A92/100
Dyer Tap Water Quality: Is It Safe to Drink? (2026 Report)
Serving 16,800 residents · Indiana
What's In Dyer'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 |
|---|---|---|---|
Lead (90th percentile) | 0.008 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2018.
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
DYER WATER DEPARTMENT
Population Served
16,800
Water Source
Purchased Surface Water
System ID
IN5245011
Frequently Asked Questions About Dyer Water
Is Dyer tap water safe to drink?
Dyer, Indiana tap water receives a grade of A (92/100), which is considered excellent. 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 Dyer's water?
Of the 69 contaminants tested in Dyer's water supply, the most notable include Lead (90th percentile). 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 Dyer have any water quality violations?
Yes, Dyer has 5 EPA violation(s) on record, with the most recent in 2018. Violation types include MON, MR, Other. None of these are classified as health-based violations.
Do I need a water filter in Dyer?
Dyer 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 Dyer's tap water come from?
Dyer's drinking water is sourced from purchased surface water and supplied by DYER WATER DEPARTMENT. The system serves approximately 16,800 people. Surface water sources include rivers, lakes, and reservoirs.
How often is Dyer'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. Dyer'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 Dyer's water compare to other cities in Indiana?
Dyer's water quality score of 92/100 earns a grade of A, which is considered excellent. This places Dyer among the better-performing water systems in Indiana. Visit our Indiana state page to see how all cities in the state compare.
What should I do if I'm concerned about Dyer's water quality?
If you have concerns about Dyer'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 (DYER WATER DEPARTMENT) 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.