Facility detail

MAYAGUEZ GAS TURBINES POWER PLANT

MALECON AVE, MAYAGUEZ, PR, 00680

Parent company: PUERTO RICO ELECTRIC POWER AUTHORITY

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	n-Hexane	Polycyclic aromatic compounds	1,2,4-Trimethylbenzene	Mercury compounds	Total (lbs)
2024	—	249	—	—	249
2023	—	162	—	—	162
2022	—	105	—	—	105
2021	—	83	—	—	83
2020	—	113	—	—	113
2019	—	38	—	—	38
2018	—	52	—	—	52
2017	—	59	—	—	59
2016	—	22	—	—	22
2015	—	54	—	—	54
2014	—	70	—	—	70
2013	—	54	—	—	54
2012	—	12	—	—	12
2011	—	37	—	—	37
2010	—	51	—	—	51
2009	—	82	—	—	82
2008	—	43	—	—	43
2007	—	26	—	—	26
2006	—	18	—	—	18
2005	2,273	51	—	—	2,324
2004	10,262	—	—	—	10,262
2003	1,637	—	—	1	1,638
2002	—	—	—	1	1
2001	—	—	—	1	1
2000	—	—	—	1	1
1999	250	—	250	—	500

▎ 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.