Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
DRAGON CORP
7033 WALROND DR NW, ROANOKE, VA, 24019
Parent company: NA
Carcinogen
PBT
— 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 | Carbaryl | 1,2,4-Trimethylbenzene | Naphthalene | Copper | Xylene (mixed isomers) | Total |
|---|---|---|---|---|---|---|
| 1994 | 500 | 500 | 500 | 500 | 500 | 2,500 |
| 1993 | 500 | 500 | 500 | 500 | 500 | 2,500 |
| 1992 | 500 | 500 | 500 | 500 | 500 | 3,500 |
| 1991 | 500 | 500 | 500 | 500 | — | 2,000 |
| 1990 | 255 | 500 | — | 10 | 500 | 1,265 |
| 1989 | 500 | 500 | 500 | — | — | 2,000 |
| 1987 | 1,500 | — | — | — | — | 1,500 |