Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
UCAR CARBON CO INC
HWY 79 N HAMPTON STATION RD, CLARKSVILLE, TN, 37040
Parent company: GRAPHTECH INTERNATIONAL LTD
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 | Aluminum oxide (fibrous forms) | Polycyclic aromatic compounds | Benzo[g,h,i]perylene | Total (lbs) | ||
| 2001 | — | 318 | 11 | 329 | ||
| 2000 | — | 607 | 25 | 632 | ||
| 1999 | — | 260 | — | 260 | ||
| 1998 | — | 505 | — | 505 | ||
| 1997 | — | 146 | — | 146 | ||
| 1996 | — | 125 | — | 125 | ||
| 1995 | — | 102 | — | 102 | ||
| 1988 | 34,000 | — | — | 34,000 | ||
▎ 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.