F14/100
Hohokus Boro Tap Water Quality: Is It Safe to Drink? (2026 Report)
Serving 4,060 residents · New Jersey
What's In Hohokus Boro's Tap Water?
31
Contaminants Tested
3
Exceed EPA Limits
1
Above EPA Goals
4 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
PFOA | 0.030 µg/L | 0.004 µg/L | Over Limit |
PFOS | 0.021 µg/L | 0.004 µg/L | Over Limit |
PFNA | 0.016 µg/L | 0.010 µg/L | Over Limit |
Lead (90th percentile) | 0.003 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
2
Violations (last 5yr)
2
Unresolved
0
Health-Related
TIER 3Unresolved
Failed Level 2 Assessment under Revised Total Coliform Rule
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: April 1, 2025 – June 30, 2025Rule: Stage 1 DBPREnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 3Unresolved
Failed Level 2 Assessment under Revised Total Coliform Rule
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: April 1, 2023 – June 30, 2023Rule: Stage 1 DBPREnforcement: Informal — resolved cooperativelyVerify on EPA.gov
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
HO HO KUS WATER DEPT
Population Served
4,060
Water Source
Groundwater
System ID
NJ0228001
Frequently Asked Questions About Hohokus Boro Water
Is Hohokus Boro tap water safe to drink?
Hohokus Boro, New Jersey tap water receives a grade of F (14/100), which is considered failing. 3 contaminant(s) exceed EPA maximum contaminant levels and 55 violation(s) are on record. Residents should consider using an NSF-certified water filter to reduce contaminant exposure.
What contaminants are in Hohokus Boro's water?
Of the 31 contaminants tested in Hohokus Boro's water supply, the most notable include PFOA, PFOS, PFNA, Lead (90th percentile). 3 contaminant(s) exceed EPA legal limits (MCLs). 4 contaminant(s) exceed EPA health goals (MCLGs), which are non-enforceable targets set at levels with no known health risk.
Does Hohokus Boro have any water quality violations?
Yes, Hohokus Boro has 55 EPA violation(s) on record, with the most recent in 2025. Violation types include MR, Other, MCL. 1 of these are health-based violations, which are the most serious category.
Do I need a water filter in Hohokus Boro?
Based on EPA data, using a water filter in Hohokus Boro is recommended. 3 contaminant(s) exceed legal limits. An NSF-certified filter — such as a reverse osmosis or activated carbon system — can effectively reduce many common contaminants. Choose a filter certified to remove the specific contaminants found in your area.
Where does Hohokus Boro's tap water come from?
Hohokus Boro's drinking water is sourced from groundwater and supplied by HO HO KUS WATER DEPT. The system serves approximately 4,060 people. Groundwater is pumped from underground aquifers, which often provides natural filtration.
How often is Hohokus Boro'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. Hohokus Boro'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 Hohokus Boro's water compare to other cities in New Jersey?
Hohokus Boro's water quality score of 14/100 earns a grade of F, which is considered failing. This is a concerning score that suggests significant water quality issues. Visit our New Jersey state page to see how all cities in the state compare.
What should I do if I'm concerned about Hohokus Boro's water quality?
If you have concerns about Hohokus Boro'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 (HO HO KUS WATER DEPT) 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.