Public water system record
Ofu - Olosega Asg
On record as serving Manu'a District, AS · Serves 270 people
Federal records show 4 health-based violations and 45 monitoring/reporting issues for Ofu - Olosega Asg in the last ten years. The most serious issue in this window was a resolved Revised Total Coliform Rule violation.
System profile
- Health-based violations, last 10 years
- 4
- Resolved
- 4
- Unresolved
- 0
- Any acute record
- No
- Monitoring issues, last 10 years
- 45
Key facts
- Ofu - Olosega Asg draws water from 2 wells.
- Most recent enforcement action: boil water order by American Samoa, September 1988.
- Record on file since 1996, with 11 health-based violations before October 19, 2016.
Check whether Ofu - Olosega Asg serves your address
Health-based violations
Since October 2016Violation data reflects EPA records through March 2026. For the most current status, visit the EPA ECHO database.
| Contaminant | Rule family | Start date | Status | Acute |
|---|---|---|---|---|
|
Revised Total Coliform Rule
Treatment technique failure
|
110 | Jun 1, 2024 | Resolved | No |
|
Groundwater Rule
Treatment technique failure
|
140 | Aug 31, 2015 | Resolved | No |
|
Groundwater Rule
Treatment technique failure
|
140 | May 31, 2015 | Resolved | No |
|
Groundwater Rule
Treatment technique failure
|
140 | Jan 19, 2012 | Resolved | No |
Monitoring and reporting issues
Since October 2016Missed tests or reports, not contaminants found above a limit.
| Issue | Start date | Status |
|---|---|---|
|
Asbestos
Monitoring and reporting
|
Oct 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Asbestos
Monitoring and reporting
|
Jul 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Asbestos
Monitoring and reporting
|
Apr 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Total Trihalomethanes (TTHMs)
Monitoring and reporting
|
Jan 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Haloacetic Acids (HAA5)
Monitoring and reporting
|
Jan 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Chlorine
Monitoring and reporting
|
Jan 1, 2025 | Resolved |
|
Asbestos
Monitoring and reporting
|
Jan 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Nitrate
Monitoring and reporting
|
Jan 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2024 | Resolved |
|
Public Notice
OTHER
|
Jun 1, 2024 | Resolved |
|
Public Notice
OTHER
|
Jun 1, 2024 | Resolved |
|
Chlorine
Monitoring and reporting
|
Apr 1, 2024 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Combined Radium (-226 and -228)
Monitoring and reporting
|
Jan 1, 2024 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Chlorine
Monitoring and reporting
|
Oct 1, 2023 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Combined Radium (-226 and -228)
Monitoring and reporting
|
Oct 1, 2023 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Total Trihalomethanes (TTHMs)
Monitoring and reporting
|
Jan 1, 2023 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Haloacetic Acids (HAA5)
Monitoring and reporting
|
Jan 1, 2023 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Combined Radium (-226 and -228)
Monitoring and reporting
|
Jan 1, 2023 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Nitrate
Monitoring and reporting
|
Jan 1, 2023 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2022 | Resolved |
|
Combined Radium (-226 and -228)
Monitoring and reporting
|
Jul 1, 2022 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2021 | Resolved |
|
Combined Radium (-226 and -228)
Monitoring and reporting
|
Jul 1, 2021 | Resolved |
|
Total Trihalomethanes (TTHMs)
Monitoring and reporting
|
Jan 1, 2021 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Haloacetic Acids (HAA5)
Monitoring and reporting
|
Jan 1, 2021 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Combined Radium (-226 and -228)
Monitoring and reporting
|
Apr 1, 2020 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2019 | Resolved |
|
Combined Radium (-226 and -228)
Monitoring and reporting
|
Jan 1, 2019 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2018 | Resolved |
|
Combined Radium (-226 and -228)
Monitoring and reporting
|
Jul 1, 2018 | Resolved |
|
Combined Radium (-226 and -228)
Monitoring and reporting
|
Apr 1, 2018 | Resolved |
|
Combined Radium (-226 and -228)
Monitoring and reporting
|
Jan 1, 2018 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Dec 1, 2017 | Resolved |
|
E. coli
Monitoring and reporting
|
Nov 1, 2017 | Resolved |
|
Combined Radium (-226 and -228)
Monitoring and reporting
|
Oct 1, 2017 | Resolved |
|
Combined Radium (-226 and -228)
Monitoring and reporting
|
Jul 1, 2017 | Resolved |
|
Total Trihalomethanes (TTHMs)
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
Haloacetic Acids (HAA5)
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
Total Trihalomethanes (TTHMs)
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
Haloacetic Acids (HAA5)
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
Combined Radium (-226 and -228)
Monitoring and reporting
|
Jan 1, 2017 | Resolved |
|
Combined Radium (-226 and -228)
Monitoring and reporting
|
Oct 1, 2016 | Resolved |
|
E. coli
Monitoring and reporting
|
Jul 1, 2016 | Resolved |
|
Total Trihalomethanes (TTHMs)
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
|
Haloacetic Acids (HAA5)
Monitoring and reporting
|
Jan 1, 2016 | Resolved |
Full record since 1996
EPA's records for Ofu - Olosega Asg go back to 1996. Before October 19, 2016 they list 11 health-based violations (11 resolved) and 180 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1990s | 0 | 16 |
| 2000s | 3 | 4 |
| 2010 to October 18, 2016 | 8 | 160 |
| October 19, 2016 to 2019 | 0 | 15 |
| 2020s | 1 | 27 |
Most recent health-based violation before October 19, 2016: Total Coliform, began January 2016, Resolved.
Show all 11 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Total Coliform
Contaminant limit exceeded
|
Jan 1, 2016 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Oct 1, 2015 | Resolved |
|
Groundwater Rule
Treatment technique failure
|
Aug 31, 2015 | Resolved |
|
Groundwater Rule
Treatment technique failure
|
May 31, 2015 | Resolved |
|
Groundwater Rule
Treatment technique failure
|
Jan 19, 2012 | Resolved |
|
Groundwater Rule
Treatment technique failure
|
Jan 1, 2012 | Resolved |
|
Total Coliform (acute)
Contaminant limit exceeded
|
May 1, 2010 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Mar 1, 2010 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Jul 1, 2004 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Apr 1, 2001 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Feb 1, 2001 | Resolved |
Enforcement actions
American Samoa regulators issued 3 boil water orders to Ofu - Olosega Asg between 1985 and 1988. The most recent was a boil water order in September 1988.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Sep 30, 1988 | American Samoa | Boil water order | 1 violation |
| Sep 30, 1986 | American Samoa | Boil water order | 1 violation |
| Sep 30, 1985 | American Samoa | Boil water order | 1 violation |
What the violations mean
Groundwater Rule
3 incidentsThe system did not complete a treatment step or action that the Groundwater Rule requires (a treatment technique violation).
The utility had to notify customers about each of these violations.
Revised Total Coliform Rule
1 incidentThe system did not meet a requirement of the Revised Total Coliform Rule
Coliform and E. coli rules protect against bacteria in the distribution system
Where the water comes from
Ofu - Olosega Asg draws water from 2 wells.
Annual water quality report
Ofu - Olosega Asg must give its customers an annual water quality report (Consumer Confidence Report) by July 1, with the levels its tests found in the previous year.
Systems serving 500 or fewer people may meet the rule by telling customers the report is available on request, so you may need to ask Ofu - Olosega Asg for a copy.
Find a posted report with EPA's Consumer Confidence Report search
Testing your own water
To test the water at your tap, or a private well this record does not cover, use a laboratory certified for drinking water by American Samoa.
Certified drinking water labs by state EPA guidance for private wells