Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
SIGNAL INTERNATIONAL TEXAS DOCK YARD
2500 MARTIN LUTHER KING BLVD, PORT ARTHUR, TX, 77640
Parent company: ACON OFFSHORE PARTNERS LP
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 | Xylene (mixed isomers) | n-Butyl alcohol | Copper compounds | Toluene | Propylene | Total (lbs) |
| 2007 | — | — | — | — | 352 | 352 |
| 1999 | 14,916 | — | — | 1,121 | 115 | 20,837 |
| 1998 | 4 | — | — | 3 | 750 | 760 |
| 1997 | — | — | — | — | 250 | 250 |
| 1996 | 29,760 | — | — | — | 250 | 30,010 |
| 1995 | 132,770 | — | — | — | 250 | 133,020 |
| 1994 | 19,000 | — | — | — | 250 | 19,250 |
| 1993 | 28,000 | 10,000 | 8,300 | — | 250 | 46,550 |
| 1992 | 50,000 | 19,000 | 10,000 | 13,000 | 250 | 92,250 |
| 1991 | 39,000 | — | 11,000 | — | 250 | 50,250 |
| 1990 | 15,000 | 18,000 | 13,000 | — | 250 | 46,250 |
| 1989 | 65,000 | 13,000 | 9,600 | — | 250 | 87,850 |
| 1988 | 29,000 | — | — | — | — | 29,000 |
▎ 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.