Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
CROMPTON CORP
1805 4TH ST, HARVEY, LA, 70058
Parent company: CROMPTON CORP
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 | Methanol | Ammonium sulfate (solution) | Ammonia | Naphthalene | Total (lbs) | |
| 2002 | — | — | — | 250 | 250 | |
| 2001 | — | — | — | 5 | 5 | |
| 1999 | 1,382,524 | — | — | — | 1,382,524 | |
| 1998 | 2,434,588 | — | — | — | 2,434,588 | |
| 1997 | 947,000 | — | — | — | 947,000 | |
| 1996 | 4,095,666 | — | — | — | 4,095,666 | |
| 1995 | 3,888,100 | — | — | — | 3,888,100 | |
| 1994 | 1,407,800 | — | — | — | 1,407,800 | |
| 1993 | 1,618,400 | — | — | — | 1,618,400 | |
| 1992 | 307,600 | — | — | — | 307,600 | |
| 1991 | 1,015,600 | — | 25,256 | — | 1,040,856 | |
| 1990 | 371,247 | — | 31,670 | — | 402,917 | |
| 1989 | 890,057 | 484,839 | 14,193 | — | 1,389,089 | |
| 1988 | — | 303,022 | — | — | 303,022 | |
| 1987 | — | 1,100,000 | — | — | 1,100,000 | |
▎ 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.