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City water profile

Tecumseh water quality

Compare local ZIP estimates, evidence quality, associated public systems, and compliance history for Tecumseh, Nebraska.

Median indexed hardness

291PPM

One indexed ZIP

Range 290.5–290.5 PPM

State comparison
18 PPM below
State hardness rank
#315 of 409
Matched utilities
2
Active health records
0

City summary

What the indexed records say

Tecumseh has 1 published ZIP profile across Johnson County. The indexed median is 291 PPM, compared with 309 PPM across Nebraska.

Among the 409 Nebraskacities with an indexed median, Tecumseh ranks #315from highest to lowest. Across all 476 state ZIP profiles, available estimates run from 72.3to 1245 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
12.1 miles
Profiles with evidence
1/1

Confidence labels

High: 0Moderate: 1Low: 0

Observation window: Sep 28, 2016 to May 27, 2026.

ZIP directory

Water reports in Tecumseh

Open a ZIP for site-level provenance and measurements.

ZIP code

68450

Very Hard

290.5 PPM

Nearest site
12.1 mi
Confidence
Moderate

View full ZIP evidence →

Public water systems

Utilities associated with this city

Tecumseh, City Of

PWSID NE3109705

Groundwater
System population served
2,438
Last reported
Jun 30, 2026

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

Johnson Co Rwd 1

PWSID NE3109704

Groundwater
System population served
977
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 RULE REVISIONSNE3109705Oct 17, 2024Resolved
Lead and Copper RuleNE3109704Jan 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 Tecumseh

Is the water hard?

The indexed city median is 291 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.