Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
TREATED MATERIALS CO INC
13334 SEAWAY RD, GULFPORT, MS, 39503
Parent company: NA
Carcinogen
— EPA classifications across all reporting years
Top chemical totals
The 10 chemicals with the highest cumulative on-site releases 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.
| Year | Arsenic | Copper | Chromium | Chromium compounds (except for chromite ore mined in the Transvaal Region) | Arsenic compounds | Total |
|---|---|---|---|---|---|---|
| 1997 | — | — | — | 15 | 15 | 45 |
| 1996 | 15 | 15 | 15 | — | — | 45 |
| 1995 | 11 | 11 | 10 | — | — | 32 |
| 1994 | 10 | 10 | 10 | — | — | 30 |
| 1993 | 10 | 10 | 10 | — | — | 30 |
| 1992 | — | — | — | 10 | 10 | 30 |
| 1991 | — | — | — | 10 | 10 | 30 |
| 1990 | — | — | — | 10 | — | 10 |