MCDONOUGH

MCDONOUGH, GA · ~16,187 people served

Check your exact address → MCDONOUGH overview

Good

PurityRadar safety score

PWSID

GA1510003

State

Georgia

City

MCDONOUGH

Population served

16,187

Primary source

Surface water

Score history

▼ 16 points — the score moved from 100 to 84 on Jun 18, 2026, as newly published EPA data was incorporated.

Jun 18, 2026 · score 100 Jun 18, 2026 · score 84

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 Nov 2025). Levels in parts per trillion (ppt).

PFOS

Perfluorooctanesulfonic acid

5.3 ppt

limit 4 ppt

Above EPA limit · 1.3×

PFBS

4.2 ppt

limit —

No federal limit

PFPeA

3.4 ppt

limit —

No federal limit

PFHxA

3 ppt

limit —

No federal limit

Violations & enforcement

Violations on record

Unaddressed

Health-based

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Nov 2023. Official EPA record →

Monitoring · Lead & Copper Rule began Jul 2023 Resolved

Other · EPA contaminant 7000 began Jul 2012 Resolved

Monitoring & reporting · Thallium began Jan 2011 Resolved

Other · EPA contaminant 7000 began Jul 2006 Resolved

Other · EPA contaminant 7000 began Jul 2003 Resolved

Other · EPA contaminant 7000 began Jul 2002 Resolved

Other · EPA contaminant 7000 began Jul 2001 Resolved

Recent enforcement actions

State action · SIF Nov 2023
State action · SIE Aug 2023
State action · SIA Aug 2023
State action · SOX Aug 2023
State action · SOX Jun 2014
State action · SOX Oct 2012
State action · SII Aug 2012
State action · SO6 Apr 2012

This profile is built from EPA public records for system GA1510003 — 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.