Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
US DOE ROCKY FLATS ENVIRONMENTAL TECH SITE - KAISER-HILL OPS
SEC 1-4 9-16 TOWNSHIP 2 S RANGE 70 W 6TH PRIN MERI, GOLDEN, CO, 804038200
Parent company: KAISER-HILL LLC
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 | Nitric acid | 1,1,1-Trichloroethane | Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Carbon tetrachloride | Total |
|---|---|---|---|---|---|---|
| 1992 | 2,960 | — | 12 | 625 | — | 3,597 |
| 1991 | 4,146 | — | — | — | — | 4,146 |
| 1990 | 500 | — | — | 1,000 | — | 1,500 |
| 1989 | 223,550 | 45,850 | 58,550 | 27,750 | 48,212 | 461,307 |
| 1988 | 88,953 | 47,260 | 3,115 | — | — | 139,828 |
| 1987 | 59,000 | — | 1,650 | 30,250 | — | 91,400 |