WaterQ
Iowa State Report All States
Official Status: March 2026

Is Newton tap water safe to drink?

✓ Generally Safe
B

Mostly yes — Newton scores 85/100.

Safety Score
85
out of 100

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Newton

Iowa

View Iowa state report Data updated: Mar 2026

Is Newton tap water safe to drink?

Mostly yes — Newton scores 85/100. This report aggregates EPA drinking water data across 3 local systems in Newton. We found 50 total violations (22 unresolved).

🛡️ Home Water Treatment Needs

Should you invest in filtration or softening for your home in Newton?

Requirement Status
Optional
🟢
💡

Expert Advice

Your water quality is excellent. Standard filtration is optional but can further enhance taste.

Buying a Filter?

Evaluation of municipal compliance and household filtration options in Newton.

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Baby Formula Safety

EPA compliance thresholds and pediatric water precautions for Newton.

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Homebuyer's Perspective

Water system history in Newton informs property maintenance and private filtration requirements. The high safety score (85/100) suggests lower risk for plumbing corrosion and appliance scaling.

Property Impact: Positive / Stable

Health & Family Safety

Residents should monitor Lead (90th percentile) levels. Pregnant women and families with young children should consult the specific EPA health goals listed below.

View Health Risk Glossary →

Compliance Record for Newton

50
Violations (5yr)
22
Unresolved
1
Contaminants Tracked
0
Exceeding EPA Limit

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

Frequently Asked Questions

Is Newton tap water safe to drink?

Mostly yes — Newton scores 85/100.

How many water systems serve Newton?

Newton is served by 3 public water systems in our latest EPA-backed dataset.

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

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

What is the water quality score for Newton?

The water quality score for Newton is 85 out of 100, based on EPA contaminant data, violation history, and testing results across the 3 systems serving the city.

What are the top contaminants in Newton?

The top contaminants detected in Newton include Lead (90th percentile). View detailed information on our contaminants page.

Water Quality Score
85/100
Grade
B
Water Systems
3
Population
56,380

Newton Water Quality Summary

Newton, IA receives a water quality score of 85/100 (Grade B) based on EPA Safe Drinking Water Information System (SDWIS) compliance data for 3 public water systems serving the area.

Newton's water quality is above the national average, with strong compliance records and low contaminant levels. Residents generally receive clean, safe tap water that meets EPA standards.

Newton's score of 85 is 13 points above the Iowa state average of 72, and above the nationwide average of roughly 78/100 across all U.S. states.

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

Key Contaminants

Lead (90th percentile)
0.0041 / 0.015 mg/L
0 mg/L MCL: 0.015 mg/L

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Water Systems Serving Newton (3)

Related

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