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City water profile

Yorktown water quality

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

Median indexed hardness

354PPM

2 indexed ZIPs

Range 353–355 PPM

State comparison
41 PPM above
State hardness rank
#37 of 386
Matched utilities
2
Active health records
0

City summary

What the indexed records say

Yorktown has 2 published ZIP profiles across Delaware County. The indexed median is 354 PPM, compared with 313 PPM across Indiana.

Among the 386 Indianacities with an indexed median, Yorktown ranks #37from highest to lowest. Across all 472 state ZIP profiles, available estimates run from 132to 371 PPM.

The 353–355 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
9.5 miles
Profiles with evidence
2/2

Confidence labels

High: 0Moderate: 2Low: 0

Observation window: Mar 30, 2016 to Sep 10, 2025.

ZIP directory

Water reports in Yorktown

Open a ZIP for site-level provenance and measurements.

ZIP code

47334

Very Hard

353 PPM

Nearest site
9.5 mi
Confidence
Moderate

View full ZIP evidence →

ZIP code

47396

Very Hard

355 PPM

Nearest site
9.4 mi
Confidence
Moderate

View full ZIP evidence →

Public water systems

Utilities associated with this city

Yorktown Water Department

PWSID IN5218014

Groundwater
System population served
6,200
Last reported
Jun 30, 2026

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

Autumn Acres Subdivision

PWSID IN5218028

Groundwater
System population served
48
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
Public NoticeIN5218028Dec 2, 2025Unaddressed
Consumer Confidence RuleIN5218028Oct 1, 2025Unaddressed
Consumer Confidence RuleIN5218028Jul 1, 2025Unaddressed
Public NoticeIN5218028Jan 1, 2025Unaddressed
LEAD AND COPPER RULE REVISIONSIN5218028Oct 17, 2024Resolved · health-based
LEAD AND COPPER RULE REVISIONSIN5218028Oct 17, 2024Resolved
Revised Total Coliform RuleIN5218014Oct 1, 2024Resolved
Consumer Confidence RuleIN5218014Jul 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 Yorktown

Is the water hard?

The indexed city median is 354 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.