Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
PR-681 KM 0.5, ARECIBO, PR, 00612
Parent company: PUERTO RICO ELECTRIC POWER AUTHORITY
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 | Ammonia | Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | n-Hexane | Copper compounds | Polycyclic aromatic compounds | Total |
|---|---|---|---|---|---|---|
| 2024 | — | — | — | — | 204 | 376 |
| 2023 | — | — | — | — | 168 | 315 |
| 2022 | — | — | — | — | 107 | 200 |
| 2021 | — | — | — | — | 141 | 264 |
| 2020 | — | — | — | — | 142 | 267 |
| 2019 | — | — | — | — | 70 | 70 |
| 2018 | — | — | — | — | 42 | 42 |
| 2017 | — | — | — | — | 96 | 96 |
| 2016 | — | — | — | — | 52 | 52 |
| 2015 | — | — | — | — | 82 | 82 |
| 2014 | — | — | — | — | 56 | 56 |
| 2013 | — | — | — | — | 32 | 32 |
| 2012 | — | — | — | — | 25 | 25 |
| 2011 | — | — | — | — | 64 | 64 |
| 2010 | — | — | — | — | 78 | 78 |
| 2009 | — | — | — | — | 114 | 114 |
| 2008 | — | — | — | — | 190 | 444 |
| 2007 | — | — | — | 15,514 | 477 | 16,627 |
| 2006 | — | — | — | — | 242 | 587 |
| 2005 | — | 465,686 | 11,661 | 11,403 | 351 | 489,738 |
| 2004 | — | — | 13,806 | — | 324 | 14,701 |
| 2003 | — | 27,976 | 10,892 | — | — | 39,172 |
| 2002 | — | 55,663 | 14 | — | — | 55,817 |
| 2001 | 1,918,599 | — | 250 | — | — | 1,919,241 |
| 2000 | 2,990,435 | 61,518 | 250 | — | — | 3,052,469 |
| 1999 | 1,890,655 | 106,224 | 250 | — | — | 1,997,379 |
| 1998 | 781,583 | 92,861 | 5 | — | — | 874,454 |