Hartford, Connecticut: Is the Tap Water Safe to Drink?
2026 EPA water quality data for 19 community water systems serving 393,006+ residents. See violations, PFAS results, lead test results, and safety grades — free.
Is Hartford Tap Water Safe to Drink?
Hartford currently has 3 active health-based violations across 3 of its 19 water systems. Active violations mean affected systems may not meet federal safety standards. Check individual system reports below for details.
Hartford Water Quality Overview
Hartford, Connecticut is served by 19 community water systems providing water to approximately 393,006 residents. These systems draw from groundwater (18), surface water (1) sources. 3 active health-based violations across Hartford water systems require attention. Including monitoring and reporting violations, there are 197 total violations on record.
Find Your Water System
Search by ZIP code to find your exact water provider and see its full EPA report.
All 19 water systems in Hartford
Looking for water quality data across the whole state? See our full Connecticut tap water safety report covering Connecticut’s EPA-regulated water systems.
Hartford Drinking Water: Frequently Asked Questions
Is Hartford, Connecticut tap water safe to drink?
Hartford currently has 3 active health-based violations across 3 of its 19 water systems. Active violations mean affected systems may not meet federal safety standards. Check individual system reports below for details.
How many water utilities serve Hartford, Connecticut?
19 community water systems serve Hartford, Connecticut, providing water to approximately 393,006 people. Different neighborhoods may be served by different utilities. Enter your ZIP code at the top to find your specific provider.
Does Hartford 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 Hartford drinking water?
EPA violation records for Hartford 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 Hartford?
Enter your Hartford 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).