C46/100
Mineral Point Tap Water Quality: Is It Safe to Drink? (2026 Report)
Serving 2,487 residents · Wisconsin
What's In Mineral Point's Tap Water?
1
Contaminants Tested
1
Exceed EPA Limits
0
Above EPA Goals
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.037 mg/L | 0.015 mg/L | Over Limit |
EPA Violation History
3
Violations (last 5yr)
1
Unresolved
2
Health-Related
TIER 2Resolved
Other non-health-based violation
When: December 11, 2024 – January 16, 2025Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 2Resolved
Treatment technique violation
When: October 17, 2024 – March 20, 2025Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
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
MINERAL POINT WATERWORKS
Population Served
2,487
Water Source
Groundwater
System ID
WI1250084
Frequently Asked Questions About Mineral Point Water
Is Mineral Point tap water safe to drink?
Mineral Point, Wisconsin tap water receives a grade of C (46/100), which is considered fair. 1 contaminant(s) exceed EPA maximum contaminant levels and 30 violation(s) are on record. Residents should consider using an NSF-certified water filter to reduce contaminant exposure.
What contaminants are in Mineral Point's water?
Of the 1 contaminants tested in Mineral Point's water supply, the most notable include Lead (90th percentile). 1 contaminant(s) exceed EPA legal limits (MCLs). 1 contaminant(s) exceed EPA health goals (MCLGs), which are non-enforceable targets set at levels with no known health risk.
Does Mineral Point have any water quality violations?
Yes, Mineral Point has 30 EPA violation(s) on record, with the most recent in 2024. Violation types include TT, Other, MR. 4 of these are health-based violations, which are the most serious category.
Do I need a water filter in Mineral Point?
Based on EPA data, using a water filter in Mineral Point is recommended. 1 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 Mineral Point's tap water come from?
Mineral Point's drinking water is sourced from groundwater and supplied by MINERAL POINT WATERWORKS. The system serves approximately 2,487 people. Groundwater is pumped from underground aquifers, which often provides natural filtration.
How often is Mineral Point'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. Mineral Point'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 Mineral Point's water compare to other cities in Wisconsin?
Mineral Point's water quality score of 46/100 earns a grade of C, which is considered fair. This is a below-average score that indicates room for improvement. Visit our Wisconsin state page to see how all cities in the state compare.
What should I do if I'm concerned about Mineral Point's water quality?
If you have concerns about Mineral Point'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 (MINERAL POINT 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.