B79/100
New Haven Tap Water Quality: Is It Safe to Drink? (2026 Report)
Serving 2,000 residents · Missouri
What's In New Haven's Tap Water?
1
Contaminants Tested
0
Exceed EPA Limits
0
Above EPA Goals
EPA Violation History
1
Violation (last 5yr)
1
Unresolved
0
Health-Related
TIER 3Unresolved
Disinfection byproduct treatment technique failure
Understanding violation severity
Tier 1Urgent health risk. Utility must notify all customers within 24 hours.Tier 2Important health or treatment issue. Customers notified within 30 days.Tier 3Administrative or monitoring issue. Reported in the annual water quality report.
Source: EPA Safe Drinking Water Information System (SDWIS) · Updated quarterly
Water Utility Details
NEW HAVEN PWS
Population Served
2,000
Water Source
Groundwater
System ID
MO6010568
Frequently Asked Questions About New Haven Water
Is New Haven tap water safe to drink?
New Haven, Missouri tap water receives a grade of B (79/100), which is considered good. Out of 1 contaminants tested, none exceed EPA maximum contaminant levels (MCLs). While the water meets federal standards, some residents may still choose to use a filter for additional peace of mind.
What contaminants are in New Haven's water?
1 contaminants were tested in New Haven's water supply. No contaminants exceed EPA legal limits (MCLs) or health goals (MCLGs), which is a positive indicator of water quality.
Does New Haven have any water quality violations?
Yes, New Haven has 9 EPA violation(s) on record, with the most recent in 2024. Violation types include Other, MR, MCL. 3 of these are health-based violations, which are the most serious category.
Do I need a water filter in New Haven?
New Haven water meets EPA standards, so a filter is not strictly necessary. However, some residents prefer the added security of a water filter. EPA health goals (MCLGs) are stricter than legal limits and are set at levels with zero expected health risk. All contaminants are within health goals.
Where does New Haven's tap water come from?
New Haven's drinking water is sourced from groundwater and supplied by NEW HAVEN PWS. The system serves approximately 2,000 people. Groundwater is pumped from underground aquifers, which often provides natural filtration.
How often is New Haven's water tested?
Under the Safe Drinking Water Act (SDWA), water utilities are required to regularly test for over 90 contaminants. Testing frequency varies by contaminant — some are tested monthly, others quarterly or annually. New Haven's water systems must report results to the EPA and publish an annual Consumer Confidence Report (CCR). The data on this page reflects the latest available EPA testing data.
How does New Haven's water compare to other cities in Missouri?
New Haven's water quality score of 79/100 earns a grade of B, which is considered good. This is an above-average score compared to many cities nationwide. Visit our Missouri state page to see how all cities in the state compare.
What should I do if I'm concerned about New Haven's water quality?
If you have concerns about New Haven's tap water, consider these steps: (1) Request your utility's annual Consumer Confidence Report for detailed local data. (2) Get your water independently tested through a state-certified laboratory. (3) Consider an NSF-certified water filter rated for the contaminants found in your area. (4) Contact your water utility (NEW HAVEN PWS) with specific questions. (5) Report water quality issues to your state drinking water program or the EPA Safe Drinking Water Hotline at 800-426-4791.