Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
HERCULES INC TEKOI
SKULL VALLEY RESERVATION, GRANTSVILLE, UT, 84029
Parent company: HERCULES INC
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 | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Total |
|---|---|---|
| 1991 | 52,504 | 52,504 |
| 1990 | 40,000 | 40,000 |
| 1989 | 56,730 | 56,730 |