Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
HUTCHINSON TECHNOLOGY INC
2301 E 60TH ST N, SIOUX FALLS, SD, 571040768
Parent company: NA
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 | Certain glycol ethers | Nitric acid | Phosphoric acid | Total (lbs) | ||
| 2001 | — | 419 | — | 419 | ||
| 2000 | 1,480 | 589 | — | 2,069 | ||
| 1999 | 3,120 | 1,109 | — | 4,229 | ||
| 1998 | — | 780 | 80 | 860 | ||
▎ 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.