Facility detail

MISSISSIPPI POWER CO - PLANT WATSON

INTERSTATE 10 & LORRAINE RD, GULFPORT, MS, 39502

Parent company: SOUTHERN CO

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	Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)	Barium compounds (except for barium sulfate (CAS No. 7727-43-7))	Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)	Hydrogen fluoride	Manganese compounds	Total
2015	1,200,000	38,157	120,000	23,000	—	1,405,720
2014	6,700,000	159,706	670,000	140,000	66,330	7,977,206
2013	6,500,000	191,770	530,000	120,000	69,690	7,678,986
2012	3,000,000	253,220	390,000	85,000	46,580	3,889,022
2011	3,900,000	362,980	420,000	130,000	81,870	5,071,260
2010	2,400,000	374,110	200,000	120,000	75,960	3,321,984
2009	200,000	331,020	120,000	140,000	64,550	941,936
2008	1,500,000	445,800	220,000	330,000	143,880	2,924,953
2007	800,000	393,800	200,000	330,000	128,580	2,069,512
2006	1,900,000	365,360	240,000	320,000	98,000	3,147,022
2005	978,116	433,988	188,021	203,681	69,994	2,072,303
2004	910,000	628,320	180,000	250,000	94,460	2,260,645
2003	1,490,997	410,182	183,942	182,157	80,586	2,566,212
2002	1,447,207	415,771	150,543	140,824	41,368	2,329,539
2001	2,898,532	482,720	260,758	72,216	41,358	3,984,106
2000	9,491,667	269,394	375,527	95,456	63,046	10,946,337
1999	8,442,344	361,304	397,884	209,313	69,443	9,796,037
1998	5,634,726	303,182	399,749	227,731	70,617	6,937,525