Mishawaka, Indiana Water Quality Report
Water quality data for 2 water systems serving 49,820 people.
Water Source
Detected Contaminants
| Contaminant | Detected Level | EPA Limit (MCL) | Health Guideline | % of Limit | Status |
|---|---|---|---|---|---|
| PFBA | 0.005 | No federal limit | 1000.0 ug/L(EWG) | 0% | Below guideline |
| PFBS | 0.004 | No federal limit | 2000.0 ug/L(EPA Health Advisory) | 0% | Below guideline |
| PFHxS | 0.006 | 0.010 ug/L | 0.001 ug/L(EWG) | 56% | Within limit |
| PFOS | 0.004 | 0.004 ug/L | 0.300 ug/L(EWG) | 105% | Above limit |
| PFPeA | 0.003 | No federal limit | 1000.0 ug/L(EWG) | 0% | Below guideline |
Recommended Water Filters
Based on the contaminants detected in your water supply, these filtration systems are recommended:
Reverse Osmosis (RO)
Reverse osmosis systems remove up to 99% of PFAS compounds. Recommended for homes with detected PFAS.
Up to 99% PFAS removal
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Compliance & Violations
Active Violations (2)
72
Jul 1, 2025
72
Jul 1, 2025
Resolved Violations (299)
3A
Oct 1, 2023 — Oct 31, 2023
3A
Oct 1, 2023 — Oct 31, 2023
3A
Oct 1, 2023 — Oct 31, 2023
3A
Oct 1, 2023 — Oct 31, 2023
72
Jan 1, 2023
+ 294 more resolved violations
Frequently Asked Questions
Is Mishawaka tap water safe to drink?
Mishawaka's water has 1 contaminant detected above EPA limits. While the water is treated, residents may want to consider additional filtration.
What contaminants are in Mishawaka tap water?
5 contaminants have been detected in Mishawaka's water supply across 2 water systems. See the full contaminant table above for details.
How can I improve my water quality in Mishawaka?
Install a water filter rated for the specific contaminants found in Mishawaka's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Mishawaka have any water quality violations?
Yes, Mishawaka currently has 2 active violations. See the violations section above for details.