Public water system record
Nsbu - Point Hope
Serves Point Hope, North Slope Borough, AK · 881 people served
Federal records show 1 health-based violation and 6 monitoring/reporting issues for Nsbu - Point Hope in the last ten years. The most serious issue in this window was a resolved Haloacetic Acids (HAA5) violation.
System profile
- Health-based violations, last 10 years
- 1
- Resolved
- 1
- Unresolved
- 0
- Any acute record
- No
- Monitoring issues, last 10 years
- 6
Key facts
- Nsbu - Point Hope draws water from 1 surface water intake.
- Highest measured level in the last 10 years: Haloacetic Acids (HAA5), 0.082 mg/L, federal limit 0.06 mg/L (1.4 times the limit), 2016.
- Most recent enforcement action: boil water order by Alaska, May 2025.
- Record on file since 1985, with 50 health-based violations before October 20, 2016.
- Lead pipe inventory: 0 lead and 0 unknown out of 249 service lines.
Check whether Nsbu - Point Hope 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 |
|---|---|---|---|---|
|
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.082 mg/L, federal limit 0.06 mg/L (1.4 times the limit)
|
220 | Oct 1, 2016 | Resolved | No |
Monitoring and reporting issues
Since October 2016Missed tests or reports, not contaminants found above a limit.
| Issue | Start date | Status |
|---|---|---|
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2019 | Resolved |
|
Surface Water Treatment Rule
Monitoring and reporting
|
Dec 1, 2018 | Resolved |
|
Haloacetic Acids (HAA5)
Monitoring and reporting
|
Nov 1, 2018 | Resolved |
|
Total Trihalomethanes (TTHMs)
Monitoring and reporting
|
Nov 1, 2018 | Resolved |
|
Haloacetic Acids (HAA5)
Monitoring and reporting
|
May 1, 2017 | Resolved |
|
Total Trihalomethanes (TTHMs)
Monitoring and reporting
|
May 1, 2017 | Resolved |
Full record since 1985
EPA's records for Nsbu - Point Hope go back to 1985. Before October 20, 2016 they list 50 health-based violations (9 resolved, 41 archived by EPA without a recorded fix) and 187 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1980s | 0 | 18 |
| 1990s | 41 | 82 |
| 2000s | 1 | 61 |
| 2010 to October 19, 2016 | 8 | 26 |
| October 20, 2016 to 2019 | 0 | 6 |
Most recent health-based violation before October 20, 2016: Haloacetic Acids (HAA5), began October 2016, Resolved.
Show all 50 health-based violations before October 20, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.082 mg/L, federal limit 0.06 mg/L (1.4 times the limit)
|
Oct 1, 2016 | Resolved |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.12 mg/L, federal limit 0.08 mg/L (1.5 times the limit)
|
Jul 1, 2016 | Resolved |
|
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.119 mg/L, federal limit 0.06 mg/L (2 times the limit)
|
Jul 1, 2016 | Resolved |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.143 mg/L, federal limit 0.08 mg/L (1.8 times the limit)
|
Apr 1, 2016 | Resolved |
|
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.154 mg/L, federal limit 0.06 mg/L (2.6 times the limit)
|
Apr 1, 2016 | Resolved |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.113 mg/L, federal limit 0.08 mg/L (1.4 times the limit)
|
Jan 1, 2016 | Resolved |
|
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.158 mg/L, federal limit 0.06 mg/L (2.6 times the limit)
|
Jan 1, 2016 | Resolved |
|
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.088 mg/L, federal limit 0.06 mg/L (1.5 times the limit)
|
Oct 1, 2015 | Resolved |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.09 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
|
Apr 1, 2005 | Resolved |
|
Surface Water Treatment Rule
Treatment technique failure
|
May 1, 1999 | Archived |
|
Surface Water Treatment Rule
Treatment technique failure
|
Apr 1, 1999 | Archived |
|
Surface Water Treatment Rule
Treatment technique failure
|
Mar 1, 1999 | Archived |
|
Surface Water Treatment Rule
Treatment technique failure
|
May 1, 1998 | Archived |
|
Surface Water Treatment Rule
Treatment technique failure
|
Apr 1, 1998 | Archived |
|
Surface Water Treatment Rule
Treatment technique failure
|
Mar 1, 1998 | Archived |
|
Surface Water Treatment Rule
Treatment technique failure
|
Feb 1, 1998 | Archived |
|
Surface Water Treatment Rule
Treatment technique failure
|
Jan 1, 1998 | Archived |
|
Surface Water Treatment Rule
