Facility detail

OLIN WINCHESTER LLC MAIN PLANT

427 NORTH SHAMROCK ST., EAST ALTON, IL, 62024

Parent company: OLIN CORP

Carcinogen PBT — EPA classifications across all reporting years

Year-over-year total releases

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

The 10 chemicals with the highest cumulative on-site releases across all available years.

Rows are years. Columns show the five highest-total chemicals across all years plus each year's total release volume.

Year	1,1,1-Trichloroethane	Nitrate compounds (water dissociable; reportable only when in aqueous solution)	Zinc (fume or dust)	Ethylene glycol	Zinc compounds	Total
2024	—	5,703	—	1,007	718	9,652
2023	—	5,476	—	1,135	550	9,315
2022	—	5,689	—	1,085	641	9,521
2021	—	5,689	—	677	524	9,017
2020	—	6,013	—	1,280	736	10,062
2019	—	7,511	—	929	866	11,879
2018	—	8,421	—	739	924	12,429
2017	—	9,311	—	542	756	13,005
2016	—	10,401	—	515	976	14,837
2015	—	12,854	—	606	1,538	19,036
2014	—	12,977	—	564	1,349	19,127
2013	—	12,308	—	—	1,554	18,379
2012	—	12,896	—	365	1,432	18,687
2011	—	12,080	—	700	1,941	19,676
2010	—	13,426	—	635	2,307	21,282
2009	—	9,948	—	—	2,342	19,869
2008	—	10,542	—	—	2,682	18,063
2007	—	9,285	—	6,587	2,742	23,414
2006	—	11,754	—	9,164	3,415	33,210
2005	—	11,556	—	6,034	3,720	31,190
2004	—	6,373	—	8,928	2,054	27,682
2003	—	6,447	—	8,360	1,840	27,231
2002	—	6,263	—	10,127	2,296	29,002
2001	—	6,300	—	9,820	2,230	28,784
2000	—	7,200	—	21,710	2,470	42,955
1999	—	7,500	—	14,470	2,110	34,547
1998	—	7,100	—	12,410	1,760	33,100
1997	—	6,900	—	9,300	1,960	29,430
1996	10,500	6,600	—	10,340	1,990	41,693
1995	18,180	7,800	—	16,520	—	65,939
1994	16,160	—	—	14,450	2,670	59,572
1993	23,230	—	—	7,700	2,600	59,820
1992	91,920	—	—	—	—	116,855
1991	151,500	—	43,000	—	—	207,716
1990	240,026	—	47,126	703	—	297,855
1989	283,060	—	54,826	800	—	352,294
1988	—	—	56,100	—	—	67,982
1987	—	—	—	1,600	—	3,261