Facility detail

S D WARREN CO

2400 LAKESHORE DR, MUSKEGON, MI, 49441

Parent company: SAPPI LTD

Carcinogen PBT — 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	Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)	Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)	Methanol	Chloroform	Manganese compounds	Total (lbs)
2009	—	194	—	—	76	330
2008	—	6,997	—	—	28,695	36,072
2007	—	11,347	—	—	28,689	40,416
2006	—	8,366	—	—	23,877	32,618
2005	14,766	63,113	50,334	—	20,126	168,070
2004	24,735	65,166	84,828	—	30,095	243,132
2003	21,563	66,728	77,207	—	31,995	232,420
2002	22,660	75,717	76,376	—	28,294	236,346
2001	26,578	70,118	73,866	—	33,312	235,922
2000	24,955	69,779	79,235	13,032	29,757	329,158
1999	24,542	65,716	85,458	14,941	37,121	345,951
1998	34,769	82,754	99,240	13,448	—	267,139
1997	73,919	83,823	104,271	14,810	—	314,861
1996	73,919	80,432	95,928	16,691	—	303,851
1995	170,005	71,005	93,250	45,259	—	423,129
1994	163,005	57,005	78,250	37,253	—	360,618
1993	170,005	71,005	80,250	36,252	—	388,187
1992	149,105	68,005	75,250	36,254	—	360,216
1991	183,005	70,405	74,250	75,253	—	416,668
1990	183,250	85,700	6,850	89,554	—	374,969
1989	160,650	79,500	10,450	96,750	—	361,250
1988	64,550	—	—	96,750	—	161,300
1987	67,250	135,000	—	93,950	—	297,400

▎ 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.