Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
APACHE NITROGEN PRODUCTS INC
1436 S APACHE POWDER RD, SAINT DAVID, AZ, 85630
Parent company: NA
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 | Nitrate compounds (water dissociable; reportable only when in aqueous solution) | Nitric acid | Ammonium nitrate (solution) | Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Total (lbs) |
| 2024 | 10,305 | 68 | 94 | — | — | 10,467 |
| 2023 | 3,641 | 66 | 90 | — | — | 3,797 |
| 2022 | 4,368 | 68 | 93 | — | — | 4,529 |
| 2021 | 3,892 | 6,358 | 86 | — | — | 10,336 |
| 2020 | 3,841 | 6,360 | 89 | — | — | 10,290 |
| 2019 | 3,901 | 68 | 343 | — | — | 4,312 |
| 2018 | 3,831 | 68 | 250 | — | — | 4,149 |
| 2017 | 3,750 | — | 750 | — | — | 4,500 |
| 2016 | 3,337 | 1,221 | 2,562 | — | — | 7,120 |
| 2015 | 14,710 | 776 | 30,558 | — | — | 46,044 |
| 2014 | 64,042 | 5,627 | 9,523 | — | — | 79,192 |
| 2013 | 18,657 | 3,295 | 10,898 | — | — | 32,850 |
| 2012 | 18,024 | 2,305 | 6,951 | — | — | 27,280 |
| 2011 | 33,187 | 91,605 | 9,113 | — | — | 133,905 |
| 2010 | 92,611 | 6,980 | 4,568 | — | — | 104,159 |
| 2009 | 8,471 | 2,476 | 3,659 | — | — | 14,606 |
| 2008 | 37,046 | 20,916 | 36,667 | — | — | 94,629 |
| 2007 | 31,654 | 60,036 | — | — | — | 91,690 |
| 2006 | 8,383 | 750 | 5,175 | — | — | 14,308 |
| 2005 | 9,570 | 3,638 | 6,559 | — | — | 19,767 |
| 2004 | 11,929 | 1,655 | 6,432 | — | — | 20,016 |
| 2003 | 11,586 | 1,134 | 9,790 | — | — | 22,510 |
| 2002 | 9,152 | 3,012 | 905 | — | — | 13,069 |
| 2001 | 5,663 | 6,784 | 2,343 | — | — | 14,790 |
| 2000 | 6,011 | 19,294 | 60,000 | — | — | 85,305 |
| 1999 | 20,705 | 16,005 | 48,000 | — | — | 84,710 |
| 1998 | 6,241 | 13,865 | 7,572 | — | — | 27,678 |
| 1997 | 4,945 | 8,191 | 2,960 | — | — | 16,096 |
| 1996 | 3,400 | 6,408 | — | — | — | 9,808 |
| 1995 | 5,175 | 14,381 | 250 | — | — | 19,806 |
| 1994 | 20,679 | — | 1,732 | 23,026 | — | 45,437 |
| 1993 | 41,300 | — | 30,540 | 51,300 | — | 123,140 |
| 1992 | 154 | — | 1,770 | 6,900 | — | 8,824 |
| 1991 | 8 | — | — | 4,800 | 4,800 | 9,608 |
| 1990 | 100,750 | — | — | 2,600 | 43,000 | 146,350 |
| 1989 | 120,000 | — | 750 | 750 | — | 121,500 |
| 1988 | — | — | — | 250 | — | 250 |
| 1987 | 70,750 | — | — | — | — | 70,750 |
▎ 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.