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Water system · PWSID CT0340151

HAWTHORNE TERRACE ASSOC

100
Excellent
PurityRadar safety score

PWSID

CT0340151

State

Connecticut

City

DANBURY

Population served

156

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

68

Violations on record

0

Unaddressed

2

Health-based

70

Enforcement actions

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

Monitoring & reporting · Lead & Copper Rule began Apr 2025 Resolved
Monitoring & reporting · Lead & Copper Rule began Jan 2022 Resolved
Monitoring & reporting · Lead & Copper Rule began Jul 2020 Resolved
Other · EPA contaminant 7000 began Jul 2019 Resolved
Other · EPA contaminant 7000 began Jul 2016 Resolved
Monitoring & reporting · Lead & Copper Rule began Sep 2015 Resolved
Monitoring & reporting · Lead & Copper Rule began Jul 2015 Resolved
Monitoring & reporting · Lead & Copper Rule began Apr 2015 Resolved
Monitoring & reporting · Lead & Copper Rule began Jan 2015 Resolved
Monitoring & reporting · EPA contaminant 2015 began Jan 2015 Resolved
Monitoring & reporting · EPA contaminant 2020 began Jan 2015 Resolved
Monitoring & reporting · EPA contaminant 2005 began Jan 2015 Resolved

Recent enforcement actions

  • State action · SOX Apr 2025
  • State action · SIA Apr 2025
  • State action · SOX Mar 2022
  • State action · SOX Mar 2022
  • State action · SIA Mar 2022
  • State action · SOX Sep 2020
  • State action · SIA Sep 2020
  • State action · SIA Jan 2020

This profile is built from EPA public records for system CT0340151 — 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.