WHIDBEY WEST WATER ASSOC.
PWSID: WA5336314 · Coupeville, WA · Serves 415 people
WHIDBEY WEST WATER ASSOC. has 12 health-based violations out of 12 total. Health violations indicate contaminant levels exceeded EPA limits or required treatment was not followed.
WHIDBEY WEST WATER ASSOC. (PWSID WA5336314) 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 415 people in Coupeville, WA, and is subject to primacy enforcement by the Washington drinking-water program.
The system's federal compliance record contains 12 total violations, with 12 classified as health-based (MCL exceedances or treatment-technique failures). 2 distinct contaminants have been cited, including Total Trihalomethanes (TTHM), Haloacetic Acids (HAA5). Recorded violations span 2019–2024.
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 Washington state drinking-water program's public portal.
System Details
- EPA ID (PWSID)
- WA5336314
- System Type
- CWS
- Water Source
- Groundwater
- Location
- Coupeville, WA
- Population Served
- 415
- Health Violations
- Yes (12)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| Total Trihalomethanes (TTHM) | 7 | 7 |
| Haloacetic Acids (HAA5) | 5 | 5 |
Violation History (12)
| Contaminant | Health | Date |
|---|---|---|
| Total Trihalomethanes (TTHM) | Yes | Apr 1, 2024 |
| Total Trihalomethanes (TTHM) | Yes | Apr 1, 2024 |
| Total Trihalomethanes (TTHM) | Yes | Oct 1, 2021 |
| Haloacetic Acids (HAA5) | Yes | Oct 1, 2021 |
| Total Trihalomethanes (TTHM) | Yes | Jul 1, 2021 |
| Haloacetic Acids (HAA5) | Yes | Jan 1, 2021 |
| Total Trihalomethanes (TTHM) | Yes | Jul 1, 2020 |
| Haloacetic Acids (HAA5) | Yes | Jul 1, 2020 |
| Total Trihalomethanes (TTHM) | Yes | Apr 1, 2020 |
| Total Trihalomethanes (TTHM) | Yes | Oct 1, 2019 |
| Haloacetic Acids (HAA5) | Yes | Oct 1, 2019 |
| Haloacetic Acids (HAA5) | Yes | Jul 1, 2019 |
Frequently Asked Questions
Is WHIDBEY WEST WATER ASSOC. water safe to drink?
How many people does WHIDBEY WEST WATER ASSOC. serve?
What violations does WHIDBEY WEST WATER ASSOC. have?
What contaminants have been found in WHIDBEY WEST WATER ASSOC. 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.