Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
TITMUS OPTICAL INC
1015 COMMERCE ST, PETERSBURG, VA, 23803
Parent company: CARL ZEISS INC
Carcinogen
— EPA classifications across all reporting years
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 | Trichloroethylene | Diethyl phthalate | Total |
|---|---|---|---|
| 1994 | — | 500 | 500 |
| 1993 | — | 500 | 500 |
| 1992 | — | 500 | 500 |
| 1991 | 3,000 | 500 | 3,500 |
| 1990 | 5,836 | 250 | 6,086 |
| 1989 | 6,380 | — | 6,380 |
| 1987 | 4,500 | — | 4,500 |