Illinois Water Quality Report (2026 Guide)

Last updated: March 2026

This Illinois water quality report summarizes risks that matter for your skin and hair, including chlorine, chloramine, heavy metals, and hard-water minerals.

Even when water meets legal standards, many contaminants still exceed stricter health-based guidelines.

Cities We Analyzed in Illinois

• Aurora Water Quality Report
• Chicago Water Quality Report
• Joliet Water Quality Report
• Naperville Water Quality Report
• Rockford Water Quality Report
• Springfield Water Quality Report

How to Protect Your Skin and Hair in Illinois

Use a quality shower filter to reduce chlorine, sediment, and metals before they hit your skin.

Afina Filtered Showerhead ($99) and Afina Shower Filter ($47) are designed for fast install and daily protection.

FAQ

Is Illinois tap water safe?

It may meet legal standards, but local contaminant profiles vary by city and utility. Filtering shower water adds protection.

Can shower water affect hair and skin?

Yes. Chlorine and hard-water minerals are common triggers for dry skin, irritation, and dull or brittle hair.