F0/100
Florham Park Tap Water Quality: Is It Safe to Drink? (2026 Report)
Serving 8,846 residents · New Jersey
What's In Florham Park's Tap Water?
31
Contaminants Tested
1
Exceed EPA Limits
1
Above EPA Goals
2 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
PFOA | 0.013 µg/L | 0.004 µg/L | Over Limit |
Lead (90th percentile) | 0.003 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
6
Violations (last 5yr)
0
Unresolved
0
Health-Related
TIER 3Resolved
Exceeded the MCL for disinfection byproducts
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: July 1, 2024 – September 30, 2024Enforcement: Resolving — corrective action underway
TIER 3Resolved
Exceeded the MCL for disinfection byproducts
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: July 1, 2024 – September 30, 2024Enforcement: Resolving — corrective action underway
TIER 3Resolved
Exceeded the MCL for disinfection byproducts
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: July 1, 2024 – September 30, 2024Enforcement: Resolving — corrective action underway
TIER 3Resolved
Exceeded the MCL for disinfection byproducts
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: July 1, 2024 – September 30, 2024Enforcement: Resolving — corrective action underway
TIER 3Resolved
Exceeded the MCL for disinfection byproducts
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: July 1, 2024 – September 30, 2024Enforcement: Resolving — corrective action underway
TIER 3Resolved
Monitoring violation
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: January 11, 2022 – February 1, 2022Rule: Total Coliform RuleEnforcement: 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
FLORHAM PARK WATER DEPT
Population Served
8,846
Water Source
Groundwater
System ID
NJ1411001
Frequently Asked Questions About Florham Park Water
Is Florham Park tap water safe to drink?
Florham Park, New Jersey tap water receives a grade of F (0/100), which is considered failing. 1 contaminant(s) exceed EPA maximum contaminant levels and 139 violation(s) are on record. Residents should consider using an NSF-certified water filter to reduce contaminant exposure.
What contaminants are in Florham Park's water?
Of the 31 contaminants tested in Florham Park's water supply, the most notable include PFOA, Lead (90th percentile). 1 contaminant(s) exceed EPA legal limits (MCLs). 2 contaminant(s) exceed EPA health goals (MCLGs), which are non-enforceable targets set at levels with no known health risk.
Does Florham Park have any water quality violations?
Yes, Florham Park has 139 EPA violation(s) on record, with the most recent in 2024. Violation types include MR, RPT, Other. None of these are classified as health-based violations.
Do I need a water filter in Florham Park?
Based on EPA data, using a water filter in Florham Park is recommended. 1 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 Florham Park's tap water come from?
Florham Park's drinking water is sourced from groundwater and supplied by FLORHAM PARK WATER DEPT. The system serves approximately 8,846 people. Groundwater is pumped from underground aquifers, which often provides natural filtration.
How often is Florham Park'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. Florham Park'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 Florham Park's water compare to other cities in New Jersey?
Florham Park's water quality score of 0/100 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 Florham Park's water quality?
If you have concerns about Florham Park'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 (FLORHAM PARK 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.