WaterQ
PR State Report All States
Official Status: March 2026

Is Rio Grande tap water safe to drink?

⚠ Caution Advised
D

Use extra caution — Rio Grande scores 37/100.

Safety Score
37
out of 100

Still not sure if you need a filter in Rio Grande?

Read Decision Guide →

Rio Grande

PR

View PR state report Data updated: Mar 2026

Is Rio Grande tap water safe to drink?

Use extra caution — Rio Grande scores 37/100. This report aggregates EPA drinking water data across 0 local systems in Rio Grande. We found 0 total violations (0 unresolved).

Real-Time Environment

Live: 02:30 PM
0mm Precipitation

☀️ No active precipitation. Rainfall can impact surface water turbidity and pollutant runoff in Rio Grande.

Water Quality Impact

✅ Minimal Impact Localized weather conditions may influence test result variability.

🛡️ Home Water Treatment Needs

Should you invest in filtration or softening for your home in Rio Grande?

Requirement Status
Recommended
🟡
💡

Expert Advice

Given the safety margin, a Carbon Block or sediment filter is recommended to improve taste and remove trace particulates.

Buying a Filter?

Filter or no filter for Rio Grande water? Here's what the data says.

Baby Formula Safety

What new parents in Rio Grande should know about tap water safety.

Homebuyer's Perspective

Water quality is easy to overlook when evaluating a move to Rio Grande, but it can affect plumbing longevity and appliance lifespan. With a score of 37/100, we recommend budgeting for high-quality point-of-entry filtration systems to protect your home's value.

Property Impact: Requires Mitigation

Health & Family Safety

Current records show no major contaminant spikes, making Rio Grande a preferred choice for health-conscious families.

View Health Risk Glossary →

Compliance Record for Rio Grande

0
Violations (5yr)
0
Unresolved
0
Contaminants Tracked
0
Exceeding EPA Limit

Based on EPA SDWIS violation records and contaminant test results for all water systems serving Rio Grande.

Frequently Asked Questions

Is Rio Grande tap water safe to drink?

Use extra caution — Rio Grande scores 37/100.

How many water systems serve Rio Grande?

Rio Grande is served by 0 public water systems in our latest EPA-backed dataset.

How can I check water quality for my exact address in Rio Grande?

Use the WaterQ search tool to look up your ZIP code and view nearby systems, contaminant levels, and recent violations for Rio Grande.

What is the water quality score for Rio Grande?

The water quality score for Rio Grande is 37 out of 100, based on EPA contaminant data, violation history, and testing results for all serving water systems.

What are the top contaminants in Rio Grande?

Current contaminant data for Rio Grande is being updated. Check back soon or search your specific address for the latest results.

Water Quality Score
37/100
Grade
F
Water Systems
1
Population
68,024

Rio Grande Water Quality Summary

Rio Grande, PR receives a water quality score of 37/100 (Grade F) based on EPA Safe Drinking Water Information System (SDWIS) compliance data for 1 public water system serving the area.

Rio Grande's water quality score is below the national average, indicating a history of EPA violations or elevated contaminant levels. Residents are encouraged to check their specific water system report and consider additional filtration.

and below the nationwide average of roughly 78/100 across all U.S. states.

Prospective homebuyers looking at properties in the mid-size city of Rio Grande, Puerto Rico, should carefully evaluate the local drinking water situation, as assessments indicate severe quality issues. Since the community is served by only a single water system, any structural or operational deficiencies within this network can have widespread impacts across the entire municipality. Given the failing health and safety metrics of the local supply, residents may need to rely on alternative water sources for drinking and food preparation to avoid using the tap directly.

Water quality data is sourced from the U.S. EPA SDWIS database and updated quarterly. Learn about our scoring methodology →

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Water Systems Serving Rio Grande (0)

Water system data coming soon for Rio Grande.

Related

Compare Rio Grande water quality: View all states · Contaminant library · How we score water quality