Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
600 W UNIVERSITY AVE, ARLINGTON HEIGHTS, IL, 60004
Parent company: VARIAN MEDICAL SYSTEMS
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
The 10 chemicals with the highest cumulative on-site releases in pounds (lbs) across all available years.
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 | Trichloroethylene | Methanol | Total (lbs) | |||
| 1999 | 1,350 | 398 | 1,748 | |||
| 1998 | 1,848 | 564 | 2,412 | |||
| 1997 | 3,641 | 3,244 | 6,885 | |||
| 1996 | 2,105 | 3,869 | 5,974 | |||
| 1995 | 6,404 | 4,214 | 10,618 | |||
| 1994 | 7,509 | 2,613 | 10,122 | |||
| 1993 | 500 | 1,000 | 1,500 | |||
| 1992 | 6,750 | 3,750 | 10,500 | |||
| 1991 | 7,900 | — | 7,900 | |||
| 1990 | 2,840 | — | 2,840 | |||
▎ 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.