WaterQ
Iowa State Report All States
Official Status: March 2026

Is Calmar tap water safe to drink?

⚠ Caution Advised
C

Use extra caution — Calmar scores 60/100.

Safety Score
60
out of 100

Still not sure if you need a filter in Calmar?

Read Decision Guide →

Calmar

Iowa

View Iowa state report Verified: Apr 2026

Is Calmar tap water safe to drink?

Use extra caution — Calmar scores 60/100. This report aggregates EPA drinking water data across 0 local systems in Calmar. We found 0 total violations (0 unresolved).

Real-Time Environment

Live: 07:45 PM
0mm Precipitation

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

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 Calmar?

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?

Should you buy a water purifier in Calmar? See our analysis.

Baby Formula Safety

Is Calmar tap water safe for infants? Critical safety guide.

Homebuyer's Perspective

For those looking to relocate to Calmar, water quality is a key factor in long-term property maintenance. With a score of 60/100, 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 Calmar a preferred choice for health-conscious families.

View Health Risk Glossary →

Score Breakdown for Calmar

EPA Compliance & Violations 60/100
Contaminant Safety Margin 60%

*Scores are calculated using weighted EPA monitoring data from the past 5 years.

Frequently Asked Questions

Is Calmar tap water safe to drink?

Use extra caution — Calmar scores 60/100.

How many water systems serve Calmar?

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

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

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

What is the water quality score for Calmar?

The water quality score for Calmar is N/A out of 100, based on EPA contaminant data, violation history, and testing results for all serving water systems.

What are the top contaminants in Calmar?

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

Water Quality Score
60/100
Grade
C
Water Systems
1
Population
1,125

Calmar Water Quality Summary

Calmar, IA receives a water quality score of 60/100 (Grade C) based on EPA Safe Drinking Water Information System (SDWIS) compliance data for 1 public water system serving the area.

Calmar's water quality is near the national average. While most systems meet EPA standards, some violations have been recorded. Residents may wish to review their specific water system's report for contaminant details.

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

Water Systems Serving Calmar (0)

Water system data coming soon for Calmar.

Related

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