Is tap water safe in Henderson?

EPA SDWIS shows no active health-based violation in this profile's reporting window. That is not the same as proving every contaminant is absent, and federal data can lag state and utility records.

How hard is the water in Henderson, TN?

Nearby USGS observations produce an estimate of 31.1 ppm (1.8 grains per gallon), classified as soft. This is not a tap measurement.

Do I need a water softener in ZIP code 38340?

There is no high-hardness trigger in this profile. Confirm conditions with an at-home hardness test before purchasing equipment.

City water profile

Henderson water quality

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

Median indexed hardness

31PPM

One indexed ZIP

Range 31.1–31.1 PPM

State comparison: 19 PPM below
State hardness rank: #156 of 222
Matched utilities: 1
Active health records: 0

City summary

What the indexed records say

Henderson has 1 published ZIP profile across Chester County. The indexed median is 31 PPM, compared with 50 PPM across Tennessee.

Among the 222 Tennesseecities with an indexed median, Henderson ranks #156from highest to lowest. Across all 323 state ZIP profiles, available estimates run from 4.5to 247 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

Soft1 ZIP

Moderately hard0 ZIPs

Hard0 ZIPs

Very hard0 ZIPs

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: 4.5 miles
Profiles with evidence: 1/1

Confidence labels

High: 0Moderate: 1Low: 0

Observation window: Feb 29, 2016 to Jun 4, 2026.

ZIP directory

Water reports in Henderson

Open a ZIP for site-level provenance and measurements.

ZIP code

38340

Soft

31.1 PPM

Nearest site: 4.5 mi
Confidence: Moderate

View full ZIP evidence →

Public water systems

Utilities associated with this city

Henderson Water Dept

PWSID TN0000293

Groundwater

System population served: 8,924
Last reported: May 14, 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.

Record	System	Period	Status
Nitrate	TN0000293	Jan 1, 2025	Archived
Consumer Confidence Rule	TN0000293	Jul 1, 2024	Resolved
Consumer Confidence Rule	TN0000293	Jul 1, 2024	Unaddressed
Consumer Confidence Rule	TN0000293	Jul 1, 2022	Unaddressed

Practical next steps

Move from index to evidence

1. Open your ZIP. Check distance, dates, confidence, and the associated utility.
2. Read the current CCR. Confirm source water, detections, limits, ranges, and notices.
3. Test the tap when needed. Confirm health concerns or treatment sizing with the right method.

Continue comparing

Other Tennessee communities

Lobelville

Perry County

31 PPM median

Waverly

Humphreys County

31 PPM median

Martin

Weakley County

31 PPM median

Troy

Obion County

31 PPM median

Bruceton

Carroll County

31 PPM median

Trenton

Gibson County

31 PPM median

Search all 222 Tennessee cities →

Questions people ask

About water in Henderson

Is the water hard?

The indexed city median is 31 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.