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LAFFERTYS SOUTHSHORE WATER SYSTEM

PWS ID: WA5343529 · Chelan, Washington 98816

LAFFERTYS SOUTHSHORE WATER SYSTEM serves 218 people in Chelan, Washington using Surface Water water sources. It has 29 recorded EPA violations, including 26 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: LAFFERTYS SOUTHSHORE WATER SYSTEM

LAFFERTYS SOUTHSHORE WATER SYSTEM is a private-owned transient non-community water system that delivers drinking water to 218 residents in Chelan, Washington (Chelan County) through 74 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 29 total violations for this system , of which 26 (90%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 3 monitoring and reporting violations are on file. The most recent violation on record dates to 2008.

The most frequently cited contaminant at this system is Surface Water Treatment Rule, recorded in 25 violations (TT, health-based). 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. LAFFERTYS SOUTHSHORE WATER SYSTEM's 29 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
218
Total Violations
29
Health-Based Violations
26
Water Source
Surface Water

System Details

System Type
Transient Non-Community
Owner Type
Private
Connections
74
County
Chelan
School/Daycare
No
MCL Violations
1
Monitoring Violations
3
Treatment Tech Violations
25

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Surface Water Treatment Rule TT 25 2008
Surface Water Treatment Rule MR 2 2007
Coliform (TCR) MR 1 1996
Coliform (TCR) MCL 1 2004

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 LAFFERTYS SOUTHSHORE WATER SYSTEM.

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 WA5343529 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 LAFFERTYS SOUTHSHORE WATER SYSTEM 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
2008 Surface Water Treatment Rule TT 25 SDWIS / WA5343529 / 0200
2007 Surface Water Treatment Rule MR 2 SDWIS / WA5343529 / 0200
2004 Coliform (TCR) MCL 1 SDWIS / WA5343529 / 3100
1996 Coliform (TCR) MR 1 SDWIS / WA5343529 / 3100

How LAFFERTYS SOUTHSHORE WATER SYSTEM Compares

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

Metric LAFFERTYS SOUTHSHORE WATER SYSTEM Washington avg Federal benchmark
Total violations 29 69 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 26 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 218 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 LAFFERTYS SOUTHSHORE WATER SYSTEM water safe to drink?
LAFFERTYS SOUTHSHORE WATER SYSTEM (PWS ID: WA5343529) has 29 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 218 people using Surface Water sources.
How many people does LAFFERTYS SOUTHSHORE WATER SYSTEM serve?
LAFFERTYS SOUTHSHORE WATER SYSTEM serves 218 people in Chelan, Washington. It is a Private-owned system using Surface Water water sources with 74 service connections.
What type of violations does LAFFERTYS SOUTHSHORE WATER SYSTEM have?
LAFFERTYS SOUTHSHORE WATER SYSTEM has 29 total violations: 26 health-based violations (MCL exceedances or treatment failures), 3 monitoring/reporting violations, and 25 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in LAFFERTYS SOUTHSHORE WATER SYSTEM water?
No PFAS testing data is available for LAFFERTYS SOUTHSHORE WATER SYSTEM under the EPA's UCMR5 monitoring program.
What water source does LAFFERTYS SOUTHSHORE WATER SYSTEM use?
LAFFERTYS SOUTHSHORE WATER SYSTEM uses Surface Water as its primary water source. It is classified as a Transient Non-Community Water System, serving transient populations.
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