years plus each year's total release volume.
| Year | Chromium | Chromium compounds (except for chromite ore mined in the Transvaal Region) | Total |
|---|---|---|---|
| 1993 | — | 5 | 5 |
| 1992 | — | 5 | 5 |
| 1991 | — | 3 | 3 |
| 1987 | 12,338 | — | 12,338 |