Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
ROYSTER-CLARK INC
10413 RIVER LANDING RD, DENTON, MD, 21629
Parent company: ROYSTER-CLARK 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 | Ammonia | Phosphoric acid | Ammonium sulfate (solution) | Total (lbs) | ||
| 1996 | 40 | — | — | 40 | ||
| 1995 | 36 | — | — | 36 | ||
| 1994 | 34 | — | — | 34 | ||
| 1993 | 35 | — | 4 | 39 | ||
| 1992 | 35 | — | 2 | 37 | ||
| 1991 | 58 | — | 1 | 59 | ||
| 1990 | 42 | — | 3 | 45 | ||
| 1989 | 38 | — | 3 | 41 | ||
| 1988 | 30 | 105 | — | 135 | ||
▎ 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.