C59/100
Marysville Tap Water Quality: Is It Safe to Drink? (2026 Report)
Serving 6,813 residents · Indiana
What's In Marysville's Tap Water?
32
Contaminants Tested
2
Exceed EPA Limits
0
Above EPA Goals
2 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Copper (90th percentile) | 1.37 mg/L | 1.30 mg/L | Over Limit |
PFOA | 0.015 µg/L | 0.004 µg/L | Over Limit |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2015.
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
MARYSVILLE OTISCO NABB WATER CORP.
Population Served
6,813
Water Source
Purchased Groundwater
System ID
IN5210006
Frequently Asked Questions About Marysville Water
Is Marysville tap water safe to drink?
Marysville, Indiana tap water receives a grade of C (59/100), which is considered fair. 2 contaminant(s) exceed EPA maximum contaminant levels and 13 violation(s) are on record. Residents should consider using an NSF-certified water filter to reduce contaminant exposure.
What contaminants are in Marysville's water?
Of the 32 contaminants tested in Marysville's water supply, the most notable include PFOA, Copper (90th percentile). 2 contaminant(s) exceed EPA legal limits (MCLs). 2 contaminant(s) exceed EPA health goals (MCLGs), which are non-enforceable targets set at levels with no known health risk.
Does Marysville have any water quality violations?
Yes, Marysville has 13 EPA violation(s) on record, with the most recent in 2015. Violation types include Other, MR, MCL. 3 of these are health-based violations, which are the most serious category.
Do I need a water filter in Marysville?
Based on EPA data, using a water filter in Marysville is recommended. 2 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 Marysville's tap water come from?
Marysville's drinking water is sourced from purchased groundwater and supplied by MARYSVILLE OTISCO NABB WATER CORP.. The system serves approximately 6,813 people. Groundwater is pumped from underground aquifers, which often provides natural filtration.
How often is Marysville'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. Marysville'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 Marysville's water compare to other cities in Indiana?
Marysville's water quality score of 59/100 earns a grade of C, which is considered fair. This is a below-average score that indicates room for improvement. Visit our Indiana state page to see how all cities in the state compare.
What should I do if I'm concerned about Marysville's water quality?
If you have concerns about Marysville'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 (MARYSVILLE OTISCO NABB WATER CORP.) 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.