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Lake Forest Park, WA Tap Water Quality 2026

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

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

Main Utility: North City Water District PWSID: WA5339600 Updated: 2026 Q2
✅

No federal limits exceeded on record

Lead has not been reported for this system and no violations are open. No PFAS was detected.

B

Lake Forest Park earns a B for water quality

Graded on violations and PFAS, with state inspection findings. Lead not reported.

Lead: not reported
PFAS tested, none detected
No violations since 2015
No violations currently open
Lake Forest Park's lead level vs. all Washington community water systems
0 ppb5 ppb10 ppb15 ppb
Lead level: — 0% of the federal action level
✓ Lower lead than % of Washington utilities
Population Served
5990
~12531 connections
Water Source
Surface water
Purchased from another system — SDWIS source code SWP
Active Violations
0
None on record since 2015

Lead & Copper Testing

Lead (Pb)
90th percentile of tap samples collected across the distribution system
0% of EPA action level
Action level: 15 ppb
No lead result has been reported for this system in the current window. That is a gap in state reporting, not a finding of safety.

Contaminant Violations (2015–Present)

✓ No violations on record for this water system.
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

No violations are on record for this system since 2015. EPA records violations for every community water system, so this reflects a clean compliance history rather than missing data.

About the Main Water System

Utility North City Water District
PWSID WA5339600
Water source Surface water — Purchased from another system — SDWIS source code SWP
Population served 5,990
Service connections 12,531
Systems serving this area 5
Regulator State primacy agency
Data through 2026 Q2 — EPA SDWIS

Frequently Asked Questions

Is Lake Forest Park tap water safe to drink? ▼
No federal limit is exceeded on record. No violations are currently open.
Does Lake Forest Park water have PFAS? ▼
It was tested for the six regulated PFAS compounds and none were detected.
Who supplies water to Lake Forest Park? ▼
North City Water District (PWSID WA5339600), one of 5 systems serving this area. Surface water. Purchased from another system — SDWIS source code SWP
When was this system last inspected? ▼
It was last inspected on 2024-03-30. No significant deficiencies were recorded.

What Should Lake Forest Park 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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