Koyuk Public Water System
PWSID: AK2340167
System Details
| Population Served | 277 |
| Service Connections | 82 |
| Water Source | Groundwater Under Influence |
| System Type | Community Water System |
| Owner | Native American |
| Status | Active |
| City | Koyuk |
| Zip Code | 99753 |
Areas Served
- Koyuk, Nome Census Area County
Lead & Copper Testing
| Contaminant | Level | EPA Action Level | Status |
|---|
| Lead (90th percentile) | 0.0062 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0029 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0020 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0020 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0020 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0007 mg/L | 0.015 mg/L | Below Action Level |
1 Active Violations
| Contaminant | Violation | Date | Health-Based | Status |
|---|
| | 2012-06-06 | | Open |
Violation History (187 total)
| Contaminant | Violation | Date | Health-Based | Status |
|---|
| | 2025-07-01 | Major | Returned to Compliance |
| | 2025-07-01 | Major | Returned to Compliance |
| | 2025-07-01 | Major | Returned to Compliance |
| | 2025-05-01 | Major | Returned to Compliance |
| | 2025-05-01 | Major | Returned to Compliance |
| | 2025-05-01 | Major | Returned to Compliance |
| | 2024-11-01 | Major | Returned to Compliance |
| | 2024-11-01 | Major | Returned to Compliance |
| | 2024-11-01 | Major | Returned to Compliance |
| | 2024-10-17 | Yes | Returned to Compliance |
| | 2024-10-17 | | Returned to Compliance |
| | 2024-10-01 | | Returned to Compliance |
| | 2024-10-01 | | Returned to Compliance |
| | 2024-04-01 | Major | Returned to Compliance |
| | 2024-04-01 | Major | Acknowledged |
| | 2024-04-01 | Major | Returned to Compliance |
| | 2024-04-01 | Yes | Returned to Compliance |
| | 2024-04-01 | Yes | Acknowledged |
| | 2024-04-01 | Yes | Returned to Compliance |
| | 2023-07-01 | Major | Returned to Compliance |
| | 2023-07-01 | Major | Returned to Compliance |
| | 2023-07-01 | Major | Returned to Compliance |
| | 2023-07-01 | Major | Returned to Compliance |
| | 2023-07-01 | Major | Returned to Compliance |
| | 2023-07-01 | Major | Returned to Compliance |
| | 2023-07-01 | Major | Returned to Compliance |
| | 2023-07-01 | Major | Returned to Compliance |
| | 2023-07-01 | | Returned to Compliance |
| | 2023-07-01 | | Returned to Compliance |
| | 2023-04-01 | Major | Returned to Compliance |
| | 2023-04-01 | Major | Returned to Compliance |
| | 2023-04-01 | Major | Returned to Compliance |
| | 2023-04-01 | Major | Returned to Compliance |
| | 2023-04-01 | Major | Returned to Compliance |
| | 2023-04-01 | Major | Returned to Compliance |
| | 2023-03-01 | Major | Returned to Compliance |
| | 2023-03-01 | Major | Acknowledged |
| | 2023-03-01 | Major | Returned to Compliance |
| | 2023-03-01 | Major | Returned to Compliance |
| | 2023-03-01 | Major | Returned to Compliance |
| | 2023-03-01 | Major | Acknowledged |
| | 2023-03-01 | Major | Returned to Compliance |
| | 2023-01-01 | Major | Returned to Compliance |
| | 2023-01-01 | Major | Returned to Compliance |
| | 2023-01-01 | Major | Acknowledged |
| | 2023-01-01 | Major | Returned to Compliance |
| | 2022-11-01 | Major | Returned to Compliance |
| | 2022-11-01 | Major | Returned to Compliance |
| | 2022-11-01 | Major | Returned to Compliance |
| | 2022-11-01 | Major | Returned to Compliance |
Showing 50 of 186 historical violations.