Kahlotus, WA Tap Water Quality 2026

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

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

Main Utility: Kahlotus City Of PWSID: WA5337400 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.

Kahlotus 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

56 violations since 2015, 0 health-based

No violations currently open

Kahlotus'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

101

~102 connections

Water Source

Groundwater

Drawn from wells — SDWIS source code GW

Active Violations

56 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)

Contaminant	Type	Measured	Limit	Period	Status
Consumer Confidence Rule	OTHER	—	—	2025	Unaddressed
Consumer Confidence Rule	OTHER	—	—	2024	Resolved
Arsenic	MONITORING AND REPORTING	—	0.010 mg/L	2023–2025	Archived
Barium	MONITORING AND REPORTING	—	2 mg/L	2023–2025	Archived
Cadmium	MONITORING AND REPORTING	—	0.005 mg/L	2023–2025	Archived
Chromium	MONITORING AND REPORTING	—	0.1 mg/L	2023–2025	Archived
CYANIDE	MONITORING AND REPORTING	—	0.2 mg/L	2023–2025	Archived
Fluoride	MONITORING AND REPORTING	—	4.0 mg/L	2023–2025	Archived
Mercury	MONITORING AND REPORTING	—	0.002 mg/L	2023–2025	Archived
Nickel	MONITORING AND REPORTING	—	—	2023–2025	Archived
Nitrite	MONITORING AND REPORTING	—	1 mg/L	2023–2025	Archived
Selenium	MONITORING AND REPORTING	—	0.05 mg/L	2023–2025	Archived
Antimony, Total	MONITORING AND REPORTING	—	0.006 mg/L	2023–2025	Archived
Beryllium, Total	MONITORING AND REPORTING	—	0.004 mg/L	2023–2025	Archived
Thallium, Total	MONITORING AND REPORTING	—	0.002 mg/L	2023–2025	Archived
Revised Total Coliform Rule	MONITORING FAILURE	—	—	2021	Resolved
Revised Total Coliform Rule	MONITORING FAILURE	—	—	2021	Resolved
Nitrate	MONITORING AND REPORTING	—	10 mg/L	2021	Resolved
Revised Total Coliform Rule	MONITORING FAILURE	—	—	2021	Resolved
Revised Total Coliform Rule	MONITORING FAILURE	—	—	2020	Resolved
Revised Total Coliform Rule	MONITORING FAILURE	—	—	2020	Resolved
Revised Total Coliform Rule	MONITORING FAILURE	—	—	2020	Resolved
Revised Total Coliform Rule	MONITORING FAILURE	—	—	2020	Resolved
Revised Total Coliform Rule	MONITORING FAILURE	—	—	2020	Resolved
Revised Total Coliform Rule	MONITORING FAILURE	—	—	2020	Resolved
Revised Total Coliform Rule	MONITORING FAILURE	—	—	2020	Resolved
Arsenic	MONITORING AND REPORTING	—	0.010 mg/L	2020–2022	Archived
Barium	MONITORING AND REPORTING	—	2 mg/L	2020–2022	Archived
Cadmium	MONITORING AND REPORTING	—	0.005 mg/L	2020–2022	Archived
Chromium	MONITORING AND REPORTING	—	0.1 mg/L	2020–2022	Archived
CYANIDE	MONITORING AND REPORTING	—	0.2 mg/L	2020–2022	Archived
Fluoride	MONITORING AND REPORTING	—	4.0 mg/L	2020–2022	Archived
Mercury	MONITORING AND REPORTING	—	0.002 mg/L	2020–2022	Archived
Nickel	MONITORING AND REPORTING	—	—	2020–2022	Archived
Nitrite	MONITORING AND REPORTING	—	1 mg/L	2020–2022	Archived
Selenium	MONITORING AND REPORTING	—	0.05 mg/L	2020–2022	Archived
Antimony, Total	MONITORING AND REPORTING	—	0.006 mg/L	2020–2022	Archived
Beryllium, Total	MONITORING AND REPORTING	—	0.004 mg/L	2020–2022	Archived
Thallium, Total	MONITORING AND REPORTING	—	0.002 mg/L	2020–2022	Archived
Revised Total Coliform Rule	MONITORING FAILURE	—	—	2020	Resolved
Revised Total Coliform Rule	MONITORING FAILURE	—	—	2019	Resolved
Revised Total Coliform Rule	MONITORING FAILURE	—	—	2019	Resolved
Revised Total Coliform Rule	MONITORING FAILURE	—	—	2019	Resolved
Revised Total Coliform Rule	MONITORING FAILURE	—	—	2019	Resolved
Revised Total Coliform Rule	MONITORING FAILURE	—	—	2019	Resolved
Revised Total Coliform Rule	MONITORING FAILURE	—	—	2019	Resolved
Revised Total Coliform Rule	MONITORING FAILURE	—	—	2019	Resolved
Lead and Copper Rule	MONITORING AND REPORTING	—	TT	2019	Resolved
Revised Total Coliform Rule	MONITORING FAILURE	—	—	2018	Resolved
Revised Total Coliform Rule	MONITORING FAILURE	—	—	2018	Resolved
Nitrate	MONITORING AND REPORTING	—	10 mg/L	2018	Resolved
Lead and Copper Rule	MONITORING AND REPORTING	—	TT	2018	Resolved
Consumer Confidence Rule	OTHER	—	—	2017	Resolved
Lead and Copper Rule	MONITORING AND REPORTING	—	TT	2017	Resolved
Coliform (TCR)	MONITORING AND REPORTING	—	5% of samples	2016	Resolved
Coliform (TCR)	MONITORING AND REPORTING	—	5% of samples	2015	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

56 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 Kahlotus City Of

PWSID WA5337400

Water source Groundwater — Drawn from wells — SDWIS source code GW

Population served 101

Service connections 102

Systems serving this area 2

Regulator State primacy agency

Data through 2026 Q2 — EPA SDWIS

Frequently Asked Questions

Is Kahlotus tap water safe to drink? ▼

No federal limit is exceeded on record. No violations are currently open.

Does Kahlotus 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 Kahlotus? ▼

Kahlotus City Of (PWSID WA5337400), one of 2 systems serving this area. Groundwater. Drawn from wells — SDWIS source code GW

When was this system last inspected? ▼

It was last inspected on 2023-06-14. No significant deficiencies were recorded.

What Should Kahlotus Residents Do?

Read your annual water report

Your supplier publishes a Consumer Confidence Report each July covering the prior year.

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.

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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