Princeton, New Jersey: Is the Tap Water Safe to Drink?
2026 EPA water quality data for 14 community water systems serving 2,553+ residents. See violations, PFAS results, lead test results, and safety grades — free.
Is Princeton Tap Water Safe to Drink?
Princeton has 14 community water systems. 13 of 14 graded systems meet all EPA standards (grade A or B), while 1 has recorded violations. No active health-based violations are currently open. Check individual system reports below for specifics.
Princeton Water Quality Overview
Princeton, New Jersey is served by 14 community water systems providing water to approximately 2,553 residents. These systems draw from groundwater sources. Princeton water systems have recorded 32 health-based violations in their history, though none are currently active. Including monitoring and reporting violations, there are 450 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 14 water systems in Princeton
Looking for water quality data across the whole state? See our full New Jersey tap water safety report covering New Jersey’s EPA-regulated water systems.
Princeton Drinking Water: Frequently Asked Questions
Is Princeton, New Jersey tap water safe to drink?
Princeton has 14 community water systems. 13 of 14 graded systems meet all EPA standards (grade A or B), while 1 has recorded violations. No active health-based violations are currently open. Check individual system reports below for specifics.
How many water utilities serve Princeton, New Jersey?
14 community water systems serve Princeton, New Jersey, providing water to approximately 2,553 people. Different neighborhoods may be served by different utilities. Enter your ZIP code at the top to find your specific provider.
Does Princeton 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 Princeton drinking water?
EPA violation records for Princeton 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 Princeton?
Enter your Princeton 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).