Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
RAPISCAN AS&E
601 OAK RIDGE TPKE, OAK RIDGE, TN, 37830
Parent company: OSI SYSTEMS INC
Carcinogen
PBT
— EPA classifications across all reporting years
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 | Methanol | Freon 113 (CFC-113) | Nitric acid | Hydrogen fluoride | Lead | Total (lbs) |
| 2024 | — | — | — | — | 0 | 0 |
| 2023 | — | — | — | — | 0 | 0 |
| 1997 | 11,250 | — | — | — | — | 11,250 |
| 1996 | 10,250 | — | — | — | — | 10,250 |
| 1995 | 9,250 | — | — | — | — | 9,250 |
| 1994 | 13,750 | — | 500 | — | — | 14,250 |
| 1993 | 10,750 | — | 500 | — | — | 11,250 |
| 1992 | — | — | 500 | — | — | 500 |
| 1991 | 4,550 | 5,250 | 500 | 255 | — | 10,555 |
| 1990 | 15,000 | 835 | 250 | 70 | — | 16,155 |
▎ 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.