Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
BENTON OIL SERVICE INC.
4831 BONNY OAKS DR, CHATTANOOGA, TN, 37416
Parent company: BENTON OIL SERVICES 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 | Toluene | Methyl tert-butyl ether | Xylene (mixed isomers) | n-Hexane | 1,2,4-Trimethylbenzene | Total (lbs) |
| 2011 | 2,685 | — | 1,120 | — | 547 | 4,353 |
| 2010 | 2,073 | — | 640 | — | — | 2,714 |
| 2009 | 1,475 | — | 766 | — | — | 2,242 |
| 2008 | 1,876 | — | 761 | — | — | 2,637 |
| 2007 | 1,080 | — | 798 | — | — | 1,878 |
| 2006 | 930 | — | 685 | — | — | 1,615 |
| 2005 | 1,405 | — | 1,037 | — | 513 | 2,955 |
| 2004 | 1,421 | — | 1,384 | 1,391 | — | 4,196 |
| 2003 | — | 1,298 | — | 536 | — | 1,834 |
| 2002 | — | 1,234 | — | 510 | — | 1,745 |
| 2001 | — | 1,181 | — | 519 | — | 1,703 |
| 2000 | 595 | 1,560 | 553 | 652 | — | 3,360 |
| 1999 | 686 | 1,948 | 658 | 813 | — | 4,105 |
| 1998 | — | 1,258 | — | 519 | — | 1,777 |
▎ 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.