Dolton, Illinois: Is the Tap Water Safe to Drink?
2026 EPA water quality data for 1 community water system serving 20,510+ residents. See violations, PFAS results, lead test results, and safety grades — free.
Is Dolton Tap Water Safe to Drink?
Dolton has 1 community water system regulated by the EPA. Each system is required to test for over 90 contaminants and report violations. Check individual reports below for specific safety grades and violation history.
Dolton Water Quality Overview
Dolton, Illinois is served by 1 community water system providing water to approximately 20,510 residents. The system draws from surface water purchased sources. Dolton water systems have no recorded health-based violations. Including monitoring and reporting violations, there are 37 total violations on record.
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All 1 water system in Dolton
Looking for water quality data across the whole state? See our full Illinois tap water safety report covering Illinois’s EPA-regulated water systems.
Dolton Drinking Water: Frequently Asked Questions
Is Dolton, Illinois tap water safe to drink?
Dolton has 1 community water system regulated by the EPA. Each system is required to test for over 90 contaminants and report violations. Check individual reports below for specific safety grades and violation history.
How many water utilities serve Dolton, Illinois?
1 community water system serves Dolton, Illinois, providing water to approximately 20,510 people. Different neighborhoods may be served by different utilities. Enter your ZIP code at the top to find your specific provider.
Does Dolton tap water have lead?
Lead in drinking water typically enters from old pipes and fixtures inside homes and buildings, not from the treatment plant. The EPA requires water systems to monitor for lead under the Lead and Copper Rule. Click any water system above to see its most recent 90th-percentile lead test results. Homes built before 1986 are most likely to have lead plumbing components.
What contaminants have been found in Dolton drinking water?
EPA violation records for Dolton water systems are listed on each utility's report page. Common regulated contaminants include disinfection byproducts (TTHMs, HAA5), coliform bacteria, nitrates, and lead. Click any utility above to see its full violation history going back 10 years.
How do I find out which water company serves my address in Dolton?
Enter your Dolton ZIP code in the search box at the top of this page. ClearWater will identify the specific water system serving your area and show you its EPA violation history, lead test results, and an overall safety grade. You can also check your water bill or your utility's annual Consumer Confidence Report (CCR).