City Water Report

Is Lemont, IL Tap Water Safe?

18,005 residents served·2 utility providers

1 open health violation on record

1 open health-based violation recorded across Lemont's water providers involving Lead.

Overall Water Quality — Lemont

Overall Risk Level

Moderate Concern

No Concern
Low
Moderate
High
Critical

Contaminants detected within limits but elevated. Consider filtration.

Overall rating reflects the worst risk level among all utilities serving Lemont. Individual utility pages have full violation details.

Water Providers in Lemont

The following utilities serve Lemont based on EPA service-area data. Your water bill is the most reliable way to confirm your provider.

Franciscan Sisters of Chicago

safe
IL0310110505 served

Lemont

moderate
IL031162017,500 served1 open health violation

Active Contaminant Violations in Lemont

The following contaminants have exceeded EPA legal limits and remain open in the federal database.

Lead

Data sourced from EPA SDWIS federal compliance database. Violation status reflects the most recent update from EPA. Always verify current water quality with your utility's Consumer Confidence Report or contact them directly.

Lemont Water FAQs

Related Pages

Illinois State Overview

All utilities in IL

Data Sources & Provenance

All data on this page is sourced from official U.S. government or public datasets.

EPA SDWIS — Violation & Compliance Data— Federal drinking water databaseView source
EPA ECHO — Facility ReportsView source
Last updated: 2026-04-21
High Confidence
Annual refresh cycle

Lemont at a Glance

StateIllinois
Utilities2
Population Served18,005
Overall Riskmoderate
Open Health Violations1

Providers

Franciscan Sisters of ChicagoLemont

Service area match is likely but not guaranteed. Your water bill is the most reliable way to confirm your provider.