Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
ORICA NITROGEN LLC
7700 W DUPONT RD, MORRIS, IL, 60450
Parent company: ORICA USA 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 | Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Nitrate compounds (water dissociable; reportable only when in aqueous solution) | Ammonium nitrate (solution) | Nitric acid | Total (lbs) |
| 2006 | 117,829 | — | 52,527 | — | 2,521 | 172,877 |
| 2005 | 301,187 | — | 14,915 | — | 6,221 | 322,323 |
| 2004 | 311,026 | — | 14,078 | — | 5,581 | 330,685 |
| 2003 | 305,373 | — | 25,336 | — | 6,168 | 336,877 |
| 2002 | 476,793 | — | 35,474 | — | 1,509 | 513,776 |
| 2001 | 436,596 | — | 5,471 | — | 245 | 442,312 |
| 2000 | 432,341 | — | 6,767 | — | 357 | 439,465 |
| 1999 | 443,316 | — | 49,641 | — | 359 | 493,316 |
| 1998 | 21,299 | — | 43,293 | — | 564 | 65,156 |
| 1997 | 19,314 | — | 55,215 | — | 850 | 75,379 |
| 1996 | — | 9,900 | 60,573 | — | 700 | 71,173 |
| 1995 | 16,400 | 9,900 | 2,200 | — | 700 | 29,200 |
| 1994 | 15,800 | 9,900 | — | 2,800 | 700 | 29,200 |
| 1993 | 15,800 | 10,000 | — | 3,000 | 700 | 29,500 |
| 1992 | 15,800 | 10,000 | — | 3,500 | 700 | 30,000 |
| 1991 | 16,000 | 10,000 | — | 5,500 | 700 | 32,700 |
| 1990 | 16,000 | 10,000 | — | 7,000 | 700 | 33,991 |
| 1989 | 16,000 | 10,000 | — | 7,000 | 700 | 33,991 |
| 1988 | 16,000 | 200,000 | — | — | — | 216,255 |
| 1987 | — | 200,250 | — | 4,380 | — | 205,130 |
▎ 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.