Northfield, Minnesota: Is the Tap Water Safe to Drink?
2026 EPA water quality data for 17 community water systems serving 24,137+ residents. See violations, PFAS results, lead test results, and safety grades — free.
Is Northfield Tap Water Safe to Drink?
Based on the latest EPA data, Northfield tap water meets all federal drinking water standards. All 17 tested systems have received a safety grade of A or B, with no active health-based violations. 1 system has been tested for PFAS (forever chemicals).
Northfield Water Quality Overview
Northfield, Minnesota is served by 17 community water systems providing water to approximately 24,137 residents. These systems draw from groundwater sources. Northfield water systems have no recorded health-based violations. Including monitoring and reporting violations, there are 8 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 17 water systems in Northfield
Looking for water quality data across the whole state? See our full Minnesota tap water safety report covering Minnesota’s EPA-regulated water systems.
Northfield Drinking Water: Frequently Asked Questions
Is Northfield, Minnesota tap water safe to drink?
Based on the latest EPA data, Northfield tap water meets all federal drinking water standards. All 17 tested systems have received a safety grade of A or B, with no active health-based violations. 1 system has been tested for PFAS (forever chemicals).
How many water utilities serve Northfield, Minnesota?
17 community water systems serve Northfield, Minnesota, providing water to approximately 24,137 people. Different neighborhoods may be served by different utilities. Enter your ZIP code at the top to find your specific provider.
Does Northfield 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 Northfield drinking water?
EPA violation records for Northfield 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 Northfield?
Enter your Northfield 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).