Facility detail

PREPA-SOUTH COAST POWER PLANT

PR-127 KM 15.7, GUAYANILLA, PR, 00656

Parent company: PUERTO RICO ELECTRIC POWER AUTHORITY

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	Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)	Nickel compounds	n-Hexane	Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)	Vanadium compounds	Total
2024	222,186	—	—	34,585	—	256,955
2023	227,138	—	—	35,356	—	262,682
2022	209,429	—	—	32,737	—	242,467
2021	—	—	53,990	—	—	54,049
2020	—	—	61,075	—	—	61,075
2019	—	—	61,075	—	—	61,097
2018	—	—	61,075	—	—	61,134
2017	68,269	—	46,216	—	—	114,619
2016	98,226	—	59,096	—	—	157,516
2015	138,310	—	59,107	—	—	197,673
2014	117,070	—	49,896	—	—	167,449
2013	175,176	—	53,720	—	—	228,937
2012	633,382	—	32,320	34,348	—	700,382
2011	897,309	—	—	49,311	—	947,061
2010	917,893	—	—	50,433	—	968,777
2009	997,272	25,114	—	—	—	1,023,280
2008	1,193,818	30,532	—	—	15,052	1,240,415
2007	1,181,682	29,673	—	—	—	1,212,417
2006	1,564,018	28,249	—	—	—	1,593,436
2005	1,698,469	29,818	697	—	—	1,730,137
2004	2,170,834	28,606	—	—	10,715	2,211,093
2003	2,207,212	29,291	582	—	11,031	2,248,687
2002	1,214,483	27,013	—	—	10,104	1,252,376
2001	2,378,249	30,578	250	—	11,429	2,421,624
2000	2,664,452	32,554	250	—	31,912	2,729,722
1999	4,450,427	170,521	250	—	—	4,621,698
1998	3,397,289	108,592	5	—	—	3,505,896
1987	—	—	—	—	—	2,650