B62/100
Michigan City Tap Water Quality: Is It Safe to Drink? (2026 Report)
Serving 33,996 residents · Indiana
What's In Michigan City'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) | 0.002 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
2
Violations (last 5yr)
1
Unresolved
0
Health-Related
TIER 3Unresolved
Surface water treatment technique failure
TIER 3Resolved
Surface water treatment technique failure
When: July 1, 2024 – October 11, 2024Enforcement: 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
MICHIGAN CITY DEPARTMENT OF WATER WORKS
Population Served
33,996
Water Source
Surface Water
System ID
IN5246020
Frequently Asked Questions About Michigan City Water
Is Michigan City tap water safe to drink?
Michigan City, Indiana tap water receives a grade of B (62/100), which is considered good. 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 Michigan City's water?
Of the 69 contaminants tested in Michigan City'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 Michigan City have any water quality violations?
Yes, Michigan City has 31 EPA violation(s) on record, with the most recent in 2025. Violation types include Other, MCL, MR. 1 of these are health-based violations, which are the most serious category.
Do I need a water filter in Michigan City?
Michigan City 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 Michigan City's tap water come from?
Michigan City's drinking water is sourced from surface water and supplied by MICHIGAN CITY DEPARTMENT OF WATER WORKS. The system serves approximately 33,996 people. Surface water sources include rivers, lakes, and reservoirs.
How often is Michigan City'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. Michigan City'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 Michigan City's water compare to other cities in Indiana?
Michigan City's water quality score of 62/100 earns a grade of B, which is considered good. This is an above-average score compared to many cities nationwide. Visit our Indiana state page to see how all cities in the state compare.
What should I do if I'm concerned about Michigan City's water quality?
If you have concerns about Michigan City'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 (MICHIGAN CITY DEPARTMENT OF WATER WORKS) 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.