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City water profile

Dundas water quality

Compare local ZIP estimates, evidence quality, associated public systems, and compliance history for Dundas, Minnesota.

Median indexed hardness

322PPM

One indexed ZIP

Range 322–322 PPM

State comparison
4 PPM above
State hardness rank
#96 of 250
Matched utilities
1
Active health records
0

City summary

What the indexed records say

Dundas has 1 published ZIP profile across Rice County. The indexed median is 322 PPM, compared with 318 PPM across Minnesota.

Among the 250 Minnesotacities with an indexed median, Dundas ranks #96from highest to lowest. Across all 321 state ZIP profiles, available estimates run from 46.1to 716 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

Soft0 ZIPs
Moderately hard0 ZIPs
Hard0 ZIPs
Very hard1 ZIP

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
1.3 miles
Profiles with evidence
1/1

Confidence labels

High: 0Moderate: 1Low: 0

Observation window: Jul 11, 2016 to Sep 10, 2024.

ZIP directory

Water reports in Dundas

Open a ZIP for site-level provenance and measurements.

ZIP code

55019

Very Hard

322 PPM

Nearest site
1.3 mi
Confidence
Moderate

View full ZIP evidence →

Public water systems

Utilities associated with this city

Dundas

PWSID MN1660015

Groundwater
System population served
1,490
Last reported
May 28, 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.

RecordSystemPeriodStatus
Revised Total Coliform RuleMN1660015Aug 1, 2025Resolved
ChlorineMN1660015Jul 1, 2025Archived

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 Dundas

Is the water hard?

The indexed city median is 322 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.