Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
HAUSER INC
4750 NAUTILUS CT SOUTH, BOULDER, CO, 80301
Parent company: NA
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 | Methanol | Dichloromethane | Toluene | Acetone | Total (lbs) | |
| 1997 | 9,000 | — | — | — | 9,000 | |
| 1996 | 32,800 | — | — | — | 32,800 | |
| 1995 | 16,800 | — | — | — | 16,800 | |
| 1994 | 17,800 | — | — | — | 17,800 | |
| 1993 | 3,760 | 119,860 | — | — | 123,620 | |
| 1992 | 31,207 | 229,731 | 9,056 | — | 269,994 | |
| 1991 | 87,500 | 87,000 | 8,300 | — | 182,800 | |
| 1990 | 69,600 | 61,400 | — | 4,700 | 135,700 | |
| 1989 | 118,900 | 36,600 | — | — | 155,500 | |
| 1988 | 126,900 | — | — | — | 126,900 | |
| 1987 | 79,000 | — | — | — | 79,000 | |
▎ 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.