A85/100
Arthur Tap Water Quality: Is It Safe to Drink? (2026 Report)
Serving 8,124 residents · Illinois
What's In Arthur's Tap Water?
1
Contaminants Tested
0
Exceed EPA Limits
0
Above EPA Goals
EPA Violation History
2
Violations (last 5yr)
0
Unresolved
0
Health-Related
TIER 3Resolved
Failed Level 2 Assessment under Revised Total Coliform Rule
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: July 1, 2024 – September 30, 2024Rule: Stage 2 DBPREnforcement: Resolving — corrective action underway
TIER 3Resolved
Failed Level 2 Assessment under Revised Total Coliform Rule
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: July 1, 2024 – September 30, 2024Rule: Stage 2 DBPREnforcement: 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
WEST PRAIRIE WATER COMPANY
Population Served
4,800
Water Source
Purchased Groundwater
System ID
IL0410030
LOVINGTON
Population Served
1,024
Water Source
Groundwater
System ID
IL1390250
ARTHUR
Population Served
2,300
Water Source
Groundwater
System ID
IL1394040
Frequently Asked Questions About Arthur Water
Is Arthur tap water safe to drink?
Arthur, Illinois tap water receives a grade of A (85/100), which is considered excellent. Out of 2 contaminants tested, 2 exceed EPA maximum contaminant levels (MCLs) and 2 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 Arthur's water?
Of the 2 contaminants tested in Arthur's water supply, the most notable include Copper (90th percentile), Lead (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 Arthur have any water quality violations?
Yes, Arthur has 16 EPA violation(s) on record, with the most recent in 2024. Violation types include MR, Other, TT. 1 of these are health-based violations, which are the most serious category.
Do I need a water filter in Arthur?
Based on EPA data, using a water filter in Arthur 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 Arthur's tap water come from?
Arthur's drinking water is sourced from purchased groundwater and supplied by WEST PRAIRIE WATER COMPANY and 2 other water system(s). The system serves approximately 8,124 people. Groundwater is pumped from underground aquifers, which often provides natural filtration.
How often is Arthur'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. Arthur'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 Arthur's water compare to other cities in Illinois?
Arthur's water quality score of 85/100 earns a grade of A, which is considered excellent. This places Arthur among the better-performing water systems in Illinois. Visit our Illinois state page to see how all cities in the state compare.
What should I do if I'm concerned about Arthur's water quality?
If you have concerns about Arthur'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 (WEST PRAIRIE WATER COMPANY) 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.