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Water system · PWSID PR0004374

ARENAS

100
Excellent
PurityRadar safety score

PWSID

PR0004374

State

Puerto Rico

City

GUANICA

Population served

2,019

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

50

Violations on record

0

Unaddressed

0

Health-based

15

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Jul 2022. Official EPA record →

Other · EPA contaminant 7000 began Jul 2022 Resolved
Other · EPA contaminant 7000 began Jul 2020 Resolved
Other · EPA contaminant 7000 began Oct 2018 Resolved
Monitoring & reporting · Lead & Copper Rule began Jan 2016 Resolved
Monitoring & reporting · Haloacetic acids (HAA5) began Jul 2014 Resolved
Monitoring & reporting · Total trihalomethanes (TTHM) began Jul 2014 Resolved
Other · EPA contaminant 7000 began Jul 2014 Resolved
Monitoring & reporting · Lead & Copper Rule began Jul 2012 Resolved
Monitoring & reporting · EPA contaminant 2976 began Oct 2005 Resolved
Monitoring & reporting · EPA contaminant 2982 began Oct 2005 Resolved
Monitoring & reporting · EPA contaminant 2969 began Oct 2005 Resolved
Monitoring & reporting · EPA contaminant 2955 began Oct 2005 Resolved

Recent enforcement actions

  • State action · SOX Jul 2022
  • State action · SOX Aug 2020
  • State action · SOX Aug 2019
  • State action · SFJ Jul 2019
  • State action · SOX Dec 2018
  • State action · SFJ Feb 2016
  • State action · SOX Sep 2015
  • State action · SOX Sep 2015

This profile is built from EPA public records for system PR0004374 — 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.