Boise, Idaho Water Quality Report

Comprehensive analysis of tap water safety based on EPA data

Last updated: January 2026

Is Boise's Water Safe to Drink?

Some Concerns. Boise's tap water has some contaminants worth monitoring. Consider a water filter for extra protection. Score: 67/100.

Contaminants Found in Boise's Water

1 contaminants tested • Data from EPA SDWIS database

ContaminantLevel DetectedEPA Limit% of LimitStatus
Lead
0.0020 mg/L
0.015 mg/L
13.3%
Safe

Compliance Violations

Past EPA violations recorded for Boise's water system

monitoring

Contaminant 2005 - 1/1/2014

monitoring

Contaminant 2010 - 1/1/2014

monitoring

Contaminant 2015 - 1/1/2014

monitoring

Contaminant 2020 - 1/1/2014

monitoring

Contaminant 2031 - 1/1/2014

Showing 5 of 26 violations

About Boise's Water System

VEOLIA WATER IDAHO

PWS ID:
ID4010016
Population Served:
264,978
Water Source:
surface
C+67/100

Boise Water Quality Score

Based on EPA contaminant data and compliance records

100
Contaminants
0
Compliance
85
Infrastructure

Areas of Concern

  • 26 unresolved violation(s)

Positive Findings

  • No violations in the past 3 years
  • No health-based (MCL) violations
  • All tested contaminants well below EPA limits
  • Low lead levels detected

Protect Your Family's Water

Even with good water quality, many families choose to filter their water for extra peace of mind.

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Other Cities in Idaho

Compare water quality with nearby cities.

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Frequently Asked Questions

Where does Boise's water come from?
Boise primarily uses surface water sources.
How often is Boise's water tested?
Water utilities are required to test for contaminants regularly and report results to the EPA.
Should I use a water filter in Boise?
While the water meets EPA standards, many families choose filters for extra peace of mind.