Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
ROYSTER-CLARK INC
3330 BRAKE RD, ROCKY MOUNT, NC, 27801
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) | Manganese compounds | Total (lbs) | |
| 1996 | 203 | — | — | — | 203 | |
| 1995 | 275 | — | — | 4 | 279 | |
| 1994 | 241 | — | — | — | 241 | |
| 1993 | 201 | — | 10 | — | 211 | |
| 1992 | 204 | — | 10 | — | 214 | |
| 1991 | 265 | — | 13 | — | 278 | |
| 1990 | 256 | — | 8 | — | 264 | |
| 1988 | 35 | 150 | 36 | — | 221 | |
▎ 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.