Madison, New Jersey Water Quality Report
Water quality data for 2 water systems serving 16,120 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 | 0.005 | No federal limit | 2000.0 ug/L(EPA Health Advisory) | 0% | Below guideline |
| PFHxA | 0.004 | No federal limit | 1000.0 ug/L(EWG) | 0% | Below guideline |
| PFOA | 0.010 | 0.004 ug/L | 0.090 ug/L(EWG) | 240% | Above limit |
| PFPeA | 0.005 | 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 (6)
71
Jul 1, 2025
34
Aug 2, 2024
34
Aug 2, 2024
75
Jan 11, 2024
34
Aug 16, 2023
34
Aug 16, 2023
Resolved Violations (494)
27
Jul 1, 2025 — Sep 30, 2025
71
Jul 1, 2025
27
Jul 1, 2025 — Sep 30, 2025
71
Jul 1, 2025
27
Jan 1, 2025 — Mar 31, 2025
+ 489 more resolved violations
Frequently Asked Questions
Is Madison tap water safe to drink?
Madison'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 Madison tap water?
5 contaminants have been detected in Madison's water supply across 2 water systems. See the full contaminant table above for details.
How can I improve my water quality in Madison?
Install a water filter rated for the specific contaminants found in Madison's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Madison have any water quality violations?
Yes, Madison currently has 17 active violations. See the violations section above for details.