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Water system · PWSID OH7703812

REX HILL ESTATES, LLC

CROFTON, MD · ~246 people served

Check your exact address → CROFTON overview
100
Excellent
PurityRadar safety score

PWSID

OH7703812

State

Maryland

City

CROFTON

Population served

246

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

40

Violations on record

1

Unaddressed

1

Health-based

34

Enforcement actions

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

Other · EPA contaminant 7000 began Jan 2019 Unaddressed
Other · EPA contaminant 7000 began Jul 2025 Resolved
Other · EPA contaminant 7500 began Aug 2022 Resolved
Other · EPA contaminant 7000 began Jul 2022 Resolved
Monitoring & reporting · Haloacetic acids (HAA5) began Oct 2021 Resolved
Monitoring & reporting · Total trihalomethanes (TTHM) began Apr 2021 Resolved
Monitoring & reporting · Lead & Copper Rule began Dec 2009 Resolved
Monitoring & reporting · EPA contaminant 2983 began Jan 1996 Resolved
Monitoring & reporting · EPA contaminant 2981 began Jan 1996 Resolved
Monitoring & reporting · EPA contaminant 2992 began Jan 1996 Resolved
Monitoring & reporting · EPA contaminant 2976 began Jan 1996 Resolved
Monitoring & reporting · EPA contaminant 2964 began Jan 1996 Resolved

Recent enforcement actions

  • State action · SOX Aug 2025
  • State action · SIA Aug 2025
  • State action · SOX Jan 2023
  • State action · SIF Jan 2023
  • State action · SIA Dec 2022
  • State action · SIA Aug 2022
  • State action · SOX Aug 2022
  • State action · SIF Feb 2022

This profile is built from EPA public records for system OH7703812 — 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.