Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
PUERTO RICO WOOD TREATING
AVE 65 DE INFANTERIA KM 7.0, CAROLINA, PR, 00985
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 | Arsenic compounds | Arsenic | Chromium | Chromium compounds (except for chromite ore mined in the Transvaal Region) | Copper | Total (lbs) |
| 1996 | — | 10 | 10 | — | 10 | 30 |
| 1995 | — | 10 | 10 | — | 10 | 30 |
| 1994 | — | 10 | 10 | — | 10 | 30 |
| 1992 | 10 | — | — | 10 | — | 30 |
| 1991 | 220 | — | — | 10 | — | 240 |
| 1990 | — | — | — | 10 | — | 20 |
▎ 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.