Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
CF INDUSTRIES NITROGEN LLC-PORT NEAL NITROGEN COMPLEX
1182 260TH ST, SERGEANT BLUFF, IA, 51054
Parent company: CF INDUSTRIES HOLDINGS INC
Carcinogen
PBT
— EPA classifications across all reporting years
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 | Ammonium nitrate (solution) | Nitrate compounds (water dissociable; reportable only when in aqueous solution) | Methanol | n-Hexane | Total (lbs) |
| 2024 | 1,438,754 | — | 831,424 | 55,889 | 34,439 | 2,364,772 |
| 2023 | 1,558,809 | — | 851,360 | 56,097 | 34,346 | 2,504,178 |
| 2022 | 1,454,239 | — | 661,035 | 59,130 | 34,235 | 2,212,143 |
| 2021 | 2,391,806 | — | 822,920 | 49,047 | 29,493 | 3,297,308 |
| 2020 | 2,346,295 | — | 713,305 | 52,545 | 32,497 | 3,148,073 |
| 2019 | 4,276,980 | — | 707,010 | 53,017 | 32,080 | 5,072,482 |
| 2018 | 2,521,954 | — | 846,945 | 54,028 | 33,370 | 3,459,755 |
| 2017 | 1,651,881 | — | 1,028,618 | 65,124 | 27,253 | 2,778,465 |
| 2016 | 706,071 | — | 405,060 | 4,493 | — | 1,115,997 |
| 2015 | 551,221 | — | 134,154 | 1,183 | — | 686,578 |
| 2014 | 703,086 | — | 48,960 | 1,854 | — | 754,425 |
| 2013 | 1,076,150 | — | 47,434 | 1,143 | — | 1,124,747 |
| 2012 | 1,953,552 | — | 58,586 | 1,147 | — | 2,014,555 |
| 2011 | 2,003,709 | — | 42,873 | 1,269 | — | 2,047,871 |
| 2010 | 1,997,547 | — | 93,602 | 1,159 | — | 2,093,578 |
| 2009 | 2,117,971 | — | 100,000 | 917 | — | 2,218,908 |
| 2008 | 2,014,438 | — | 120,000 | 889 | — | 2,136,847 |
| 2007 | 2,122,250 | — | 123,000 | 925 | — | 2,246,195 |
| 2006 | 2,010,250 | — | 94,000 | 2,045 | — | 2,107,815 |
| 2005 | 3,243,250 | — | 110,000 | 1,245 | — | 3,354,515 |
| 2004 | 6,431,250 | — | 110,000 | 1,455 | — | 6,544,225 |
| 2003 | 619,850 | — | 88,000 | 1,215 | — | 709,835 |
| 2002 | 699,750 | — | 48,000 | 1,755 | — | 751,705 |
| 2001 | 968,350 | — | 126,005 | 1,655 | — | 1,096,025 |
| 2000 | 959,450 | — | 114,005 | 1,005 | — | 1,074,475 |
| 1999 | 957,950 | — | 134,755 | 1,010 | — | 1,095,985 |
| 1998 | 955,850 | — | 93,755 | 1,010 | — | 1,051,385 |
| 1997 | 859,950 | — | 114,755 | 7,460 | — | 982,185 |
| 1996 | 807,550 | — | 72,755 | 76,260 | — | 956,830 |
| 1995 | 273,800 | — | 2,955 | 2,515 | — | 282,545 |
| 1994 | 11,040,000 | 10,152,250 | — | 3,850 | — | 21,312,360 |
| 1993 | 3,170,000 | 176,250 | — | 3,850 | — | 3,351,115 |
| 1992 | 3,210,000 | 132,250 | — | 201,650 | — | 3,546,415 |
| 1991 | 3,630,000 | 99,250 | — | 331,650 | — | 4,061,915 |
| 1990 | 3,551,000 | 50,250 | — | 331,650 | — | 3,933,915 |
| 1989 | 3,710,000 | 53,250 | — | 333,600 | — | 4,099,600 |
| 1988 | — | — | — | 332,950 | — | 333,700 |
| 1987 | — | — | — | 305,300 | — | 307,050 |
▎ 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.