# Chignik Lake Water System: health-based drinking water violation (revised total coliform rule) in Chignik Lake, AK

**Score:** 60/100

| Field | Value |
|---|---|
| Water system | Chignik Lake Water System |
| PWSID | AK2261096 |
| System type | Community water system |
| Owner type | Tribal Government |
| Population served | 200 |
| Location | Chignik Lake, AK |
| Contaminant | Revised Total Coliform Rule |
| Rule group | Microbial (coliform, E. coli, treatment technique) |
| Compliance period | 2026-06-09 |
| Status | Open |
| Public notice tier | 2 |

## Why this score
- Not yet returned to compliance.
- Community water system.

Source: U.S. EPA Safe Drinking Water Information System (SDWIS) via Envirofacts and EPA ECHO (https://echo.epa.gov/detailed-facility-report?fid=110012960108). Last refreshed: 2026-11-04T06:06:47.254Z.
From EPA SDWIS federal data, which lags state records by up to a quarter. A violation is a regulatory finding about a water system, not a statement about current water quality. Verify with the state drinking water program.