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SUNSET RANCH OWNERS ASSOC

PWS ID: WA5386150 · Eastsound, Washington 98245-8726

SUNSET RANCH OWNERS ASSOC serves 76 people in Eastsound, Washington using Groundwater water sources. It has 108 recorded EPA violations, including 11 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: SUNSET RANCH OWNERS ASSOC

SUNSET RANCH OWNERS ASSOC is a private-owned community water system that delivers drinking water to 76 residents in Eastsound, Washington (San Juan County) through 32 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 108 total violations for this system , of which 11 (10%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 81 monitoring and reporting violations are on file. The most recent violation on record dates to 2025.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 64 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. SUNSET RANCH OWNERS ASSOC's 108 violations sit above 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
76
Total Violations
108
Health-Based Violations
11
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
32
County
San Juan
School/Daycare
No
MCL Violations
11
Monitoring Violations
81
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 64 1999
Coliform (TCR) MCL 11 1997
Lead and Copper Rule MR 8 2004
Consumer Confidence Rule Other 7 2025
Selenium MR 1 1979
Arsenic MR 1 1979
Mercury MR 1 1979
Gross Alpha, Excl. Radon and U MR 1 1979
Nitrate MR 1 1979
Barium MR 1 1979
Chromium MR 1 1979
Fluoride MR 1 1979
Cadmium 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 SUNSET RANCH OWNERS ASSOC.

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 WA5386150 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 SUNSET RANCH OWNERS ASSOC 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
2025 Consumer Confidence Rule Other 7 SDWIS / WA5386150 / 7000
2004 Lead and Copper Rule MR 8 SDWIS / WA5386150 / 5000
1999 Coliform (TCR) MR 64 SDWIS / WA5386150 / 3100
1997 Coliform (TCR) MCL 11 SDWIS / WA5386150 / 3100
1979 Selenium MR 1 SDWIS / WA5386150 / 1045
1979 Arsenic MR 1 SDWIS / WA5386150 / 1005
1979 Mercury MR 1 SDWIS / WA5386150 / 1035
1979 Gross Alpha, Excl. Radon and U MR 1 SDWIS / WA5386150 / 4000
1979 Nitrate MR 1 SDWIS / WA5386150 / 1040
1979 Barium MR 1 SDWIS / WA5386150 / 1010
1979 Chromium MR 1 SDWIS / WA5386150 / 1020
1979 Fluoride MR 1 SDWIS / WA5386150 / 1025
1979 Cadmium MR 1 SDWIS / WA5386150 / 1015

How SUNSET RANCH OWNERS ASSOC Compares

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

Metric SUNSET RANCH OWNERS ASSOC Washington avg Federal benchmark
Total violations 108 69 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 11 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 76 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 SUNSET RANCH OWNERS ASSOC water safe to drink?
SUNSET RANCH OWNERS ASSOC (PWS ID: WA5386150) has 108 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 76 people using Groundwater sources.
How many people does SUNSET RANCH OWNERS ASSOC serve?
SUNSET RANCH OWNERS ASSOC serves 76 people in Eastsound, Washington. It is a Private-owned system using Groundwater water sources with 32 service connections.
What type of violations does SUNSET RANCH OWNERS ASSOC have?
SUNSET RANCH OWNERS ASSOC has 108 total violations: 11 health-based violations (MCL exceedances or treatment failures), 81 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in SUNSET RANCH OWNERS ASSOC water?
No PFAS testing data is available for SUNSET RANCH OWNERS ASSOC under the EPA's UCMR5 monitoring program.
What water source does SUNSET RANCH OWNERS ASSOC use?
SUNSET RANCH OWNERS ASSOC 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.

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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 PlainWater Editorial