Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
5009 MIDDLEBROOK PIKE, KNOXVILLE, TN, 37921
Parent company: EXXONMOBIL CORP
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 | n-Hexane | Toluene | Methyl tert-butyl ether | Xylene (mixed isomers) | Benzene | Total (lbs) |
| 2002 | 677 | 835 | — | 485 | 429 | 2,607 |
| 2001 | 694 | 853 | — | 440 | 440 | 2,615 |
| 2000 | 606 | 811 | — | 414 | 395 | 2,357 |
| 1999 | 1,921 | 548 | 1,362 | 532 | 253 | 4,765 |
| 1998 | 2,350 | 1,000 | 1,750 | 1,000 | 500 | 7,620 |
▎ 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.