A83/100
Neenah Tap Water Quality: Is It Safe to Drink? (2026 Report)
Serving 56,433 residents · Wisconsin
What's In Neenah's Tap Water?
69
Contaminants Tested
0
Exceed EPA Limits
1
Above EPA Goals
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.010 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2013.
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
NEENAH WATERWORKS
Population Served
27,506
Water Source
Surface Water
System ID
WI4710348
FOX CROSSING UTILITIES WEST
Population Served
18,000
Water Source
Groundwater
System ID
WI4710358
FOX CROSSING UTILITIES EAST
Population Served
10,927
Water Source
Purchased Surface Water
System ID
WI4710453
Frequently Asked Questions About Neenah Water
Is Neenah tap water safe to drink?
Neenah, Wisconsin tap water receives a grade of A (83/100), which is considered excellent. Out of 69 contaminants tested, none exceed EPA maximum contaminant levels (MCLs) and 1 exceed health guidelines (MCLGs). While the water meets federal standards, some residents may still choose to use a filter for additional peace of mind.
What contaminants are in Neenah's water?
Of the 69 contaminants tested in Neenah's water supply, the most notable include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 contaminant(s) exceed EPA health goals (MCLGs), which are non-enforceable targets set at levels with no known health risk.
Does Neenah have any water quality violations?
Yes, Neenah has 18 EPA violation(s) on record, with the most recent in 2024. Violation types include TT, Other, MCL. 6 of these are health-based violations, which are the most serious category.
Do I need a water filter in Neenah?
Neenah 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. 1 contaminant(s) exceed these stricter goals.
Where does Neenah's tap water come from?
Neenah's drinking water is sourced from surface water and supplied by NEENAH WATERWORKS and 2 other water system(s). The system serves approximately 56,433 people. Surface water sources include rivers, lakes, and reservoirs.
How often is Neenah'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. Neenah'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 Neenah's water compare to other cities in Wisconsin?
Neenah's water quality score of 83/100 earns a grade of A, which is considered excellent. This places Neenah among the better-performing water systems in Wisconsin. Visit our Wisconsin state page to see how all cities in the state compare.
What should I do if I'm concerned about Neenah's water quality?
If you have concerns about Neenah'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 (NEENAH WATERWORKS) 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.