B62/100
Greenville Tap Water Quality: Is It Safe to Drink? (2026 Report)
Serving 11,340 residents · Wisconsin
What's In Greenville'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) | 0.007 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2011.
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
GREENVILLE UTILITIES VIL OF
Population Served
11,340
Water Source
Groundwater
System ID
WI4450278
Frequently Asked Questions About Greenville Water
Is Greenville tap water safe to drink?
Greenville, Wisconsin tap water receives a grade of B (62/100), which is considered good. 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 Greenville's water?
Of the 31 contaminants tested in Greenville'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 Greenville have any water quality violations?
Yes, Greenville has 31 EPA violation(s) on record, with the most recent in 2011. Violation types include Other, MR, TT. 1 of these are health-based violations, which are the most serious category.
Do I need a water filter in Greenville?
Greenville 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 Greenville's tap water come from?
Greenville's drinking water is sourced from groundwater and supplied by GREENVILLE UTILITIES VIL OF. The system serves approximately 11,340 people. Groundwater is pumped from underground aquifers, which often provides natural filtration.
How often is Greenville'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. Greenville'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 Greenville's water compare to other cities in Wisconsin?
Greenville's water quality score of 62/100 earns a grade of B, which is considered good. This is an above-average score compared to many cities nationwide. Visit our Wisconsin state page to see how all cities in the state compare.
What should I do if I'm concerned about Greenville's water quality?
If you have concerns about Greenville'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 (GREENVILLE UTILITIES VIL OF) 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.