A88/100
Richland Center Tap Water Quality: Is It Safe to Drink? (2026 Report)
Serving 5,100 residents · Wisconsin
What's In Richland Center's Tap Water?
31
Contaminants Tested
0
Exceed EPA Limits
1
Above EPA Goals
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.004 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
2
Violations (last 5yr)
1
Unresolved
1
Health-Related
TIER 2Resolved
Treatment technique violation
When: October 17, 2024 – May 8, 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
RICHLAND CENTER WATERWORKS
Population Served
5,100
Water Source
Groundwater
System ID
WI1530068
Frequently Asked Questions About Richland Center Water
Is Richland Center tap water safe to drink?
Richland Center, Wisconsin tap water receives a grade of A (88/100), which is considered excellent. Out of 31 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 Richland Center's water?
Of the 31 contaminants tested in Richland Center'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 Richland Center have any water quality violations?
Yes, Richland Center has 5 EPA violation(s) on record, with the most recent in 2024. Violation types include TT, Other, MR. 1 of these are health-based violations, which are the most serious category.
Do I need a water filter in Richland Center?
Richland Center 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 Richland Center's tap water come from?
Richland Center's drinking water is sourced from groundwater and supplied by RICHLAND CENTER WATERWORKS. The system serves approximately 5,100 people. Groundwater is pumped from underground aquifers, which often provides natural filtration.
How often is Richland Center'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. Richland Center'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 Richland Center's water compare to other cities in Wisconsin?
Richland Center's water quality score of 88/100 earns a grade of A, which is considered excellent. This places Richland Center 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 Richland Center's water quality?
If you have concerns about Richland Center'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 (RICHLAND CENTER 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.