PlainWater

VALLEY HIGH PARK

PWS ID: WA5390976 · Coupeville, Washington 98239

Population Served
141
Total Violations
21
Health-Based Violations
3
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
47
County
Island
School/Daycare
No
MCL Violations
3
Monitoring Violations
14
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MCL 3 1992
Lead and Copper Rule MR 2 2019
Nitrate MR 2 2022
Selenium MR 1 1979
Fluoride MR 1 1979
Barium MR 1 1979
Gross Alpha, Excl. Radon and U MR 1 1979
Cadmium MR 1 1979
TTHM MR 1 2021
Mercury MR 1 1979
Total Haloacetic Acids (HAA5) MR 1 2021
Chromium MR 1 1979
Arsenic MR 1 1979
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.