EMMONAK WATER SYSTEM
PWSID: AK2270299 · Emmonak, AK · Serves 820 people
EMMONAK WATER SYSTEM has 42 health-based violations out of 42 total. Health violations indicate contaminant levels exceeded EPA limits or required treatment was not followed.
EMMONAK WATER SYSTEM (PWSID AK2270299) is a cws water system drawing from a surface water source, regulated by the EPA Safe Drinking Water Information System (SDWIS) under the Safe Drinking Water Act. It serves approximately 820 people in Emmonak, AK, and is subject to primacy enforcement by the Alaska drinking-water program.
The system's federal compliance record contains 42 total violations, with 42 classified as health-based (MCL exceedances or treatment-technique failures). 4 distinct contaminants have been cited, including Chloroform, Total Trihalomethanes (TTHM), E. coli. Recorded violations span 2016–2024.
A historical violation does not necessarily describe current water quality, systems must notify customers and remediate, and monitoring-type violations often reflect reporting lapses rather than contamination. The most authoritative real-time source is the utility's annual Consumer Confidence Report. For enforcement history and corrective-action orders, consult EPA ECHO and the Alaska state drinking-water program's public portal.
System Details
- EPA ID (PWSID)
- AK2270299
- System Type
- CWS
- Water Source
- Surface Water
- Location
- Emmonak, AK
- Population Served
- 820
- Health Violations
- Yes (42)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| Chloroform | 20 | 20 |
| Total Trihalomethanes (TTHM) | 17 | 17 |
| E. coli | 4 | 4 |
| Gross Alpha | 1 | 1 |
Violation History (42)
| Contaminant | Health | Date |
|---|---|---|
| Gross Alpha | Yes | Oct 17, 2024 |
| Chloroform | Yes | Jul 1, 2023 |
| Chloroform | Yes | Jul 1, 2023 |
| Chloroform | Yes | Jul 1, 2023 |
| Chloroform | Yes | Jul 1, 2023 |
| Total Trihalomethanes (TTHM) | Yes | Jul 1, 2023 |
| Total Trihalomethanes (TTHM) | Yes | Jul 1, 2023 |
| Total Trihalomethanes (TTHM) | Yes | Jul 1, 2023 |
| E. coli | Yes | Jun 24, 2023 |
| Total Trihalomethanes (TTHM) | Yes | Apr 1, 2023 |
| Total Trihalomethanes (TTHM) | Yes | Apr 1, 2023 |
| Total Trihalomethanes (TTHM) | Yes | Apr 1, 2023 |
| Total Trihalomethanes (TTHM) | Yes | Apr 1, 2023 |
| Chloroform | Yes | Apr 1, 2023 |
| Chloroform | Yes | Apr 1, 2023 |
| Chloroform | Yes | Apr 1, 2023 |
| Chloroform | Yes | Jan 1, 2023 |
| Chloroform | Yes | Jan 1, 2023 |
| Chloroform | Yes | Jan 1, 2023 |
| Chloroform | Yes | Jan 1, 2023 |
| Chloroform | Yes | Oct 1, 2022 |
| Chloroform | Yes | Oct 1, 2022 |
| Chloroform | Yes | Oct 1, 2022 |
| Total Trihalomethanes (TTHM) | Yes | Oct 1, 2021 |
| Total Trihalomethanes (TTHM) | Yes | Jul 1, 2021 |
| Chloroform | Yes | Jul 1, 2021 |
| Chloroform | Yes | Jul 1, 2021 |
| Total Trihalomethanes (TTHM) | Yes | Apr 1, 2021 |
| Chloroform | Yes | Apr 1, 2021 |
| Chloroform | Yes | Apr 1, 2021 |
| Chloroform | Yes | Jan 1, 2021 |
| Chloroform | Yes | Jan 1, 2021 |
| Total Trihalomethanes (TTHM) | Yes | Oct 1, 2020 |
| Total Trihalomethanes (TTHM) | Yes | Jul 1, 2020 |
| Total Trihalomethanes (TTHM) | Yes | Jan 1, 2020 |
| E. coli | Yes | Dec 12, 2019 |
| E. coli | Yes | Dec 12, 2019 |
| E. coli | Yes | Dec 12, 2019 |
| Total Trihalomethanes (TTHM) | Yes | Jul 1, 2019 |
| Total Trihalomethanes (TTHM) | Yes | Oct 1, 2016 |
| Total Trihalomethanes (TTHM) | Yes | Jul 1, 2016 |
| Total Trihalomethanes (TTHM) | Yes | Jan 1, 2016 |
Frequently Asked Questions
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About This Data
Water system data is from the EPA Safe Drinking Water Information System (SDWIS). Health-based violations include Maximum Contaminant Level (MCL) and Treatment Technique (TT) violations that may pose a direct risk to public health. Violation records may span multiple years.
Source: U.S. Environmental Protection Agency, SDWIS Federal Reporting Services U.S. Environmental Protection Agency, SDWIS Federal Reporting Services
Read our methodology - how this data is sourced, computed, and verified.