Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
HITCO CARBON COMPOSITES, INC
1600 W. 135TH ST, GARDENA, CA, 90249
Parent company: SGL CARBON LLC
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 | Tetrachloroethylene | n-Hexane | 1,1,1-Trichloroethane | Methyl ethyl ketone | Toluene | Total (lbs) |
| 2009 | — | 408 | — | — | — | 408 |
| 2008 | — | 3,894 | — | — | — | 3,894 |
| 2007 | — | 6,062 | — | — | — | 6,062 |
| 2006 | — | 2,851 | — | — | — | 2,851 |
| 2005 | — | 3,765 | — | — | — | 3,765 |
| 2004 | — | 5,098 | — | — | — | 5,098 |
| 2003 | — | 3,257 | — | — | — | 3,257 |
| 2002 | — | 2,301 | — | — | — | 2,301 |
| 2001 | — | 2,615 | — | — | — | 2,615 |
| 2000 | — | 862 | — | — | — | 862 |
| 1999 | — | 826 | — | — | — | 826 |
| 1998 | — | 1,244 | — | — | — | 1,244 |
| 1997 | 841 | 1,071 | — | — | — | 1,912 |
| 1996 | 995 | 1,388 | — | — | — | 2,383 |
| 1995 | — | — | 6,712 | — | — | 6,712 |
| 1994 | 11,695 | — | — | — | — | 11,717 |
| 1993 | 3,281 | — | 12,210 | — | — | 15,603 |
| 1992 | 3,903 | — | — | — | — | 4,023 |
| 1991 | 18,096 | — | — | — | — | 18,160 |
| 1990 | 58,660 | — | — | — | — | 59,160 |
| 1989 | 13,284 | — | — | 1,120 | 3,857 | 18,761 |
| 1988 | 212,600 | — | — | 2,782 | — | 215,382 |
| 1987 | 85,682 | — | — | — | — | 85,682 |
▎ 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.