Jersey City Mua
Hoboken, New Jersey · PWSID: NJ0906001
Hoboken Water Quality Summary
Jersey City Mua supplies drinking water to about 262,000 people in Hoboken, New Jersey, and draws from surface water (rivers, lakes, or reservoirs), which requires fuller treatment for runoff, sediment, and microbial risk. On the IsWaterSafe scale it earns a fair Water Safety Score of 70 out of 100 (Grade C), a composite of its EPA SDWIS violation and contaminant record.
EPA records show 1 health-based violation for this system. A health-based violation means a contaminant exceeded its legal EPA limit, the most serious category in the Safe Drinking Water Act. The system has 22 enforcement actions on file in response.
Across the 3 substances sampled, none exceeded its EPA limit. Combined Filter Effluent sits highest relative to its ceiling, detected at 0.5 NTU against an MCL of 1 NTU (sampled July 2017) — within the legal limit.
The most recent documented episode is a treatment technique violation involving Total Coliform (TCR), beginning July 2021 and marked resolved August 2021.
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Detected Contaminants
| Contaminant | Detected Level | MCL (Limit) | Status | Sample Date |
|---|---|---|---|---|
| Combined Filter Effluent | 0.5 NTU | 1 NTU | Within Limit | Jul 1, 2017 |
| E. coli (RTCR) | 0 presence | 0 presence | Within Limit | Aug 13, 2020 |
| Total Coliform (TCR) | 2.5 % positive | 5 % positive | Within Limit | Jul 1, 2021 |
Violation History
Frequently Asked Questions
Jersey City Mua has a Water Safety Score of C (70/100). The system serves 262,000 people and has 1 health violation on record. Check the contaminant table above for specific detected substances.
Jersey City Mua has 0 contaminant exceedances above EPA health guidelines. See the full contaminant detection table above for all tested substances and their levels relative to legal limits and health guidelines.
The Water Safety Score (0-100, grades A through F) is based on contaminant levels relative to legal limits, health guideline exceedances, violation history, and enforcement actions. Higher scores indicate fewer concerns.
If your water system has violations, request the Consumer Confidence Report from your utility, consider getting an independent water test from a certified lab, and look into certified water filters for specific contaminants of concern. For lead, run cold water for 30 seconds before drinking.
Water quality data sourced from EPA's Safe Drinking Water Information System (SDWIS). Safety scores are calculated based on contaminant levels, violations, and enforcement history. This is not a substitute for your utility's official Consumer Confidence Report.
Source: EPA Ground Water and Drinking Water, 2026.