Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
ALCON PUERTO RICO INC
PR RD 925 BO JUNQUITO, HUMACAO, PR, 00791
Parent company: ALCON LABORATORIES INC
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 | Dichlorodifluoromethane (CFC-12) | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Total (lbs) | |||
| 1996 | 19,978 | — | 19,978 | |||
| 1995 | 29,398 | — | 29,398 | |||
| 1994 | 30,296 | — | 30,296 | |||
| 1993 | 28,207 | — | 28,207 | |||
| 1992 | 38,700 | — | 38,700 | |||
| 1991 | 50,600 | — | 50,600 | |||
| 1990 | — | 5 | 5 | |||
▎ 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.