Facility detail

SAPPI N.A. INC. - SOMERSET OPERATIONS

1329 WATERVILLE RD, SKOWHEGAN, ME, 04976

Parent company: SDW HOLDINGS CORP

Carcinogen PBT — EPA classifications across all reporting years

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Year-over-year total releases

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

Top chemical totals

The 10 chemicals with the highest cumulative on-site releases 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.

Year	Sodium sulfate (solution)	Zinc compounds	Ammonia	Manganese compounds	Methanol	Total
2024	—	1,041,970	490,000	341,770	324,000	2,465,019
2023	—	1,107,290	439,900	287,852	271,600	2,354,730
2022	—	1,188,520	467,100	—	292,600	2,527,545
2021	—	730,100	481,000	293,790	295,200	2,094,453
2020	—	486,170	360,400	245,750	296,400	1,672,589
2019	—	663,000	397,000	278,800	287,600	1,920,722
2018	—	556,200	397,000	274,100	268,900	1,791,112
2017	—	843,100	413,600	303,300	270,100	2,123,613
2016	—	315,480	364,200	256,700	274,300	1,487,039
2015	—	497,410	456,200	278,700	265,200	1,776,914
2014	—	850,510	347,100	345,700	262,700	2,124,400
2013	—	645,790	341,600	379,900	271,000	1,970,073
2012	—	705,550	328,800	403,900	267,000	2,047,242
2011	—	306,820	319,800	436,100	258,100	1,633,806
2010	—	476,490	309,000	345,100	247,600	1,688,346
2009	—	365,160	298,200	330,900	246,900	1,539,735
2008	—	282,500	323,900	398,200	262,500	1,618,123
2007	—	348,300	359,400	425,690	277,900	1,740,639
2006	—	72,600	350,900	407,650	288,700	1,470,906
2005	—	67,800	345,200	332,580	260,000	1,315,490
2004	—	64,600	259,800	317,570	254,300	1,186,337
2003	—	93,300	276,500	413,300	228,600	1,324,224
2002	—	104,253	282,700	427,300	229,413	1,418,150
2001	—	91,140	286,600	377,560	220,956	1,338,211
2000	—	95,440	306,600	344,220	221,056	1,319,888
1999	—	27,408	322,300	195,358	214,528	1,164,919
1998	—	38,900	285,000	232,500	190,910	1,170,900
1997	—	1,400	271,000	—	183,400	1,005,453
1996	—	1,820	258,780	—	172,950	852,588
1995	—	11,410	384,250	—	173,497	1,255,198
1994	—	231,590	398,800	—	237,509	1,608,987
1993	—	378,400	147,900	—	293,500	1,380,902
1992	—	40,790	165,446	—	236,000	1,035,131
1991	—	43,250	130,150	—	170,000	994,394
1990	—	28,250	90,282	—	28,000	610,392
1989	—	—	9,500	—	57,000	426,170
1988	—	—	10,000	—	—	264,940
1987	38,001,700	—	—	—	—	38,001,700