TOWNSHIP 29 WATER ASSOCIATION

Mt Vernon, WA · ~42 people served

Check your exact address → Mt Vernon overview

100

Excellent

PurityRadar safety score

PWSID

WA5300484

State

Washington

City

Mt Vernon

Population served

Primary source

Groundwater

Score history

No change since tracking began Jun 18, 2026.

Jun 18, 2026 · score 100 Jun 18, 2026 · score 100

2 score updates logged since tracking began Jun 18, 2026. Each future EPA re-score adds a point.

PFAS & contaminant readings

No PFAS detections are on record for this system from EPA’s UCMR5 monitoring (2023–25). Absence of a detection isn’t a guarantee — not every system was sampled, and this dataset doesn’t cover other contaminants.

Violations & enforcement

Violations on record

Unaddressed

Health-based

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Dec 2022. Official EPA record →

Monitoring & reporting · Total trihalomethanes (TTHM) began Jul 2022 Resolved

Monitoring & reporting · Haloacetic acids (HAA5) began Jul 2022 Resolved

Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Jul 2018 Resolved

Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Apr 2018 Resolved

Monitoring & reporting · Total trihalomethanes (TTHM) began Jul 2017 Resolved

Monitoring & reporting · Haloacetic acids (HAA5) began Jul 2017 Resolved

Monitoring & reporting · Haloacetic acids (HAA5) began Jan 2017 Resolved

Monitoring & reporting · Total trihalomethanes (TTHM) began Jan 2017 Resolved

Monitoring & reporting · Haloacetic acids (HAA5) began Jul 2016 Resolved

Monitoring & reporting · Total trihalomethanes (TTHM) began Jul 2016 Resolved

Monitoring & reporting · Haloacetic acids (HAA5) began Apr 2016 Resolved

Monitoring & reporting · Total trihalomethanes (TTHM) began Apr 2016 Resolved

Recent enforcement actions

State action · SOX Dec 2022
State action · SOX Dec 2022
State action · SOX Dec 2018
State action · SOX Nov 2017
State action · SOX Nov 2017
State action · SOX Jun 2017
State action · SOX Jun 2017
State action · SOX Oct 2016

This profile is built from EPA public records for system WA5300484 — SDWIS violations and UCMR5 PFAS sampling. The score is system-level and can’t account for your home’s plumbing (older pipes can add lead at the tap). For health decisions, check your exact address, read the utility’s Consumer Confidence Report, and confirm with your provider.