D34/100
Adrian Tap Water Quality: Is It Safe to Drink? (2026 Report)
Serving 4,325 residents · Missouri
What's In Adrian's Tap Water?
1
Contaminants Tested
0
Exceed EPA Limits
0
Above EPA Goals
EPA Violation History
1
Violation (last 5yr)
0
Unresolved
0
Health-Related
TIER 3Resolved
Surface water treatment technique failure
When: July 1, 2021 – December 6, 2021Enforcement: 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
ADRIAN PWS
Population Served
1,635
Water Source
Surface Water
System ID
MO1010001
BATES COUNTY PWSD 5
Population Served
2,690
Water Source
Purchased Surface Water
System ID
MO1024034
Frequently Asked Questions About Adrian Water
Is Adrian tap water safe to drink?
Adrian, Missouri tap water receives a grade of D (34/100), which is considered poor. 0 contaminant(s) exceed EPA maximum contaminant levels and 76 violation(s) are on record. Residents should consider using an NSF-certified water filter to reduce contaminant exposure.
What contaminants are in Adrian's water?
8 contaminants were tested in Adrian's water supply. No contaminants exceed EPA legal limits (MCLs) or health goals (MCLGs), which is a positive indicator of water quality.
Does Adrian have any water quality violations?
Yes, Adrian has 76 EPA violation(s) on record, with the most recent in 2025. Violation types include MR, MON, MCL. 31 of these are health-based violations, which are the most serious category.
Do I need a water filter in Adrian?
Adrian 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. All contaminants are within health goals.
Where does Adrian's tap water come from?
Adrian's drinking water is sourced from surface water and supplied by ADRIAN PWS and 1 other water system(s). The system serves approximately 4,325 people. Surface water sources include rivers, lakes, and reservoirs.
How often is Adrian'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. Adrian'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 Adrian's water compare to other cities in Missouri?
Adrian's water quality score of 34/100 earns a grade of D, which is considered poor. This is a concerning score that suggests significant water quality issues. Visit our Missouri state page to see how all cities in the state compare.
What should I do if I'm concerned about Adrian's water quality?
If you have concerns about Adrian'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 (ADRIAN PWS) 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.