Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
GUAM POWER AUTHORITY
322 CABRAS HWY RT 11, PITI, GU, 96915
Parent company: NA
Carcinogen
PBT
— EPA classifications across all reporting years
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 | Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Naphthalene | n-Hexane | 1,2,4-Trimethylbenzene | Polycyclic aromatic compounds | Total (lbs) |
| 2024 | 21,347 | 82 | — | — | 16 | 21,470 |
| 2023 | 15,386 | 67 | — | — | 15 | 15,487 |
| 2022 | 112,012 | 82 | — | — | 26 | 112,121 |
| 2021 | 202,259 | 90 | — | — | 26 | 202,403 |
| 2020 | 223,873 | 93 | — | — | 26 | 225,522 |
| 2019 | 199,555 | 95 | — | — | 26 | 201,206 |
| 2018 | 188,962 | 86 | — | — | 26 | 190,600 |
| 2017 | 203,434 | 88 | — | — | 26 | 205,075 |
| 2016 | 190,932 | 86 | — | — | 26 | 191,070 |
| 2015 | 218,762 | 95 | — | — | 26 | 218,914 |
| 2014 | 246,169 | 84 | — | — | 26 | 246,313 |
| 2013 | 273,227 | 88 | — | — | 26 | 273,377 |
| 2012 | 267,589 | 97 | — | — | 118 | 267,844 |
| 2011 | 237,962 | 90 | 73 | 73 | 485 | 238,719 |
| 2010 | 272,154 | 90 | — | — | 485 | 272,765 |
| 2009 | 262,516 | 126 | — | — | 485 | 263,167 |
| 2008 | — | 122 | — | — | 485 | 607 |
| 2007 | — | 357 | — | — | 483 | 840 |
| 2006 | — | 360 | — | — | 483 | 843 |
| 2005 | — | 359 | — | — | 482 | 841 |
| 2004 | — | 512,654 | 12,584 | 6,100 | 484 | 531,822 |
| 2003 | — | — | — | — | 483 | 483 |
| 2002 | — | — | — | — | 482 | 482 |
| 2001 | — | — | 14,553 | 7,085 | 486 | 22,124 |
▎ 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.