WaterQ
Idaho State Report All States
Official Status: March 2026

Is Ammon tap water safe to drink?

✓ Generally Safe
B

Mostly yes — Ammon scores 81/100.

Safety Score
81
out of 100

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Ammon

Idaho

View Idaho state report Data updated: Mar 2026

Is Ammon tap water safe to drink?

Mostly yes — Ammon scores 81/100. This report aggregates EPA drinking water data across 1 local system in Ammon. We found 418 total violations (99 unresolved).

Real-Time Environment

Live: 02:30 PM
0mm Precipitation

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

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 Ammon?

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?

Filtration technologies matched to Ammon contaminant records.

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Baby Formula Safety

Guidance on preparing infant formula using municipal tap water in Ammon.

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Homebuyer's Perspective

Municipal water quality in Ammon directly influences pipe corrosion rates and home filtration needs. The high safety score (81/100) 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 Ammon

418
Violations (5yr)
99
Unresolved
1
Contaminants Tracked
0
Exceeding EPA Limit

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

Frequently Asked Questions

Is Ammon tap water safe to drink?

Mostly yes — Ammon scores 81/100.

How many water systems serve Ammon?

Ammon is served by 1 public water system in our latest EPA-backed dataset.

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

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

What is the water quality score for Ammon?

The water quality score for Ammon is 81 out of 100, based on EPA contaminant data, violation history, and testing results across the 1 system serving the city.

What are the top contaminants in Ammon?

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

Water Quality Score
81/100
Grade
B
Water Systems
1
Population
17,338

Ammon Water Quality Summary

Ammon, ID receives a water quality score of 81/100 (Grade B) based on EPA Safe Drinking Water Information System (SDWIS) compliance data for 1 public water system serving the area.

Ammon'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.

Ammon's score of 81 is 1 point above the Idaho state average of 80, 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 Idaho water quality rankings report →

Key Contaminants

Lead (90th percentile)
0.001 / 0.015 mg/L
0 mg/L MCL: 0.015 mg/L

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Water Systems Serving Ammon (1)

Related

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