Is Trenton, NJ Tap Water Safe to Drink?
Trenton tap water meets federal Safe Drinking Water Act standards but 2 of 8 ZIP codes show detections above EPA health guidelines, primarily for PFOA. A certified filter is recommended for households that want an additional layer of protection.
Where Does Trenton Get Its Water?
Water in Trenton, NJ is provided by 2 public water systems: TRENTON WATER WORKS and PA AMERICAN WATER CO YARDLEY.
How Is Trenton Tap Water Treated?
Treated water is disinfected using calcium hypochlorite and free chlorine and on-site generated disinfectant. Treatment includes air stripping, conventional treatment (coagulation, flocculation, and filtration), groundwater disinfection and post-ozone biofiltration.
What's in Trenton Tap Water?
The following contaminants were detected most frequently in Trenton public water systems. 2 of 8 ZIP codes showed detections above EPA health guidelines.
| Contaminant | Peak detected | EPA guideline | ZIPs detected | Status |
|---|---|---|---|---|
| PFOA | 0.0097 µg/L | 0.004 µg/L | 2 ZIPs | Above guideline |
| lithium | 9 µg/L | — | 0 ZIPs | Within guideline |
| PFTrDA | 0.007 µg/L | — | 0 ZIPs | Within guideline |
| 8:2 FTS | 0.005 µg/L | — | 0 ZIPs | Within guideline |
| 11Cl-PF3OUdS | 0.005 µg/L | — | 0 ZIPs | Within guideline |
Health Risk Profile for Trenton
Based on EPA monitoring data, 2 of 8 ZIP codes in Trenton have recorded detections above EPA health guidelines. Sensitive populations such as infants, pregnant individuals, and those with weakened immune systems may benefit from an additional layer of protection such as a certified point-of-use filter.
Best Broad-Spectrum Filters for This Water Profile
This city profile includes PFAS detections, chlorine disinfection, and other dissolved contaminants. Reverse osmosis (RO) systems certified under NSF/ANSI 58 provide broad reduction coverage; for PFAS specifically, confirm NSF/ANSI P473 or equivalent PFAS reduction certification.
8-stage tankless RO system certified to NSF/ANSI 58, reduces 1,000+ contaminants including PFAS, lead, arsenic, fluoride, and nitrates.
See recommendations matched to your exact address: choose your ZIP code below.
Frequently Asked Questions about Trenton Tap Water
Is Trenton tap water safe to drink?
Trenton tap water meets Safe Drinking Water Act requirements but 2 of 8 ZIP codes show contaminant levels above EPA health-based guidelines. A certified point-of-use filter adds an extra layer of protection.
What contaminants are in Trenton tap water?
The most commonly detected contaminants in Trenton water systems include: PFOA, lithium, PFTrDA. See the ZIP-level reports for exact measurements and EPA guideline comparisons.
Where does Trenton get its drinking water?
Trenton receives water from 2 public water systems, including TRENTON WATER WORKS.
Do I need a water filter in Trenton?
If your ZIP code is among those with detections above EPA health guidelines, choose a filter certified for the specific contaminants shown in your ZIP report. Reverse osmosis is generally the broadest option for PFAS, lithium, and many other dissolved contaminants.
How often is Trenton tap water tested?
Public water systems in Trenton are required by the EPA to test for regulated contaminants on schedules ranging from daily (for microbials and disinfectants) to annual or triennial (for many chemical contaminants). Results are published in annual Consumer Confidence Reports (CCRs). The data on this page reflects the most recent available EPA monitoring results, with the latest sample date of 2024-10-01.
Tap water reports by ZIP in Trenton
- 08604 - Trenton tap water report Some concern
- 08608 - Trenton tap water report Some concern
- 08609 - Hamilton, Trenton tap water report Some concern
- 08611 - Hamilton, Trenton tap water report Some concern
- 08618 - The College of New Jersey, Trenton tap water report Higher concern
- 08628 - Ewing, Trenton tap water report Higher concern
- 08629 - Hamilton, Trenton tap water report Some concern
- 08638 - The College of New Jersey, Trenton tap water report Some concern
Water utilities serving Trenton, NJ
Service area boundaries are approximate and based on state filings or modeled estimates. Contact your utility to confirm exact service at a specific address.
- TRENTON WATER WORKSAction advised
Also covers / overlaps with
- Ewing, NJ · Township
- Hamilton, NJ · Township
- The College of New Jersey, NJ · CDP