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Water system · PWSID PR0004314

YAUCO

YAUCO, PR · ~35,618 people served

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

PWSID

PR0004314

State

Puerto Rico

City

YAUCO

Population served

35,618

Primary source

Surface water

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

Latest detections from EPA’s UCMR5 monitoring (through Jul 2024). Levels in parts per trillion (ppt).

PFBA

12 ppt

limit —

No federal limit

PFPeA

3.4 ppt

limit —

No federal limit

Violations & enforcement

115

Violations on record

0

Unaddressed

7

Health-based

50

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Sep 2020. Official EPA record →

Other · EPA contaminant 7000 began Jul 2020 Resolved
Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Apr 2020 Resolved
Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Jan 2020 Resolved
Other · EPA contaminant 7500 began Oct 2019 Resolved
Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Oct 2019 Resolved
Monitoring & reporting · EPA contaminant 3014 began Aug 2019 Resolved
Monitoring & reporting · EPA contaminant 0100 began Aug 2019 Resolved
Monitoring & reporting · EPA contaminant 3015 began Aug 2019 Resolved
Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Jul 2019 Resolved
Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Apr 2019 Resolved
Monitoring & reporting · EPA contaminant 2005 began Jan 2019 Resolved
Monitoring & reporting · EPA contaminant 2034 began Jan 2019 Resolved

Recent enforcement actions

  • State action · SOX Sep 2020
  • State action · SOX Aug 2020
  • State action · SOX Jul 2020
  • State action · SOX Jun 2020
  • State action · SOX Mar 2020
  • State action · SFQ Feb 2020
  • State action · SOX Jan 2020
  • State action · SOX Jan 2020

This profile is built from EPA public records for system PR0004314 — 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.