GRAVES CO WATER DIST - SOUTH GRAVES

MAYFIELD, KY · ~1,844 people served

Check your exact address → MAYFIELD overview

100

Excellent

PurityRadar safety score

PWSID

KY0420405

State

Kentucky

City

MAYFIELD

Population served

1,844

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

202

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Jul 2018. Official EPA record →

Other · EPA contaminant 7000 began Jul 2016 Resolved

Other · EPA contaminant 7000 began Jul 2005 Resolved

Monitoring & reporting · Nitrate began Jan 2005 Resolved

Monitoring & reporting · Total trihalomethanes (TTHM) began Jan 2005 Resolved

Monitoring & reporting · Haloacetic acids (HAA5) began Jan 2005 Resolved

Other · EPA contaminant 7000 began Jul 2003 Resolved

Monitoring & reporting · Lead & Copper Rule began Jan 2003 Resolved

Monitoring & reporting · Total coliform began Feb 2000 Resolved

Other · EPA contaminant 7000 began Jan 2000 Resolved

Monitoring & reporting · Nitrate began Jan 1998 Resolved

Recent enforcement actions

State action · SOX Jul 2018
State action · SFJ May 2017
EPA/federal action · EOX Mar 2011
State action · SIF Apr 2007
State action · SIF Apr 2007
State action · SOX Sep 2006
State action · SOX Aug 2006
State action · SIF Jun 2006

Area water-quality monitoring

Environmental monitoring (rivers, wells, intakes) recorded in this system’s service area in the EPA/USGS Water Quality Portal since 2018 — source/ambient water, not finished tap water. Context for the watershed, not a reading from your tap.

ContaminantMedian · max · samples

Nitrate

1 station · latest Aug 2023

0.839 · max 0.839 mg/L · 1

Source: Water Quality Portal (EPA/USGS/state agencies). Values are as-reported and aren’t health thresholds.

This profile is built from EPA public records for system KY0420405 — 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.