Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
KEYSTONE LABORATORIES INC
601 MCENTIRE LANE NW, DECATUR, AL, 35601
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 | Zinc compounds | Phosphoric acid | Formaldehyde | Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Total |
|---|---|---|---|---|---|
| 1994 | 10 | 10 | 10 | — | 30 |
| 1993 | 10 | 10 | 10 | 10 | 40 |
| 1992 | 10 | 10 | 10 | 10 | 40 |
| 1991 | 10 | 10 | 10 | 10 | 40 |
| 1990 | 12 | 12 | 10 | — | 34 |
| 1989 | 31 | 25 | 15 | — | 71 |