Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
CENTURY ALUMINUM OF WEST VIRGINIA INC
CENTURY RD, RAVENSWOOD, WV, 26164
Parent company: CENTURY ALUMINUM CO
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 | Hydrogen fluoride | Aluminum oxide (fibrous forms) | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Asbestos (friable) | 1,2,4-Trimethylbenzene | Total (lbs) |
| 2008 | 171,459 | — | — | — | — | 171,534 |
| 2007 | 193,270 | — | — | — | — | 193,345 |
| 2006 | 280,316 | — | — | — | — | 280,387 |
| 2005 | 310,200 | — | — | — | — | 310,277 |
| 2004 | 288,100 | — | — | — | — | 288,175 |
| 2003 | 219,160 | — | — | — | — | 219,228 |
| 2002 | 238,490 | — | — | — | — | 238,562 |
| 2001 | 191,720 | — | — | — | — | 191,795 |
| 2000 | 150,120 | — | — | — | — | 150,562 |
| 1999 | 185,000 | — | — | — | — | 185,180 |
| 1998 | 198,000 | — | 274,000 | — | 27,000 | 503,828 |
| 1997 | 197,000 | — | 305,000 | — | 25,000 | 531,546 |
| 1996 | 197,000 | — | 432,000 | — | 32,000 | 677,747 |
| 1995 | 199,000 | — | 210,000 | — | 4,300 | 432,969 |
| 1994 | 229,000 | — | 180,000 | — | 12,000 | 422,040 |
| 1993 | 229,000 | — | 140,000 | — | 11,000 | 380,830 |
| 1992 | 185,000 | — | 140,000 | — | 9,800 | 335,879 |
| 1991 | 113,000 | — | 190,000 | — | — | 303,947 |
| 1990 | 81,126 | — | 210,000 | — | 250 | 292,440 |
| 1989 | 96,672 | — | 173,197 | — | — | 270,612 |
| 1988 | 266,030 | — | 175,932 | — | — | 442,664 |
| 1987 | — | 3,775,200 | 165 | 252,000 | — | 4,032,449 |
▎ 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.