Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
ARMSTRONG HOLDING CORP
BARRIO MANGAS, GUAYANILLA, PR, 00656
Parent company: NA
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 | Ammonia | Xylene (mixed isomers) | m-Xylene | Total |
|---|---|---|---|---|
| 1998 | — | 2 | — | 2 |
| 1997 | — | 5 | — | 5 |
| 1996 | 5 | 5 | — | 10 |
| 1994 | 5 | — | — | 5 |
| 1993 | 126 | 3 | — | 129 |
| 1992 | — | — | 2 | 2 |