Ofu - Olosega ASG
PWSID: AS9430546 · Pago Pago, AS · Serves 270 people
Ofu - Olosega ASG has 21 health-based violations out of 21 total. Health violations indicate contaminant levels exceeded EPA limits or required treatment was not followed.
Ofu - Olosega ASG (PWSID AS9430546) is a cws water system drawing from a groundwater source, regulated by the EPA Safe Drinking Water Information System (SDWIS) under the Safe Drinking Water Act. It serves approximately 270 people in Pago Pago, AS, and is subject to primacy enforcement by the American Samoa drinking-water program.
The system's federal compliance record contains 21 total violations, with 21 classified as health-based (MCL exceedances or treatment-technique failures). 3 distinct contaminants have been cited, including Fluoride, Total Coliform (RTCR), E. coli. Recorded violations span 2012–2024.
A historical violation does not necessarily describe current water quality, systems must notify customers and remediate, and monitoring-type violations often reflect reporting lapses rather than contamination. The most authoritative real-time source is the utility's annual Consumer Confidence Report. For enforcement history and corrective-action orders, consult EPA ECHO and the American Samoa state drinking-water program's public portal.
System Details
- EPA ID (PWSID)
- AS9430546
- System Type
- CWS
- Water Source
- Groundwater
- Location
- Pago Pago, AS
- Population Served
- 270
- Health Violations
- Yes (21)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| Fluoride | 11 | 11 |
| Total Coliform (RTCR) | 7 | 7 |
| E. coli | 3 | 3 |
Violation History (21)
| Contaminant | Health | Date |
|---|---|---|
| E. coli | Yes | Jun 1, 2024 |
| E. coli | Yes | Jun 1, 2024 |
| E. coli | Yes | Jun 1, 2024 |
| Total Coliform (RTCR) | Yes | Jan 1, 2016 |
| Total Coliform (RTCR) | Yes | Jan 1, 2016 |
| Total Coliform (RTCR) | Yes | Jan 1, 2016 |
| Total Coliform (RTCR) | Yes | Jan 1, 2016 |
| Total Coliform (RTCR) | Yes | Oct 1, 2015 |
| Total Coliform (RTCR) | Yes | Oct 1, 2015 |
| Total Coliform (RTCR) | Yes | Oct 1, 2015 |
| Fluoride | Yes | Aug 31, 2015 |
| Fluoride | Yes | Aug 31, 2015 |
| Fluoride | Yes | Aug 31, 2015 |
| Fluoride | Yes | May 31, 2015 |
| Fluoride | Yes | May 31, 2015 |
| Fluoride | Yes | May 31, 2015 |
| Fluoride | Yes | May 31, 2015 |
| Fluoride | Yes | Jan 19, 2012 |
| Fluoride | Yes | Jan 19, 2012 |
| Fluoride | Yes | Jan 19, 2012 |
| Fluoride | Yes | Jan 1, 2012 |
Frequently Asked Questions
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About This Data
Water system data is from the EPA Safe Drinking Water Information System (SDWIS). Health-based violations include Maximum Contaminant Level (MCL) and Treatment Technique (TT) violations that may pose a direct risk to public health. Violation records may span multiple years.
Source: U.S. Environmental Protection Agency, SDWIS Federal Reporting Services U.S. Environmental Protection Agency, SDWIS Federal Reporting Services
Read our methodology - how this data is sourced, computed, and verified.