D33/100
Blair Tap Water Quality: Is It Safe to Drink? (2026 Report)
Serving 1,280 residents · Wisconsin
What's In Blair's Tap Water?
2
Contaminants Tested
1
Exceed EPA Limits
0
Above EPA Goals
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Copper (90th percentile) | 1.94 mg/L | 1.30 mg/L | Over Limit |
EPA Violation History
1
Violation (last 5yr)
0
Unresolved
1
Health-Related
TIER 2Resolved
Violation related to Nitrite
When: May 2, 2021 – June 8, 2021Rule: Stage 1 DBPREnforcement: 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
BLAIR WATERWORKS
Population Served
1,280
Water Source
Groundwater
System ID
WI6620274
Frequently Asked Questions About Blair Water
Is Blair tap water safe to drink?
Blair, Wisconsin tap water receives a grade of D (33/100), which is considered poor. 1 contaminant(s) exceed EPA maximum contaminant levels and 51 violation(s) are on record. Residents should consider using an NSF-certified water filter to reduce contaminant exposure.
What contaminants are in Blair's water?
Of the 2 contaminants tested in Blair's water supply, the most notable include Copper (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 Blair have any water quality violations?
Yes, Blair has 51 EPA violation(s) on record, with the most recent in 2021. Violation types include TT, MR, MCL. 2 of these are health-based violations, which are the most serious category.
Do I need a water filter in Blair?
Based on EPA data, using a water filter in Blair 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 Blair's tap water come from?
Blair's drinking water is sourced from groundwater and supplied by BLAIR WATERWORKS. The system serves approximately 1,280 people. Groundwater is pumped from underground aquifers, which often provides natural filtration.
How often is Blair'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. Blair'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 Blair's water compare to other cities in Wisconsin?
Blair's water quality score of 33/100 earns a grade of D, which is considered poor. 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 Blair's water quality?
If you have concerns about Blair'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 (BLAIR 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.