Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
NAVAL BASE GUAM-APRA HARBOR WWTP
1801 S MARINE DR, SANTA RITA, GU, 96915
Parent company: US DEPARTMENT OF DEFENSE
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 | Nitrate compounds (water dissociable; reportable only when in aqueous solution) | Chlorine | Ammonia | Total (lbs) | ||
| 2024 | 194,867 | — | — | 194,867 | ||
| 2023 | 200,518 | — | — | 200,518 | ||
| 2022 | 212,004 | — | — | 212,004 | ||
| 2021 | 234,299 | — | — | 234,299 | ||
| 2020 | 244,483 | — | — | 244,483 | ||
| 2019 | 231,094 | — | — | 231,094 | ||
| 2018 | 232,212 | — | — | 232,212 | ||
| 2017 | 210,629 | — | — | 210,629 | ||
| 2016 | 241,880 | — | — | 241,880 | ||
| 2015 | 223,096 | — | — | 223,096 | ||
| 2014 | 190,298 | — | — | 190,298 | ||
| 2013 | 181,440 | — | — | 181,440 | ||
| 2012 | 217,980 | — | — | 217,980 | ||
| 2011 | 187,910 | — | — | 187,910 | ||
| 2010 | 107,546 | — | — | 107,546 | ||
| 2009 | 116,568 | — | — | 116,568 | ||
| 2008 | 138,217 | — | — | 138,217 | ||
| 2007 | 121,148 | — | — | 121,148 | ||
| 2006 | 76,156 | — | — | 76,156 | ||
| 2005 | 105,364 | — | — | 105,364 | ||
| 2004 | 83,376 | — | — | 83,376 | ||
| 2003 | 71,635 | — | — | 71,635 | ||
| 2002 | 120,232 | — | 4,499 | 124,731 | ||
| 2001 | 125,000 | — | — | 125,000 | ||
| 1996 | — | 3,000 | — | 3,000 | ||
| 1995 | — | 3,100 | — | 3,100 | ||
▎ 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.