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City water profile

Henderson water quality

Compare local ZIP estimates, evidence quality, associated public systems, and compliance history for Henderson, Nevada.

Median indexed hardness

287PPM

9 indexed ZIPs

Range 274–287 PPM

State comparison
60 PPM above
State hardness rank
#8 of 44
Matched utilities
1
Active health records
0

City summary

What the indexed records say

Henderson has 9 published ZIP profiles across Clark County. The indexed median is 287 PPM, compared with 227 PPM across Nevada.

Among the 44 Nevadacities with an indexed median, Henderson ranks #8from highest to lowest. Across all 98 state ZIP profiles, available estimates run from 9.6to 335 PPM.

The 274–287 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 hard9 ZIPs

9 of 9 ZIP profiles have a hardness estimate. Bars count ZIP profiles, not households or laboratory samples.

Evidence quality

Distance, dates, and confidence

Median nearest distance
18.1 miles
Profiles with evidence
9/9

Confidence labels

High: 0Moderate: 9Low: 0

Observation window: Feb 11, 2016 to Apr 24, 2024.

ZIP directory

Water reports in Henderson

Open a ZIP for site-level provenance and measurements.

ZIP code

89002

Very Hard

287 PPM

Nearest site
12.5 mi
Confidence
Moderate

View full ZIP evidence →

ZIP code

89011

Very Hard

287 PPM

Nearest site
13.4 mi
Confidence
Moderate

View full ZIP evidence →

ZIP code

89012

Very Hard

287 PPM

Nearest site
17 mi
Confidence
Moderate

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ZIP code

89014

Very Hard

287 PPM

Nearest site
18.1 mi
Confidence
Moderate

View full ZIP evidence →

ZIP code

89015

Very Hard

287 PPM

Nearest site
10.7 mi
Confidence
Moderate

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ZIP code

89044

Very Hard

287 PPM

Nearest site
18.5 mi
Confidence
Moderate

View full ZIP evidence →

ZIP code

89052

Very Hard

287 PPM

Nearest site
20.8 mi
Confidence
Moderate

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ZIP code

89054

Very Hard

274 PPM

Nearest site
18.4 mi
Confidence
Moderate

View full ZIP evidence →

ZIP code

89074

Very Hard

287 PPM

Nearest site
19.2 mi
Confidence
Moderate

View full ZIP evidence →

Public water systems

Utilities associated with this city

Henderson City Of

PWSID NV0000076

Surface water
System population served
336,534
Last reported
Jun 17, 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.

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 Henderson

Is the water hard?

The indexed city median is 287 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.