F0/100
New London Tap Water Quality: Is It Safe to Drink? (2026 Report)
Serving 2,750 residents · New Hampshire
What's In New London's Tap Water?
32
Contaminants Tested
2
Exceed EPA Limits
0
Above EPA Goals
2 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Copper (90th percentile) | 1.44 mg/L | 1.30 mg/L | Over Limit |
Lead (90th percentile) | 0.030 mg/L | 0.015 mg/L | Over Limit |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2017.
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 LONDON SPRINGFIELD WATER
Population Served
2,750
Water Source
Groundwater
System ID
NH1721010
Frequently Asked Questions About New London Water
Is New London tap water safe to drink?
New London, New Hampshire tap water receives a grade of F (0/100), which is considered failing. 2 contaminant(s) exceed EPA maximum contaminant levels and 89 violation(s) are on record. Residents should consider using an NSF-certified water filter to reduce contaminant exposure.
What contaminants are in New London's water?
Of the 32 contaminants tested in New London's water supply, the most notable include Lead (90th percentile), Copper (90th percentile). 2 contaminant(s) exceed EPA legal limits (MCLs). 2 contaminant(s) exceed EPA health goals (MCLGs), which are non-enforceable targets set at levels with no known health risk.
Does New London have any water quality violations?
Yes, New London has 89 EPA violation(s) on record, with the most recent in 2017. Violation types include RPT, MCL, MR. 13 of these are health-based violations, which are the most serious category.
Do I need a water filter in New London?
Based on EPA data, using a water filter in New London is recommended. 2 contaminant(s) exceed legal limits. An NSF-certified filter — such as a reverse osmosis or activated carbon system — can effectively reduce many common contaminants. Choose a filter certified to remove the specific contaminants found in your area.
Where does New London's tap water come from?
New London's drinking water is sourced from groundwater and supplied by NEW LONDON SPRINGFIELD WATER. The system serves approximately 2,750 people. Groundwater is pumped from underground aquifers, which often provides natural filtration.
How often is New London'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 London'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 London's water compare to other cities in New Hampshire?
New London's water quality score of 0/100 earns a grade of F, which is considered failing. This is a concerning score that suggests significant water quality issues. Visit our New Hampshire state page to see how all cities in the state compare.
What should I do if I'm concerned about New London's water quality?
If you have concerns about New London'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 LONDON SPRINGFIELD WATER) 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.