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Entiat, WA Tap Water Quality 2026

Water quality report for Entiat, WA — PFAS, lead and copper results, violation history and state inspection findings from EPA SDWIS.

A look at Entiat's drinking water using EPA enforcement records: violations, lead and copper results, PFAS sampling and state inspection findings.

Main Utility: Entiat City Of PWSID: WA5323500 Updated: 2026 Q2
✅

No federal limits exceeded on record

Lead was not detected and no violations are open. PFAS has never been sampled at this system.

B

Entiat earns a B for water quality

Graded on violations and lead, with state inspection findings. PFAS not tested.

Lead: not detected
PFAS never sampled at this system
24 violations since 2015, 0 health-based
No violations currently open
Entiat's lead level vs. all Washington community water systems
0 ppb5 ppb10 ppb15 ppb
Lead level: Not detected — 0% of the federal action level
✓ Lower lead than % of Washington utilities
Population Served
1267
~841 connections
Water Source
Groundwater
Drawn from wells — SDWIS source code GW
Active Violations
0
24 since 2015, all resolved

Lead & Copper Testing

Lead (Pb)
90th percentile of tap samples collected across the distribution system
0% of EPA action level
Not detected
Action level: 15 ppb
Lead was not detected at the 90th percentile — the result fell below the laboratory detection limit. That is not the same as an absence of lead in every tap, and older homes with lead service lines can still show higher readings.

Contaminant Violations (2015–Present)

ContaminantTypeMeasuredLimitPeriodStatus
Consumer Confidence Rule OTHER — — 2023 Resolved
Revised Total Coliform Rule MONITORING FAILURE — — 2020 Resolved
1,2,4-Trichlorobenzene MONITORING AND REPORTING — 0.07 mg/L 2020 Resolved
cis-1,2-Dichloroethylene MONITORING AND REPORTING — 0.07 mg/L 2020 Resolved
DICHLOROMETHANE MONITORING AND REPORTING — 0.005 mg/L 2020 Resolved
o-Dichlorobenzene MONITORING AND REPORTING — 0.6 mg/L 2020 Resolved
p-Dichlorobenzene MONITORING AND REPORTING — 0.075 mg/L 2020 Resolved
Vinyl chloride MONITORING AND REPORTING — 0.002 mg/L 2020 Resolved
1,1-Dichloroethylene MONITORING AND REPORTING — 0.007 mg/L 2020 Resolved
trans-1,2-Dichloroethylene MONITORING AND REPORTING — 0.1 mg/L 2020 Resolved
1,2-Dichloroethane MONITORING AND REPORTING — 0.005 mg/L 2020 Resolved
1,1,1-Trichloroethane MONITORING AND REPORTING — 0.2 mg/L 2020 Resolved
Carbon tetrachloride MONITORING AND REPORTING — 0.005 mg/L 2020 Resolved
1,2-Dichloropropane MONITORING AND REPORTING — 0.005 mg/L 2020 Resolved
Trichloroethylene MONITORING AND REPORTING — 0.005 mg/L 2020 Resolved
1,1,2-Trichloroethane MONITORING AND REPORTING — 0.005 mg/L 2020 Resolved
Tetrachloroethylene MONITORING AND REPORTING — 0.005 mg/L 2020 Resolved
CHLOROBENZENE MONITORING AND REPORTING — 0.1 mg/L 2020 Resolved
Benzene MONITORING AND REPORTING — 0.005 mg/L 2020 Resolved
Toluene MONITORING AND REPORTING — 1 mg/L 2020 Resolved
Ethylbenzene MONITORING AND REPORTING — 0.7 mg/L 2020 Resolved
Styrene MONITORING AND REPORTING — 0.1 mg/L 2020 Resolved
TTHM MONITORING AND REPORTING — 0.080 mg/L 2018 Resolved
Total Haloacetic Acids (HAA5) MONITORING AND REPORTING — 0.060 mg/L 2018 Resolved
Understanding violation types MCL violations mean a contaminant exceeded the federal maximum limit — the most serious type.
TT (Treatment Technique) violations mean required treatment procedures weren't followed, but don't necessarily mean contamination occurred.

Violation History

24 violations are on record since 2015, of which 0 were health-based. All have been resolved and none remain open.

About the Main Water System

Utility Entiat City Of
PWSID WA5323500
Water source Groundwater — Drawn from wells — SDWIS source code GW
Population served 1,267
Service connections 841
Systems serving this area 1
Regulator State primacy agency
Data through 2026 Q2 — EPA SDWIS

Frequently Asked Questions

Is Entiat tap water safe to drink? ▼
No federal limit is exceeded on record. No violations are currently open.
Does Entiat water have PFAS? ▼
This system has never been sampled for PFAS. EPA's national monitoring covered systems serving 3,300 people or more, so no results exist — which is not evidence that none is present.
Who supplies water to Entiat? ▼
Entiat City Of (PWSID WA5323500). Groundwater. Drawn from wells — SDWIS source code GW
When was this system last inspected? ▼
It was last inspected on 2021-09-08. No significant deficiencies were recorded.

What Should Entiat Residents Do?

1
Read your annual water report
Your supplier publishes a Consumer Confidence Report each July covering the prior year.
2
Check for a lead service line
Lead reaches tap water mainly through service lines and household plumbing. Suppliers now publish an inventory identifying lead lines.
3
Flush before drinking
If water has sat in pipes more than six hours, run the cold tap for two minutes before drinking or cooking.

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