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City water profile

Valparaiso water quality

Compare local ZIP estimates, evidence quality, associated public systems, and compliance history for Valparaiso, Indiana.

Median indexed hardness

253PPM

2 indexed ZIPs

Range 253–253 PPM

State comparison
60 PPM below
State hardness rank
#345 of 386
Matched utilities
4
Active health records
0

City summary

What the indexed records say

Valparaiso has 2 published ZIP profiles across Porter County. The indexed median is 253 PPM, compared with 313 PPM across Indiana.

Among the 386 Indianacities with an indexed median, Valparaiso ranks #345from highest to lowest. Across all 472 state ZIP profiles, available estimates run from 132to 371 PPM.

The 253–253 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 hard2 ZIPs

2 of 2 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
2/2

Confidence labels

High: 0Moderate: 2Low: 0

Observation window: May 31, 2017 to May 13, 2026.

ZIP directory

Water reports in Valparaiso

Open a ZIP for site-level provenance and measurements.

ZIP code

46383

Very Hard

253 PPM

Nearest site
16 mi
Confidence
Moderate

View full ZIP evidence →

ZIP code

46385

Very Hard

253 PPM

Nearest site
14.8 mi
Confidence
Moderate

View full ZIP evidence →

Public water systems

Utilities associated with this city

Valparaiso Department Of Water Works

PWSID IN5264029

Groundwater
System population served
36,000
Last reported
Jun 30, 2026

The system names this served city; Census place overlap links the city to this ZCTA.

L-A-C Utilities

PWSID IN5264033

Groundwater
System population served
2,441
Last reported
Jun 30, 2026

The system names this served city; Census place overlap links the city to this ZCTA.

Liberty Farms Mobile Home Park - #1

PWSID IN5264017

Groundwater
System population served
390
Last reported
Jun 30, 2026

The system names this served city; Census place overlap links the city to this ZCTA.

Mallards Pointe Water System

PWSID IN5264041

Groundwater
System population served
150
Last reported
Jun 30, 2026

The system names this served city; Census place overlap links the city to this 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
Lead and Copper RuleIN5264041Jan 1, 2026Resolved
Public NoticeIN5264017Dec 2, 2025Resolved
LEAD AND COPPER RULE REVISIONSIN5264017Jul 2, 2025Unaddressed
Public NoticeIN5264017Jan 1, 2025Resolved
LEAD AND COPPER RULE REVISIONSIN5264017Oct 17, 2024Resolved · health-based
LEAD AND COPPER RULE REVISIONSIN5264017Oct 17, 2024Resolved
Consumer Confidence RuleIN5264017Oct 7, 2024Resolved
1,2,4-TrichlorobenzeneIN5264041Jul 1, 2024Resolved
cis-1,2-DichloroethyleneIN5264041Jul 1, 2024Resolved
DICHLOROMETHANEIN5264041Jul 1, 2024Resolved

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 Valparaiso

Is the water hard?

The indexed city median is 253 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.