CHALK BLUFF WSC

WACO, TX · ~3,852 people served

Check your exact address → WACO overview

100

Excellent

PurityRadar safety score

PWSID

TX1550020

State

Texas

City

WACO

Population served

3,852

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

Latest detections from EPA’s UCMR5 monitoring (through Dec 2023). Levels in parts per trillion (ppt).

Lithium

83,300 ppt

limit —

No federal limit

Violations & enforcement

Violations on record

Unaddressed

Health-based

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Feb 2021. Official EPA record →

Other · EPA contaminant 7500 began Feb 2019 Unaddressed

Monitoring & reporting · Lead & Copper Rule began Dec 2018 Resolved

Monitoring & reporting · Lead & Copper Rule began Oct 2018 Resolved

Monitoring & reporting · EPA contaminant 3014 began Jun 2017 Resolved

Monitoring & reporting · Lead & Copper Rule began Oct 2014 Resolved

Monitoring & reporting · Lead & Copper Rule began Oct 2013 Resolved

Monitoring & reporting · EPA contaminant 0999 began Jan 2013 Resolved

Monitoring & reporting · EPA contaminant 0999 began Oct 2008 Resolved

Recent enforcement actions

State action · SOX Feb 2021
State action · SOX Feb 2020
State action · SIF Jun 2019
State action · SIA Mar 2019
State action · SIA Mar 2019
State action · SOX Feb 2019
State action · SIA Jan 2019
State action · SIE Jan 2019

This profile is built from EPA public records for system TX1550020 — 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.