Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
WALKER SYSTEMS INC
620 DEPOT ST, PARKERSBURG, WV, 26101
Parent company: WIREMOLD CO 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 | Toluene | Certain glycol ethers | Copper compounds | Mixture | Total |
|---|---|---|---|---|---|---|
| 1996 | — | — | — | 500 | — | 500 |
| 1994 | — | — | — | 500 | — | 500 |
| 1993 | — | — | 9,250 | 500 | — | 9,750 |
| 1992 | — | — | — | 500 | — | 500 |
| 1991 | — | — | — | — | — | 500 |
| 1990 | — | — | — | — | 250 | 250 |
| 1989 | — | — | — | — | 250 | 250 |
| 1988 | — | — | — | — | 250 | 250 |
| 1987 | 38,600 | 13,200 | — | — | — | 51,800 |