A100/100
Davis Junction Tap Water Quality: Is It Safe to Drink? (2026 Report)
Serving 2,344 residents · Illinois
What's In Davis Junction's Tap Water?
1
Contaminants Tested
0
Exceed EPA Limits
0
Above EPA Goals
EPA Violation History
No violations in the past 5 years
This system has a clean compliance history.
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
DAVIS JUNCTION
Population Served
2,344
Water Source
Groundwater
System ID
IL1410030
Frequently Asked Questions About Davis Junction Water
Is Davis Junction tap water safe to drink?
Davis Junction, Illinois tap water receives a grade of A (100/100), which is considered excellent. Out of 1 contaminants tested, none exceed EPA maximum contaminant levels (MCLs). While the water meets federal standards, some residents may still choose to use a filter for additional peace of mind.
What contaminants are in Davis Junction's water?
1 contaminants were tested in Davis Junction's water supply. No contaminants exceed EPA legal limits (MCLs) or health goals (MCLGs), which is a positive indicator of water quality.
Does Davis Junction have any water quality violations?
No, Davis Junction has zero EPA violations on record. This means the water utility has consistently met all federal drinking water standards during the compliance periods tracked by the EPA.
Do I need a water filter in Davis Junction?
Davis Junction 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 Davis Junction's tap water come from?
Davis Junction's drinking water is sourced from groundwater and supplied by DAVIS JUNCTION. The system serves approximately 2,344 people. Groundwater is pumped from underground aquifers, which often provides natural filtration.
How often is Davis Junction'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. Davis Junction'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 Davis Junction's water compare to other cities in Illinois?
Davis Junction's water quality score of 100/100 earns a grade of A, which is considered excellent. This places Davis Junction 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 Davis Junction's water quality?
If you have concerns about Davis Junction'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 (DAVIS JUNCTION) 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.