Facility detail

KOCH FERTILIZER FT. DODGE LLC

3162 200TH ST, DUNCOMBE, IA, 50532

Parent company: KOCH INC.

Carcinogen — EPA classifications across all reporting years

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Year-over-year total releases

Reported on-site TRI releases in pounds (lbs), grouped by reporting year.

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)	Methanol	Sodium nitrite	Chlorine	Total (lbs)
2024	463,350	17,900	9,172	—	—	490,831
2023	675,360	17,240	9,659	—	—	702,514
2022	770,326	22,050	12,155	—	—	805,242
2021	565,838	22,740	5,480	—	—	594,113
2020	598,300	41,680	29,800	—	—	670,160
2019	574,670	35,640	7,600	—	—	618,293
2018	531,130	105,190	3,300	—	—	640,116
2017	542,550	92,578	5,900	—	—	641,288
2016	502,750	104,670	15,250	—	—	623,440
2015	511,350	121,250	1,650	—	—	634,510
2014	521,518	107,505	11,250	—	—	640,777
2013	999,745	127,000	14,650	—	—	1,141,900
2012	1,078,300	80,250	14,050	—	—	1,172,860
2011	231,850	64,300	14,250	—	—	311,415
2010	297,130	62,000	16,250	—	—	375,640
2009	202,850	94,850	44,905	8,900	—	352,330
2008	179,500	68,250	120,005	8,100	—	376,870
2007	490,750	48,650	57,005	7,600	—	605,520
2006	490,750	48,650	61,005	9,900	—	610,815
2005	330,250	52,050	80,005	—	500	464,065
2004	1,023,505	50,500	117,005	—	500	1,191,765
2003	290,960	99,500	31,005	—	324	422,074
2002	255,850	72,200	18,010	—	255	346,415
2001	242,350	77,300	14,010	—	250	334,265
2000	232,100	89,700	18,005	—	250	340,155
1999	334,600	53,900	260	—	250	389,230
1998	319,850	2,700	260	—	250	323,340
1997	75,105	8,500	260	—	12,250	96,115
1996	67,540	25,784	260	—	8,611	102,695
1995	215,856	12,585	77,809	—	8,392	315,142
1994	234,790	—	96,504	—	500	336,113
1993	255,670	—	131,207	—	500	397,367
1992	344,855	—	197,091	—	250	564,202
1991	289,110	—	151,762	—	250	441,627
1990	300,684	—	144,255	—	250	445,444
1989	359,238	—	235,000	—	250	594,738
1988	347,700	—	—	—	250	348,450
1987	—	—	57,000	—	250	57,250

▎ 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.