Princeton vs Atlantic City Water Quality

Side-by-side water quality comparison for two New Jersey cities.

If you are comparing Princeton and Atlantic City water quality - whether moving, choosing between the two, or curious about a relative's water - here is what the data shows.

Hardness comparison

Princeton has somewhat harder water at 70 PPM versus Atlantic City at 25 PPM, a difference of 45 PPM. Atlantic City residents generally do not need any water softening equipment.

Water sources and why they differ

Water sources differ: Princeton draws from Delaware River + local wells, while Atlantic City uses Kirkwood-Cohansey Aquifer. Both use similar source types, but local geology creates the hardness variation.

Contaminant concerns

PFAS contamination is a concern in Atlantic City (20.05 ppt, above the EPA limit of 4 ppt). A reverse osmosis system or NSF P473-certified filter is recommended for drinking water.

What this means for you

Not sure what your specific situation needs? Take the quiz to get a recommendation based on your water data, budget, and household size.

MetricPrincetonAtlantic City
Hardness70 PPM25 PPM
GPG4.11.5
TDS120 PPM48 PPM
PFAS0 ppt20.05 ppt
Lead4 ppb3.4 ppb
Chlorine1 mg/L1.4 mg/L
LevelModerately HardSlightly Hard

FAQ

Which has harder water, Princeton or Atlantic City?
Princeton has harder water at 70 PPM compared to Atlantic City at 25 PPM. That is a difference of 45 PPM.
Do I need a water softener if I move from Atlantic City to Princeton?
Probably not. At 70 PPM, the water is manageable without a softener for most homes.
Is Atlantic City water safe to drink?
Atlantic City water meets EPA safety standards. However, PFAS levels of 20.05 ppt exceed the 2024 EPA health advisory of 4 ppt. A certified filter is recommended.