CHENEGA
PWSID: AK2291952 · Anchorage, AK · Serves 50 people
CHENEGA has 51 health-based violations out of 51 total. Health violations indicate contaminant levels exceeded EPA limits or required treatment was not followed.
CHENEGA (PWSID AK2291952) 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 50 people in Anchorage, AK, and is subject to primacy enforcement by the Alaska drinking-water program.
The system's federal compliance record contains 51 total violations, with 51 classified as health-based (MCL exceedances or treatment-technique failures). 4 distinct contaminants have been cited, including Arsenic, E. coli, Haloacetic Acids (HAA5). Recorded violations span 1995–2024.
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)
- AK2291952
- System Type
- CWS
- Water Source
- Surface Water
- Location
- Anchorage, AK
- Population Served
- 50
- Health Violations
- Yes (51)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| Arsenic | 33 | 33 |
| E. coli | 9 | 9 |
| Haloacetic Acids (HAA5) | 7 | 7 |
| Total Coliform (RTCR) | 2 | 2 |
Violation History (51)
| Contaminant | Health | Date |
|---|---|---|
| Arsenic | Yes | Jun 1, 2024 |
| Arsenic | Yes | Jun 1, 2024 |
| Arsenic | Yes | Jun 1, 2024 |
| Arsenic | Yes | May 1, 2024 |
| Arsenic | Yes | May 1, 2024 |
| Arsenic | Yes | May 1, 2024 |
| Arsenic | Yes | Mar 1, 2024 |
| Arsenic | Yes | Mar 1, 2024 |
| Arsenic | Yes | Mar 1, 2024 |
| Arsenic | Yes | Sep 1, 2023 |
| Arsenic | Yes | Sep 1, 2023 |
| Arsenic | Yes | Sep 1, 2023 |
| Arsenic | Yes | Sep 1, 2023 |
| Arsenic | Yes | Aug 1, 2023 |
| Arsenic | Yes | Aug 1, 2023 |
| Arsenic | Yes | Aug 1, 2023 |
| Arsenic | Yes | Aug 1, 2023 |
| Haloacetic Acids (HAA5) | Yes | Apr 1, 2022 |
| Haloacetic Acids (HAA5) | Yes | Apr 1, 2022 |
| Haloacetic Acids (HAA5) | Yes | Apr 1, 2022 |
| Arsenic | Yes | Jan 1, 2022 |
| Arsenic | Yes | Jan 1, 2022 |
| Haloacetic Acids (HAA5) | Yes | Jan 1, 2022 |
| Haloacetic Acids (HAA5) | Yes | Jan 1, 2022 |
| Arsenic | Yes | Dec 1, 2021 |
| Arsenic | Yes | Dec 1, 2021 |
| Haloacetic Acids (HAA5) | Yes | Oct 1, 2021 |
| Arsenic | Yes | Sep 1, 2021 |
| Arsenic | Yes | Sep 1, 2021 |
| Arsenic | Yes | Aug 1, 2021 |
| Arsenic | Yes | Aug 1, 2021 |
| Arsenic | Yes | Jul 1, 2021 |
| Arsenic | Yes | Jul 1, 2021 |
| Haloacetic Acids (HAA5) | Yes | Jul 1, 2021 |
| Arsenic | Yes | Apr 1, 2021 |
| Arsenic | Yes | Apr 1, 2021 |
| Arsenic | Yes | Jan 1, 2021 |
| Arsenic | Yes | Jan 1, 2021 |
| Arsenic | Yes | Oct 1, 2020 |
| E. coli | Yes | Apr 18, 2019 |
| E. coli | Yes | Apr 18, 2019 |
| E. coli | Yes | Apr 18, 2019 |
| E. coli | Yes | Dec 11, 2018 |
| E. coli | Yes | Oct 1, 2018 |
| E. coli | Yes | Feb 23, 2017 |
| E. coli | Yes | Feb 23, 2017 |
| E. coli | Yes | Oct 7, 2016 |
| E. coli | Yes | Aug 1, 2016 |
| Arsenic | Yes | Sep 1, 2015 |
| Total Coliform (RTCR) | Yes | Sep 1, 2005 |
| Total Coliform (RTCR) | Yes | Jul 1, 1995 |
Frequently Asked Questions
Is CHENEGA water safe to drink?
How many people does CHENEGA serve?
What violations does CHENEGA have?
What contaminants have been found in CHENEGA water?
Nearby Water Systems
Explore More
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.