Treatment technique failure
|
Oct 1, 1997 | Archived |
|
Surface Water Treatment Rule
Treatment technique failure
|
Jul 1, 1997 | Archived |
|
Surface Water Treatment Rule
Treatment technique failure
|
Jun 1, 1997 | Archived |
|
Surface Water Treatment Rule
Treatment technique failure
|
May 1, 1997 | Archived |
|
Surface Water Treatment Rule
Treatment technique failure
|
Apr 1, 1997 | Archived |
|
Surface Water Treatment Rule
Treatment technique failure
|
Mar 1, 1997 | Archived |
|
Surface Water Treatment Rule
Treatment technique failure
|
Feb 1, 1997 | Archived |
|
Surface Water Treatment Rule
Treatment technique failure
|
Jan 1, 1997 | Archived |
|
Surface Water Treatment Rule
Treatment technique failure
|
Dec 1, 1996 | Archived |
|
Surface Water Treatment Rule
Treatment technique failure
|
Nov 1, 1996 | Archived |
|
Surface Water Treatment Rule
Treatment technique failure
|
Jul 1, 1996 | Archived |
|
Surface Water Treatment Rule
Treatment technique failure
|
Jun 1, 1996 | Archived |
|
Surface Water Treatment Rule
Treatment technique failure
|
May 1, 1996 | Archived |
|
Surface Water Treatment Rule
Treatment technique failure
|
Apr 1, 1996 | Archived |
|
Surface Water Treatment Rule
Treatment technique failure
|
Mar 1, 1996 | Archived |
|
Surface Water Treatment Rule
Treatment technique failure
|
Feb 1, 1996 | Archived |
|
Surface Water Treatment Rule
Treatment technique failure
|
Dec 1, 1995 | Archived |
|
Surface Water Treatment Rule
Treatment technique failure
|
Nov 1, 1995 | Archived |
|
Surface Water Treatment Rule
Treatment technique failure
|
Oct 1, 1995 | Archived |
|
Surface Water Treatment Rule
Treatment technique failure
|
Jul 1, 1995 | Archived |
|
Surface Water Treatment Rule
Treatment technique failure
|
Jun 1, 1995 | Archived |
|
Surface Water Treatment Rule
Treatment technique failure
|
Apr 1, 1995 | Archived |
|
Surface Water Treatment Rule
Treatment technique failure
|
Mar 1, 1995 | Archived |
|
Surface Water Treatment Rule
Treatment technique failure
|
Jan 1, 1995 | Archived |
|
Surface Water Treatment Rule
Treatment technique failure
|
Nov 1, 1994 | Archived |
|
Surface Water Treatment Rule
Treatment technique failure
|
Sep 1, 1994 | Archived |
|
Surface Water Treatment Rule
Treatment technique failure
|
May 1, 1994 | Archived |
|
Surface Water Treatment Rule
Treatment technique failure
|
Feb 1, 1994 | Archived |
|
Surface Water Treatment Rule
Treatment technique failure
|
Jan 1, 1994 | Archived |
|
Surface Water Treatment Rule
Treatment technique failure
|
Dec 1, 1993 | Archived |
|
Surface Water Treatment Rule
Treatment technique failure
|
Nov 1, 1993 | Archived |
|
Surface Water Treatment Rule
Treatment technique failure
|
Oct 1, 1993 | Archived |
|
Surface Water Treatment Rule
Treatment technique failure
|
Sep 1, 1993 | Archived |
Enforcement actions
Alaska regulators issued 11 boil water orders to Nsbu - Point Hope between 2020 and 2025. The most recent was a boil water order in May 2025.
| Date | By | Action | Violations covered |
|---|---|---|---|
| May 26, 2025 | Alaska | Boil water order | 1 violation |
| Apr 16, 2025 | Alaska | Boil water order | 1 violation |
| Apr 12, 2025 | Alaska | Boil water order | 1 violation |
| Apr 13, 2024 | Alaska | Boil water order | 1 violation |
| Jun 7, 2023 | Alaska | Boil water order | 1 violation |
| Feb 27, 2023 | Alaska | Boil water order | 1 violation |
| Feb 9, 2023 | Alaska | Boil water order | 1 violation |
| Jan 6, 2023 | Alaska | Boil water order | 1 violation |
| May 17, 2022 | Alaska | Boil water order | 1 violation |
| Mar 7, 2022 | Alaska | Boil water order | 1 violation |
| Jul 13, 2020 | Alaska | Boil water order | 1 violation |
What the violations mean
Haloacetic Acids (HAA5)
1 incidentHaloacetic acid byproducts exceeded the federal limit
Long-term exposure to HAAs may increase cancer risk
Where the water comes from
Nsbu - Point Hope draws water from 1 surface water intake.
Annual water quality report
Nsbu - Point Hope 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.
Where the state allows it, systems serving fewer than 10,000 people may publish the report in a local newspaper or news site instead of mailing it, and must provide a copy on request.
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 Alaska.
Certified drinking water labs by state EPA guidance for private wells