Water Quality in ARECIBO, PR (00612)

EPA violation data for public water systems serving ZIP code 00612.

16

Total Violations

3

Health-Based

13

Monitoring / Reporting

15

Resolved

What does this mean?

15 of 16 violations have been resolved. 3 are health-based violations, meaning contaminant levels exceeded federal safety limits. The remaining 13 are monitoring or reporting violations (missed testing deadlines or late paperwork — not necessarily a water quality issue). Not all violations mean your water is unsafe. The EPA requires reporting even for minor administrative issues.

Water systems: 18 Population served: 130,091

Violations Detail (16 total)

ContaminantCategoryMCL LimitMeasuredDateStatusHealth Effects
Long Term 2 Enhanced Surface Water Treatment RuleHealth-BasedN/AN/AJan 31, 2025ResolvedN/A
NitrateMonitoringN/AN/AJun 30, 2024ResolvedInfants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
NitrateMonitoringN/AN/AJun 30, 2024ResolvedInfants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
NitrateMonitoringN/AN/ADec 31, 2023ResolvedInfants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
NitrateMonitoringN/AN/ADec 31, 2023ResolvedInfants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
NitrateMonitoringN/AN/ADec 31, 2023ResolvedInfants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
NitrateMonitoringN/AN/ADec 31, 2023ResolvedInfants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
Surface Water Treatment RuleMonitoringN/AN/AJan 31, 2023ResolvedN/A
Surface Water Treatment RuleMonitoringN/AN/AJan 31, 2023ResolvedN/A
Interim Enhanced Surface Water Treatment RuleHealth-BasedN/AN/AJul 31, 2022ResolvedN/A

Lead & Copper Levels

Violation Timeline

2025(1)

Long Term 2 Enhanced Surface Water Treatment Rule

42

Jan 31Resolved

2024(2)

Nitrate

03

Jun 30Resolved

Nitrate

03

Jun 30Resolved

How Does This Compare?

ARECIBO (00612) has 16 recorded violations, including 3 health-based. 1 remains unresolved. Consider testing your tap water independently for added peace of mind.

Recommended Water Filters

Based on the contaminants detected in your area, these filter types may help improve your water quality.

Reverse Osmosis System

Highly effective at removing heavy metals, dissolved solids, and a wide range of contaminants. Recommended for homes with lead or arsenic concerns.

Targets:Lead, Copper, Arsenic, Mercury, Cadmium

Look for:NSF/ANSI 58 certified

Always look for filters certified by NSF International for the specific contaminants you want to remove.

Nearby ZIP Codes

Check Another ZIP Code