Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
KAISER ALUMINUM & CHEMICAL CORP MEAD WORKS
2111 E HAWTHORNE RD, MEAD, WA, 99021
Parent company: KAISER ALUMINUM CORP
Carcinogen
PBT
— 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 | Hydrogen fluoride | Carbonyl sulfide | Aluminum oxide (fibrous forms) | Copper | Polycyclic aromatic compounds | Total |
|---|---|---|---|---|---|---|
| 2001 | — | — | — | — | 5 | 6 |
| 2000 | 109,700 | 411,000 | — | 292 | 430 | 521,932 |
| 1999 | 415,000 | 495,000 | — | 540 | 755 | 911,800 |
| 1998 | 1,984,000 | 498,000 | — | 534 | 750 | 2,483,789 |
| 1997 | 599,000 | 521,000 | — | 536 | 1,250 | 1,122,291 |
| 1996 | 744,000 | 518,000 | — | 750 | 1,250 | 1,264,505 |
| 1995 | 477,000 | — | — | 750 | 750 | 478,500 |
| 1994 | 570,000 | — | — | 750 | — | 570,750 |
| 1993 | 420,000 | — | — | 750 | — | 420,750 |
| 1992 | 534,000 | — | — | 750 | — | 534,750 |
| 1991 | 340,000 | — | — | 505 | — | 340,505 |
| 1990 | 372,000 | — | — | 508 | — | 372,508 |
| 1989 | 263,000 | — | — | 509 | — | 263,509 |
| 1988 | 444,000 | — | 1,944,000 | 510 | — | 2,388,510 |
| 1987 | — | — | — | 500 | — | 500 |