Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
NASCO
BOQUERON RD KM 73, CABO ROJO, PR, 00623
Parent company: NASCO INTL
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 | Toluene | Toluene-2,4-diisocyanate | Methyl ethyl ketone | Acetone | Total (lbs) | |
| 1988 | 59,728 | — | — | 27,040 | 86,768 | |
| 1987 | — | 45,356 | 37,920 | — | 83,276 | |
▎ 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.