Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
THOMAS MANUFACTURING CORP
500 DAIRY RD, PARKTON, MD, 21120
Parent company: NA
Carcinogen
— EPA classifications across all reporting years
Top chemical totals
The 10 chemicals with the highest cumulative on-site releases in pounds (lbs) 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.
| All values in pounds (lbs) | ||||||
|---|---|---|---|---|---|---|
| Year | Toluene | Dichloromethane | Total (lbs) | |||
| 2005 | 3,599 | — | 3,599 | |||
| 2004 | 42,562 | — | 42,562 | |||
| 2003 | 43,049 | — | 43,049 | |||
| 2002 | 41,056 | — | 41,056 | |||
| 2001 | 45,014 | — | 45,014 | |||
| 2000 | 39,630 | — | 39,630 | |||
| 1999 | 42,120 | — | 42,120 | |||
| 1998 | 34,911 | — | 34,911 | |||
| 1997 | 28,241 | 6,642 | 34,883 | |||
| 1996 | 31,222 | 4,227 | 35,449 | |||
| 1995 | 30,244 | — | 30,244 | |||
| 1994 | 43,568 | — | 43,568 | |||
| 1991 | 7,416 | — | 7,416 | |||
▎ Facilities report to EPA's TRI once they manufacture, process, or use a listed chemical above set thresholds. Once that threshold is crossed, they must report actual releases regardless of size — so a small number reflects genuine low-level discharge, not a data error.