CLWSC CANYON LAKE SHORES

CANYON LAKE, TX · ~44,196 people served

Check your exact address → CANYON LAKE overview

100

Excellent

PurityRadar safety score

PWSID

TX0460019

State

Texas

City

CANYON LAKE

Population served

44,196

Primary source

Surface water

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

Latest detections from EPA’s UCMR5 monitoring (through Jul 2025). Levels in parts per trillion (ppt).

Lithium

13,900 ppt

limit —

No federal limit

PFBA

7.1 ppt

limit —

No federal limit

Violations & enforcement

Violations on record

Unaddressed

Health-based

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Oct 2025. Official EPA record →

Other · EPA contaminant 7500 began Dec 2025 Resolved

Treatment technique · EPA contaminant 0300 health-based began Jul 2025 Resolved

Monitoring & reporting · Total trihalomethanes (TTHM) began Feb 2025 Resolved

Monitoring · Lead & Copper Rule began Oct 2024 Resolved

Monitoring · Lead & Copper Rule began Oct 2021 Resolved

Monitoring & reporting · EPA contaminant 0200 began Feb 2021 Resolved

Monitoring & reporting · EPA contaminant 2046 began Jan 2021 Resolved

Monitoring & reporting · EPA contaminant 2047 began Jan 2021 Resolved

Monitoring & reporting · EPA contaminant 2036 began Jan 2021 Resolved

Monitoring & reporting · EPA contaminant 2043 began Jan 2021 Resolved

Monitoring & reporting · EPA contaminant 2044 began Jan 2021 Resolved

Recent enforcement actions

State action · SIF Oct 2025
State action · SIA Oct 2025
State action · SIA Oct 2025
State action · SOX Sep 2025
State action · SOX Sep 2025
State action · SIE Jul 2025
State action · SIF Jul 2025
State action · SFH Jul 2025

This profile is built from EPA public records for system TX0460019 — 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.