Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
US DOE EAST TENNESSEE TECHNOLOGY PARK UCOR OPERATIONS
RT 58 & BLAIR RD, OAK RIDGE, TN, 37830
Parent company: NA
Carcinogen
— 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 | Chlorine | 1,1,1-Trichloroethane | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Nitric acid | Total (lbs) |
| 1993 | 5,220 | — | 131 | 1,085 | 3 | 6,440 |
| 1992 | 11,892 | — | 92 | 66 | — | 12,050 |
| 1991 | 5,898 | — | 201 | 152 | — | 6,316 |
| 1990 | 2,845 | — | 53 | 5 | — | 2,903 |
| 1989 | 2,114 | 13,714 | 587 | 1 | — | 16,418 |
| 1988 | — | — | 250 | — | — | 750 |
| 1987 | — | — | 1,000 | — | 500 | 1,500 |
▎ 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.