Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
NORTHERN TELECOM-MSD
100 PHOENIX DR, ANN ARBOR, MI, 48108
Parent company: NORTHERN TELECOM INC
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 | Freon 113 (CFC-113) | Total |
|---|---|---|
| 1990 | 28,922 | 28,922 |
| 1989 | 36,160 | 36,160 |
| 1987 | 14,579 | 14,579 |