Is tap water safe in Niagara Falls?

EPA SDWIS shows no active health-based violation in this profile's reporting window. That is not the same as proving every contaminant is absent, and federal data can lag state and utility records.

How hard is the water in Niagara Falls, NY?

Nearby USGS observations produce an estimate of 265.5 ppm (15.5 grains per gallon), classified as very hard. This is not a tap measurement.

Do I need a water softener in ZIP code 14304?

At 265.5 ppm, a correctly sized whole-house softener can reduce scale buildup and hard-water spotting. Treatment for hardness does not remove all health-related contaminants.

City water profile

Niagara Falls water quality

Compare local ZIP estimates, evidence quality, associated public systems, and compliance history for Niagara Falls, New York.

Median indexed hardness

233PPM

5 indexed ZIPs

Range 233–265.5 PPM

State comparison: 113 PPM above
State hardness rank: #6 of 55
Matched utilities: 1
Active health records: 0

City summary

What the indexed records say

Niagara Falls has 5 published ZIP profiles across Niagara County. The indexed median is 233 PPM, compared with 120 PPM across New York.

Among the 55 New Yorkcities with an indexed median, Niagara Falls ranks #6from highest to lowest. Across all 132 state ZIP profiles, available estimates run from 7.2to 290 PPM.

The 233–265.5 PPM range shows how much the available ZIP estimates vary within the city label.

Hardness distribution

How local ZIP estimates compare

Soft0 ZIPs

Moderately hard0 ZIPs

Hard0 ZIPs

Very hard5 ZIPs

5 of 5 ZIP profiles have a hardness estimate. Bars count ZIP profiles, not households or laboratory samples.

Evidence quality

Distance, dates, and confidence

Median nearest distance: 5.6 miles
Profiles with evidence: 5/5

Confidence labels

High: 0Moderate: 5Low: 0

Niagara Falls Water Board

PWSID NY3100568

Surface water

System population served: 50,193
Last reported: Jun 25, 2026

A municipal system, in-state city, and served county all agree with this Census ZCTA.

Compliance history

What EPA records show

No active health-based violation appears among the associated systems in the represented EPA reporting quarter. This does not mean every contaminant was tested at every tap.

No violation records are included in the current lookback window.

Practical next steps

Move from index to evidence

1. Open your ZIP. Check distance, dates, confidence, and the associated utility.
2. Read the current CCR. Confirm source water, detections, limits, ranges, and notices.
3. Test the tap when needed. Confirm health concerns or treatment sizing with the right method.

Continue comparing

Other New York communities

Lewiston

Niagara County

249 PPM median

Lockport

Niagara County

266 PPM median

North Tonawanda

Niagara County

266 PPM median

Buffalo

Erie County

233 PPM median

Canandaigua

Ontario County

196 PPM median

Oswego

Oswego County

194 PPM median

Search all 55 New York cities →

Questions people ask

About water in Niagara Falls

Is the water hard?

The indexed city median is 233 PPM. Open the ZIP report to verify the distance and confidence behind that estimate.

Is the tap water safe?

Compliance history is utility-wide and cannot guarantee conditions at every tap. Check current notices and test when address-specific evidence is needed.

Do I need treatment?

Choose treatment only after confirming the problem at the property. A softener targets hardness; contaminant treatment requires a matching, verified performance claim.