Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
OCCIDENTAL CHEMICAL CORP DUREZ
673 WALCK RD, NORTH TONAWANDA, NY, 141200535
Parent company: OCCIDENTAL PETROLEUM 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 | Phenol | Formaldehyde | Methanol | Zinc compounds | Ammonia | Total (lbs) |
| 1995 | 4,067 | 3,173 | 1,117 | 107 | — | 8,719 |
| 1994 | 16,166 | 9,520 | 2,852 | 154 | — | 29,470 |
| 1993 | 23,096 | 13,230 | 6,135 | 162 | — | 44,666 |
| 1992 | 23,248 | 14,143 | 6,286 | 154 | 500 | 46,360 |
| 1991 | 21,815 | 10,665 | 6,287 | 136 | 847 | 41,779 |
| 1990 | 23,342 | 10,758 | 5,476 | 203 | 428 | 42,912 |
| 1989 | 30,659 | 14,418 | 2,669 | 162 | — | 49,182 |
| 1988 | 27,057 | — | 2,889 | 159 | — | 30,374 |
| 1987 | 24,665 | — | 1,966 | 898 | — | 28,043 |
▎ 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.