B62/100
Ellettsville Tap Water Quality: Is It Safe to Drink? (2026 Report)
Serving 14,500 residents · Indiana
What's In Ellettsville's Tap Water?
69
Contaminants Tested
0
Exceed EPA Limits
1
Above EPA Goals
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
chlorate | 470.00 µg/L | — | Above Goal |
EPA Violation History
1
Violation (last 5yr)
0
Unresolved
0
Health-Related
TIER 3Resolved
Surface water treatment technique failure
When: July 1, 2024 – August 2, 2024Enforcement: 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
ELLETTSVILLE WATER WORKS
Population Served
14,500
Water Source
Purchased Surface Water
System ID
IN5253004
Frequently Asked Questions About Ellettsville Water
Is Ellettsville tap water safe to drink?
Ellettsville, Indiana tap water receives a grade of B (62/100), which is considered good. Out of 69 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 Ellettsville's water?
Of the 69 contaminants tested in Ellettsville's water supply, the most notable include chlorate. 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 Ellettsville have any water quality violations?
Yes, Ellettsville has 11 EPA violation(s) on record, with the most recent in 2024. Violation types include Other, MCL, MR. 6 of these are health-based violations, which are the most serious category.
Do I need a water filter in Ellettsville?
Ellettsville 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 Ellettsville's tap water come from?
Ellettsville's drinking water is sourced from purchased surface water and supplied by ELLETTSVILLE WATER WORKS. The system serves approximately 14,500 people. Surface water sources include rivers, lakes, and reservoirs.
How often is Ellettsville'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. Ellettsville'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 Ellettsville's water compare to other cities in Indiana?
Ellettsville'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 Indiana state page to see how all cities in the state compare.
What should I do if I'm concerned about Ellettsville's water quality?
If you have concerns about Ellettsville'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 (ELLETTSVILLE WATER WORKS) 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.