Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
POTTER & BRUMFIELD INC
1200 E BROADWAY, PRINCETON, IN, 476710001
Parent company: SIEMENS CORP
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 | 1,1,1-Trichloroethane | Freon 113 (CFC-113) | Copper compounds | Total |
|---|---|---|---|---|
| 1992 | 57,758 | — | — | 57,758 |
| 1991 | 45,812 | 22,217 | — | 68,029 |
| 1990 | 26,490 | 37,815 | — | 64,305 |
| 1989 | 43,000 | 46,090 | 250 | 89,340 |
| 1988 | 21,600 | — | — | 21,600 |
| 1987 | 1,500 | 1,500 | — | 3,000 |