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City water profile

Memphis water quality

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

Median indexed hardness

51PPM

29 indexed ZIPs

Range 47.9–51.1 PPM

State comparison
1 PPM above
State hardness rank
#101 of 222
Matched utilities
1
Active health records
0

City summary

What the indexed records say

Memphis has 29 published ZIP profiles across Shelby County. The indexed median is 51 PPM, compared with 50 PPM across Tennessee.

Among the 222 Tennesseecities with an indexed median, Memphis ranks #101from highest to lowest. Across all 323 state ZIP profiles, available estimates run from 4.5to 247 PPM.

The 47.9–51.1 PPM range shows how much the available ZIP estimates vary within the city label.

Hardness distribution

How local ZIP estimates compare

Soft29 ZIPs
Moderately hard0 ZIPs
Hard0 ZIPs
Very hard0 ZIPs

29 of 29 ZIP profiles have a hardness estimate. Bars count ZIP profiles, not households or laboratory samples.

Evidence quality

Distance, dates, and confidence

Median nearest distance
1.3 miles
Profiles with evidence
29/29

Confidence labels

High: 0Moderate: 29Low: 0

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

ZIP directory

Water reports in Memphis

Open a ZIP for site-level provenance and measurements.

ZIP code

38016

Soft

48.3 PPM

Nearest site
0.9 mi
Confidence
Moderate

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ZIP code

38018

Soft

47.9 PPM

Nearest site
2.1 mi
Confidence
Moderate

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ZIP code

38103

Soft

50.9 PPM

Nearest site
1.5 mi
Confidence
Moderate

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ZIP code

38104

Soft

50.7 PPM

Nearest site
2 mi
Confidence
Moderate

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ZIP code

38105

Soft

50.9 PPM

Nearest site
0.3 mi
Confidence
Moderate

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ZIP code

38106

Soft

50.7 PPM

Nearest site
0.4 mi
Confidence
Moderate

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ZIP code

38107

Soft

50.9 PPM

Nearest site
1.1 mi
Confidence
Moderate

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ZIP code

38108

Soft

50.5 PPM

Nearest site
2.5 mi
Confidence
Moderate

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ZIP code

38109

Soft

51 PPM

Nearest site
1.5 mi
Confidence
Moderate

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ZIP code

38111

Soft

50.3 PPM

Nearest site
0.7 mi
Confidence
Moderate

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ZIP code

38112

Soft

50.7 PPM

Nearest site
3 mi
Confidence
Moderate

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ZIP code

38113

Soft

51.1 PPM

Nearest site
1.3 mi
Confidence
Moderate

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ZIP code

38114

Soft

50.5 PPM

Nearest site
1.7 mi
Confidence
Moderate

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ZIP code

38115

Soft

49.6 PPM

Nearest site
1 mi
Confidence
Moderate

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ZIP code

38116

Soft

50.7 PPM

Nearest site
2.1 mi
Confidence
Moderate

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ZIP code

38117

Soft

50.3 PPM

Nearest site
1.4 mi
Confidence
Moderate

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ZIP code

38118

Soft

50.3 PPM

Nearest site
2.6 mi
Confidence
Moderate

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ZIP code

38119

Soft

49 PPM

Nearest site
1.2 mi
Confidence
Moderate

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ZIP code

38120

Soft

48.8 PPM

Nearest site
1.2 mi
Confidence
Moderate

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ZIP code

38122

Soft

49.6 PPM

Nearest site
2.7 mi
Confidence
Moderate

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ZIP code

38125

Soft

48.9 PPM

Nearest site
1.1 mi
Confidence
Moderate

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ZIP code

38126

Soft

50.7 PPM

Nearest site
1.7 mi
Confidence
Moderate

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ZIP code

38127

Soft

50.7 PPM

Nearest site
3.9 mi
Confidence
Moderate

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ZIP code

38128

Soft

48.8 PPM

Nearest site
0.4 mi
Confidence
Moderate

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ZIP code

38131

Soft

50.7 PPM

Nearest site
0.5 mi
Confidence
Moderate

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ZIP code

38132

Soft

50.7 PPM

Nearest site
0.4 mi
Confidence
Moderate

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ZIP code

38134

Soft

48.3 PPM

Nearest site
0.5 mi
Confidence
Moderate

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ZIP code

38141

Soft

49.6 PPM

Nearest site
1.5 mi
Confidence
Moderate

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ZIP code

38152

Soft

50.5 PPM

Nearest site
0.4 mi
Confidence
Moderate

View full ZIP evidence →

Public water systems

Utilities associated with this city

Memphis Light, Gas, & Water

PWSID TN0000450

Groundwater
System population served
659,500
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.

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 Memphis

Is the water hard?

The indexed city median is 51 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.