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City water profile

Ogdensburg water quality

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

Median indexed hardness

9PPM

One indexed ZIP

Range 9–9 PPM

State comparison
111 PPM below
State hardness rank
#52 of 55
Matched utilities
1
Active health records
0

City summary

What the indexed records say

Ogdensburg has 1 published ZIP profile across St. Lawrence County. The indexed median is 9 PPM, compared with 120 PPM across New York.

Among the 55 New Yorkcities with an indexed median, Ogdensburg ranks #52from highest to lowest. Across all 132 state ZIP profiles, available estimates run from 7.2to 290 PPM.

Because only one ZIP is represented, the city median and range are the same local estimate. It should not be read as multiple independent samples across the community.

Hardness distribution

How local ZIP estimates compare

Soft1 ZIP
Moderately hard0 ZIPs
Hard0 ZIPs
Very hard0 ZIPs

1 of 1 ZIP profiles have a hardness estimate. Bars count ZIP profiles, not households or laboratory samples.

Evidence quality

Distance, dates, and confidence

Median nearest distance
16 miles
Profiles with evidence
1/1

Confidence labels

High: 0Moderate: 1Low: 0

Observation window: Jan 12, 2016 to May 20, 2026.

ZIP directory

Water reports in Ogdensburg

Open a ZIP for site-level provenance and measurements.

ZIP code

13669

Soft

9 PPM

Nearest site
16 mi
Confidence
Moderate

View full ZIP evidence →

Public water systems

Utilities associated with this city

Ogdensburg City

PWSID NY4404394

Surface water
System population served
10,064
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. 1. Open your ZIP. Check distance, dates, confidence, and the associated utility.
  2. 2. Read the current CCR. Confirm source water, detections, limits, ranges, and notices.
  3. 3. Test the tap when needed. Confirm health concerns or treatment sizing with the right method.

Questions people ask

About water in Ogdensburg

Is the water hard?

The indexed city median is 9 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.