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WILDERNESS RIDGE COMMUNITY CLUB

PWS ID: WA5396876 · Coupeville, Washington 98239

WILDERNESS RIDGE COMMUNITY CLUB serves 664 people in Coupeville, Washington using Groundwater water sources. It has 50 recorded EPA violations, including 0 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: WILDERNESS RIDGE COMMUNITY CLUB

WILDERNESS RIDGE COMMUNITY CLUB is a private-owned community water system that delivers drinking water to 664 residents in Coupeville, Washington (Snohomish County) through 290 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 50 total violations for this system , of which 0 (0%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 49 monitoring and reporting violations are on file. The most recent violation on record dates to 2023.

The most frequently cited contaminant at this system is Nitrate, recorded in 13 violations (MR). This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.

Across Washington, EPA tracks 4,557 public water systems serving 9,736,844 people, with 314,648 cumulative violations and 20,590 health-based violations on record. About 92% of systems in the state carry at least one violation, and state-wide the average per system is 69 violations. WILDERNESS RIDGE COMMUNITY CLUB's 50 violations sit below the Washington average. Statewide, 98 of 247 UCMR5-tested systems have reported PFAS detections (39.7%). All figures above are sourced directly from EPA SDWIS and UCMR5 public data releases and are updated as EPA publishes new reporting cycles.

Population Served
664
Total Violations
50
Health-Based Violations
0
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
290
County
Snohomish
School/Daycare
No
MCL Violations
0
Monitoring Violations
49
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Nitrate MR 13 2022
Chromium MR 3 2005
Mercury MR 3 2005
Nickel MR 3 2005
Selenium MR 3 2005
Antimony, Total MR 3 2005
Beryllium, Total MR 3 2005
Thallium, Total MR 3 2005
CYANIDE MR 3 2005
Fluoride MR 3 2005
Cadmium MR 3 2005
Barium MR 3 2005
Arsenic MR 1 2020
Revised Total Coliform Rule MON 1 2023
Gross Alpha, Excl. Radon and U MR 1 1979

Verify This Water System

The figures above are aggregated from EPA's public databases. To verify the underlying records — or to file a complaint, request a Consumer Confidence Report, or check current monitoring status — go directly to the federal and state regulators that enforce the Safe Drinking Water Act for WILDERNESS RIDGE COMMUNITY CLUB.

Federal Source of Truth

EPA SDWIS — Federal Reports

EPA's Safe Drinking Water Information System (SDWIS) holds the federal compliance record for every regulated public water system. Open the system-level report by PWS ID:

View PWS ID WA5396876 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Washington Drinking Water Authority

Washington State Department of Health — Office of Drinking Water is the primacy agency that licenses and inspects WILDERNESS RIDGE COMMUNITY CLUB under EPA-delegated authority.

Open WA regulator portal

Source: Washington State Department of Health — Office of Drinking Water

Violation Timeline

Each row links to the EPA SDWIS public record for verification. Cross-reference the contaminant code on EPA's federal report to see violation dates, return-to-compliance status, and enforcement actions.

Year (latest) Contaminant Category Count EPA Record
2023 Revised Total Coliform Rule MON 1 SDWIS / WA5396876 / 8000
2022 Nitrate MR 13 SDWIS / WA5396876 / 1040
2020 Arsenic MR 1 SDWIS / WA5396876 / 1005
2005 Chromium MR 3 SDWIS / WA5396876 / 1020
2005 Mercury MR 3 SDWIS / WA5396876 / 1035
2005 Nickel MR 3 SDWIS / WA5396876 / 1036
2005 Selenium MR 3 SDWIS / WA5396876 / 1045
2005 Antimony, Total MR 3 SDWIS / WA5396876 / 1074
2005 Beryllium, Total MR 3 SDWIS / WA5396876 / 1075
2005 Thallium, Total MR 3 SDWIS / WA5396876 / 1085
2005 CYANIDE MR 3 SDWIS / WA5396876 / 1024
2005 Fluoride MR 3 SDWIS / WA5396876 / 1025
2005 Cadmium MR 3 SDWIS / WA5396876 / 1015
2005 Barium MR 3 SDWIS / WA5396876 / 1010
1979 Gross Alpha, Excl. Radon and U MR 1 SDWIS / WA5396876 / 4000

How WILDERNESS RIDGE COMMUNITY CLUB Compares

Cross-reference this system's record against state averages and the federal MCL framework for context.

Metric WILDERNESS RIDGE COMMUNITY CLUB Washington avg Federal benchmark
Total violations 50 69 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 0 4.5 Indicates a contaminant exceeded a federal MCL
PFAS detection None 39.7% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 664 2,137 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 4,557 regulated public water systems in Washington.

Federal MCL reference — Safe Drinking Water Act thresholds
Contaminant Federal MCL / Action Level Note
Lead 0 mg/L (Action Level: 0.015 mg/L) Lead and Copper Rule treatment technique
Arsenic 0.010 mg/L (10 ppb) Health-based MCL since 2006
Total Coliform Treatment technique (RTCR) Indicator organism, monitoring trigger
PFOA / PFOS (PFAS) 4.0 ppt each (final 2024 rule) Compliance deadline 2029
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is WILDERNESS RIDGE COMMUNITY CLUB water safe to drink?
WILDERNESS RIDGE COMMUNITY CLUB (PWS ID: WA5396876) has 50 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 664 people using Groundwater sources.
How many people does WILDERNESS RIDGE COMMUNITY CLUB serve?
WILDERNESS RIDGE COMMUNITY CLUB serves 664 people in Coupeville, Washington. It is a Private-owned system using Groundwater water sources with 290 service connections.
What type of violations does WILDERNESS RIDGE COMMUNITY CLUB have?
WILDERNESS RIDGE COMMUNITY CLUB has 50 total violations: 0 health-based violations (MCL exceedances or treatment failures), 49 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in WILDERNESS RIDGE COMMUNITY CLUB water?
No PFAS testing data is available for WILDERNESS RIDGE COMMUNITY CLUB under the EPA's UCMR5 monitoring program.
What water source does WILDERNESS RIDGE COMMUNITY CLUB use?
WILDERNESS RIDGE COMMUNITY CLUB uses Groundwater as its primary water source. It is classified as a Community Water System (CWS), serving residential populations year-round.
Where does this data come from?
All data comes from the EPA Safe Drinking Water Information System (SDWIS) and the UCMR5 PFAS monitoring program. SDWIS tracks compliance for all public water systems regulated under the Safe Drinking Water Act.

Explore PlainWater

Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.

Related

Data sourced from $official public datasets. See our methodology for details. Retrieved and formatted by Kiznis Studio Editorial