Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
SHOWELL PROCESSING PLANT
10048 PITTS RD, SHOWELL, MD, 21862
Parent company: PERDUE FARMS INC
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 | Nitrate compounds (water dissociable; reportable only when in aqueous solution) | Ammonia | Chlorine | Total (lbs) | ||
| 2003 | 37,000 | — | — | 37,000 | ||
| 2002 | 45,100 | — | — | 45,100 | ||
| 2000 | 44,411 | — | — | 44,411 | ||
| 1999 | 58,618 | — | — | 58,618 | ||
| 1998 | 46,457 | — | — | 46,457 | ||
| 1997 | — | — | 21 | 21 | ||
| 1996 | 47,250 | — | 20 | 47,270 | ||
| 1995 | 32,530 | 4,568 | 23 | 37,121 | ||
| 1994 | — | 55,000 | 100 | 55,100 | ||
| 1993 | — | 8,379 | 3,000 | 11,379 | ||
| 1992 | — | 8,497 | 3,000 | 11,497 | ||
| 1991 | — | 8,747 | 3,000 | 11,747 | ||
▎ 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.