Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
GRAND ISLE SHIPYARD INC
18838 HWY 3235, GALLIANO, LA, 70354
Parent company: NA
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 | Manganese | Chromium | Total (lbs) | ||
| 2023 | — | 20 | — | 20 | ||
| 2021 | 7,420 | 10 | 0 | 7,430 | ||
| 2018 | — | 15 | — | 15 | ||
| 2017 | 13,700 | — | — | 13,700 | ||
| 2015 | 14,200 | — | — | 14,200 | ||
| 2013 | 14,500 | — | — | 14,500 | ||
| 2012 | 14,700 | — | — | 14,700 | ||
| 2011 | 15,200 | — | — | 15,200 | ||
▎ 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.