Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
VISKASE PUERTO RICO CORP
HWY NO 2 KM 567, CRUCE DAVILA, BARCELONETA, PR, 00617
Parent company: ENVIRODYNE INDUSTRIES 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 | Carbon disulfide | Ammonia | Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Total (lbs) | ||
| 1991 | 190,250 | — | 250 | 190,500 | ||
| 1990 | 841,100 | 34,000 | — | 875,100 | ||
| 1989 | 1,101,000 | 30,000 | — | 1,131,000 | ||
▎ 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.