KOYUKUK SAFEWATER FACILITY
PWSID: AK2360214 · Koyukuk, AK · Serves 85 people
KOYUKUK SAFEWATER FACILITY has 14 health-based violations out of 14 total. Health violations indicate contaminant levels exceeded EPA limits or required treatment was not followed.
KOYUKUK SAFEWATER FACILITY (PWSID AK2360214) is a cws water system drawing from a groundwater source, regulated by the EPA Safe Drinking Water Information System (SDWIS) under the Safe Drinking Water Act. It serves approximately 85 people in Koyukuk, AK, and is subject to primacy enforcement by the Alaska drinking-water program.
The system's federal compliance record contains 14 total violations, with 14 classified as health-based (MCL exceedances or treatment-technique failures). 5 distinct contaminants have been cited, including Fluoride, Total Trihalomethanes (TTHM), Haloacetic Acids (HAA5). Recorded violations span 2011–2018.
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)
- AK2360214
- System Type
- CWS
- Water Source
- Groundwater
- Location
- Koyukuk, AK
- Population Served
- 85
- Health Violations
- Yes (14)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| Fluoride | 6 | 6 |
| Total Trihalomethanes (TTHM) | 3 | 3 |
| Haloacetic Acids (HAA5) | 2 | 2 |
| E. coli | 2 | 2 |
| Combined Radium 226/228 | 1 | 1 |
Violation History (14)
| Contaminant | Health | Date |
|---|---|---|
| Total Trihalomethanes (TTHM) | Yes | Oct 1, 2018 |
| Haloacetic Acids (HAA5) | Yes | Jul 1, 2018 |
| Total Trihalomethanes (TTHM) | Yes | Jul 1, 2018 |
| Haloacetic Acids (HAA5) | Yes | Apr 1, 2018 |
| Total Trihalomethanes (TTHM) | Yes | Apr 1, 2018 |
| E. coli | Yes | Dec 16, 2016 |
| Fluoride | Yes | Jun 25, 2016 |
| E. coli | Yes | Apr 1, 2016 |
| Fluoride | Yes | Jan 1, 2015 |
| Fluoride | Yes | Apr 1, 2014 |
| Fluoride | Yes | Apr 1, 2014 |
| Fluoride | Yes | Dec 6, 2013 |
| Fluoride | Yes | Dec 6, 2013 |
| Combined Radium 226/228 | Yes | Jan 1, 2011 |
Frequently Asked Questions
Is KOYUKUK SAFEWATER FACILITY water safe to drink?
How many people does KOYUKUK SAFEWATER FACILITY serve?
What violations does KOYUKUK SAFEWATER FACILITY have?
What contaminants have been found in KOYUKUK SAFEWATER FACILITY water?
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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.