Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
UNCAS MFG CO
623 ATWELLS AVE, PROVIDENCE, RI, 02909
Parent company: NA
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 | 1,1,1-Trichloroethane | Copper | Ammonia | Total (lbs) | ||
| 1995 | — | 255 | — | 255 | ||
| 1994 | — | 255 | — | 255 | ||
| 1993 | — | 255 | — | 255 | ||
| 1992 | 6,634 | — | — | 6,634 | ||
| 1991 | 9,532 | — | — | 9,532 | ||
| 1990 | 22,317 | — | 250 | 22,567 | ||
| 1989 | 19,132 | 250 | 250 | 19,632 | ||
| 1988 | 23,607 | — | 5 | 23,612 | ||
▎ 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.