Chefornak Water System
PWSID: AK2270338
System Details
| Population Served | 513 |
| Service Connections | 7 |
| Water Source | Groundwater |
| System Type | Community Water System |
| Owner | Native American |
| Status | Active |
| City | Chefornak |
| Zip Code | 99561 |
Areas Served
- Chefornak, Bethel Census Area County
Lead & Copper Testing
| Contaminant | Level | EPA Action Level | Status |
|---|
| Lead (90th percentile) | 0.0049 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0035 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0010 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0000 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0000 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0000 mg/L | 0.015 mg/L | Below Action Level |
1 Active Violations
| Contaminant | Violation | Date | Health-Based | Status |
|---|
| | 2023-03-06 | | Open |
Violation History (304 total)
| Contaminant | Violation | Date | Health-Based | Status |
|---|
| | 2025-04-01 | Major | Returned to Compliance |
| | 2025-01-01 | Major | Returned to Compliance |
| | 2025-01-01 | Major | Acknowledged |
| | 2025-01-01 | Major | Returned to Compliance |
| | 2025-01-01 | Major | Acknowledged |
| | 2025-01-01 | Major | Returned to Compliance |
| | 2025-01-01 | Major | Acknowledged |
| | 2025-01-01 | Major | Returned to Compliance |
| | 2025-01-01 | Major | Acknowledged |
| | 2025-01-01 | Major | Returned to Compliance |
| | 2025-01-01 | Major | Acknowledged |
| | 2025-01-01 | Major | Returned to Compliance |
| | 2025-01-01 | Major | Acknowledged |
| | 2025-01-01 | Major | Returned to Compliance |
| | 2025-01-01 | Major | Acknowledged |
| | 2025-01-01 | Major | Returned to Compliance |
| | 2025-01-01 | Major | Acknowledged |
| | 2025-01-01 | Major | Returned to Compliance |
| | 2025-01-01 | Major | Acknowledged |
| | 2025-01-01 | Major | Returned to Compliance |
| | 2025-01-01 | Major | Acknowledged |
| | 2025-01-01 | Major | Returned to Compliance |
| | 2025-01-01 | Major | Acknowledged |
| | 2025-01-01 | Major | Returned to Compliance |
| | 2025-01-01 | Major | Acknowledged |
| | 2025-01-01 | Major | Returned to Compliance |
| | 2025-01-01 | Major | Acknowledged |
| | 2025-01-01 | Major | Returned to Compliance |
| | 2025-01-01 | Major | Acknowledged |
| | 2025-01-01 | Major | Returned to Compliance |
| | 2025-01-01 | Major | Acknowledged |
| | 2025-01-01 | Major | Returned to Compliance |
| | 2025-01-01 | Major | Acknowledged |
| | 2025-01-01 | Major | Returned to Compliance |
| | 2025-01-01 | Major | Acknowledged |
| | 2025-01-01 | Major | Returned to Compliance |
| | 2025-01-01 | Major | Acknowledged |
| | 2025-01-01 | Major | Returned to Compliance |
| | 2025-01-01 | Major | Acknowledged |
| | 2025-01-01 | Major | Returned to Compliance |
| | 2025-01-01 | Major | Acknowledged |
| | 2025-01-01 | Major | Returned to Compliance |
| | 2025-01-01 | Major | Acknowledged |
| | 2025-01-01 | Major | Returned to Compliance |
| | 2025-01-01 | Major | Acknowledged |
| | 2025-01-01 | Major | Returned to Compliance |
| | 2025-01-01 | Major | Acknowledged |
| | 2025-01-01 | Major | Returned to Compliance |
| | 2025-01-01 | Major | Acknowledged |
| | 2025-01-01 | Major | Returned to Compliance |
Showing 50 of 303 historical violations.