Aoa ASG
AS — Community Water System — PWSID: AS9710652
System Information
| PWSID | AS9710652 |
| System Name | Aoa ASG |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | State |
| EPA Region | 09 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 14, 1994 |
| Last Reported | Mar 18, 2026 |
Location & Contact
| State | AS |
| City | Pago Pago |
| ZIP Code | 96799 |
| Address | P.O Box PPB |
| Organization | American Samoa Power Authority |
| Phone | 6846991234 |
Population & Service
| Population Served | 344 |
| Service Connections | 73 |
Drinking Water Violations (97)
This water system has 97 violations recorded in the EPA SDWIS database.
| Begin Date | End Date | Contaminant | Category | Health-Based | Major | Measured | Federal MCL | State MCL | Status | Return to Compliance | Rule |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | — | 7 MFL | — | Resolved | Jun 30, 2025 | — | |
| Feb 1, 2025 | — | Other | No | No | — | — | — | Resolved | Mar 3, 2025 | — | |
| Feb 1, 2025 | Feb 28, 2025 | MCL | Yes | No | — | — | — | Resolved | Feb 28, 2025 | — | |
| Jan 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | 4 mrem/yr | — | Archived | Dec 31, 2025 | — | |
| Jan 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | 10 mg/L | — | Archived | Dec 31, 2025 | — | |
| Jan 1, 2025 | Mar 31, 2025 | MR | No | Yes | — | 7 MFL | — | Resolved | Mar 31, 2025 | — | |
| Sep 1, 2023 | Sep 30, 2023 | MCL | Yes | No | — | — | — | Archived | Sep 30, 2023 | — | |
| Sep 1, 2023 | — | Other | No | No | — | — | — | Unaddressed | — | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 10 mg/L | — | Archived | Dec 31, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 0.080 mg/L | — | Archived | Dec 31, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 0.060 mg/L | — | Archived | Dec 31, 2023 | — | |
| Jul 1, 2022 | — | Other | No | No | — | — | — | Resolved | Jun 24, 2025 | — | |
| Jul 1, 2022 | — | Other | No | No | — | — | — | Resolved | Jun 24, 2025 | — | |
| Jul 1, 2021 | — | Other | No | No | — | — | — | Resolved | Jun 24, 2025 | — | |
| Jul 1, 2021 | — | Other | No | No | — | — | — | Resolved | Jun 24, 2025 | — | |
| Jul 1, 2019 | — | Other | No | No | — | — | — | Resolved | Jun 24, 2025 | — | |
| Jul 1, 2019 | — | Other | No | No | — | — | — | Resolved | Jun 24, 2025 | — | |
| Jan 1, 2019 | Jan 31, 2019 | MCL | Yes | No | — | — | — | Resolved | Jan 31, 2019 | — | |
| Jan 1, 2019 | — | MR | No | Yes | — | — | — | Resolved | Jul 12, 2021 | — | |
| Jul 1, 2018 | — | Other | No | No | — | — | — | Resolved | Jun 24, 2025 | — | |
| Jul 1, 2018 | — | Other | No | No | — | — | — | Resolved | Jun 24, 2025 | — | |
| Dec 31, 2017 | — | TT | Yes | No | — | — | — | Resolved | Sep 28, 2021 | — | |
| Dec 31, 2017 | — | TT | Yes | No | — | — | — | Resolved | Sep 28, 2021 | — | |
| Dec 1, 2017 | Dec 31, 2017 | MON | No | Yes | — | — | — | Resolved | Dec 31, 2017 | — | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Dec 31, 2017 | — | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2017 | — | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2017 | — | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Dec 31, 2017 | — | |
| Dec 31, 2016 | — | TT | Yes | No | — | — | — | Resolved | Mar 10, 2017 | — | |
| May 1, 2015 | May 31, 2015 | MCL | Yes | No | — | 5% of samples | — | Resolved | May 31, 2015 | — | |
| Dec 31, 2014 | — | TT | Yes | No | — | — | — | Resolved | Sep 28, 2021 | — | |
| Dec 31, 2014 | — | TT | Yes | No | — | — | — | Resolved | Sep 28, 2021 | — | |
| Dec 31, 2014 | — | TT | Yes | No | — | — | — | Resolved | Sep 28, 2021 | — | |
| Dec 31, 2014 | — | TT | Yes | No | — | — | — | Resolved | Sep 28, 2021 | — | |
| Jul 31, 2014 | — | TT | Yes | No | — | — | — | Resolved | Sep 28, 2021 | — | |
| Jul 31, 2014 | — | TT | Yes | No | — | — | — | Resolved | Sep 28, 2021 | — | |
| Jan 1, 2014 | Mar 31, 2014 | MR | No | Yes | — | 5 pCi/L | — | Resolved | Mar 31, 2014 | — | |
| Jul 1, 2013 | Sep 30, 2013 | MR | No | Yes | — | 5 pCi/L | — | Resolved | Sep 30, 2013 | — | |
| Apr 1, 2013 | Jun 30, 2013 | MR | No | Yes | — | 5 pCi/L | — | Resolved | Jun 30, 2013 | — | |
| Mar 29, 2013 | — | TT | Yes | No | — | — | — | Resolved | Sep 28, 2021 | — | |
| Feb 1, 2013 | Feb 28, 2013 | MR | No | No | — | 5% of samples | — | Resolved | Feb 28, 2013 | — | |
| Jan 1, 2013 | Dec 31, 2013 | MR | No | Yes | — | 1 mg/L | — | Resolved | Dec 31, 2013 | — | |
| Jan 1, 2013 | Mar 31, 2013 | MR | No | Yes | — | 5 pCi/L | — | Resolved | Feb 11, 2013 | — | |
| Nov 1, 2012 | — | MR | No | Yes | — | — | — | Resolved | Sep 6, 2013 | — | |
| Oct 1, 2012 | Dec 31, 2012 | MR | No | Yes | — | 5 pCi/L | — | Resolved | Dec 31, 2012 | — | |
| Oct 1, 2012 | — | MR | No | Yes | — | — | — | Resolved | Sep 6, 2013 | — | |
| Apr 1, 2012 | Jun 30, 2012 | MR | No | Yes | — | 5 pCi/L | — | Resolved | Jun 30, 2012 | — | |
| Apr 1, 2012 | Jun 30, 2012 | MR | No | Yes | — | 4 mrem/yr | — | Resolved | Jun 30, 2012 | — | |
| Apr 1, 2012 | Apr 30, 2012 | MCL | Yes | No | — | 5% of samples | — | Resolved | Apr 30, 2012 | — | |
| Jan 1, 2012 | Dec 31, 2012 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2012 | — |
About This Water System
Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.