F11/100
North Prairie Tap Water Quality: Is It Safe to Drink? (2026 Report)
Serving 2,100 residents · Wisconsin
What's In North Prairie's Tap Water?
1
Contaminants Tested
0
Exceed EPA Limits
1
Above EPA Goals
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.003 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
4
Violations (last 5yr)
0
Unresolved
0
Health-Related
TIER 3Resolved
Exceeded the MCL for disinfection byproducts
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: April 1, 2025 – June 30, 2025Enforcement: Resolving — corrective action underway
TIER 3Resolved
Surface water treatment technique failure
When: July 1, 2024 – July 16, 2024Enforcement: Resolving — corrective action underway
TIER 3Resolved
Surface water treatment technique failure
When: July 1, 2024 – July 16, 2024Enforcement: Resolving — corrective action underway
TIER 3Resolved
Monitoring / Reporting Violation
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: January 1, 2024 – July 17, 2024Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
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
PRAIRIE VILLAGE WATER TRUST
Population Served
2,100
Water Source
Groundwater
System ID
WI2680277
Frequently Asked Questions About North Prairie Water
Is North Prairie tap water safe to drink?
North Prairie, Wisconsin tap water receives a grade of F (11/100), which is considered failing. 0 contaminant(s) exceed EPA maximum contaminant levels and 82 violation(s) are on record. Residents should consider using an NSF-certified water filter to reduce contaminant exposure.
What contaminants are in North Prairie's water?
Of the 1 contaminants tested in North Prairie'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 North Prairie have any water quality violations?
Yes, North Prairie has 82 EPA violation(s) on record, with the most recent in 2025. Violation types include MR, Other, TT. 1 of these are health-based violations, which are the most serious category.
Do I need a water filter in North Prairie?
North Prairie 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 North Prairie's tap water come from?
North Prairie's drinking water is sourced from groundwater and supplied by PRAIRIE VILLAGE WATER TRUST. The system serves approximately 2,100 people. Groundwater is pumped from underground aquifers, which often provides natural filtration.
How often is North Prairie'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. North Prairie'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 North Prairie's water compare to other cities in Wisconsin?
North Prairie's water quality score of 11/100 earns a grade of F, which is considered failing. This is a concerning score that suggests significant water quality issues. Visit our Wisconsin state page to see how all cities in the state compare.
What should I do if I'm concerned about North Prairie's water quality?
If you have concerns about North Prairie'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 (PRAIRIE VILLAGE WATER TRUST) 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.