County Water Quality Report

Shelby County, Tennessee

3 public water systems serving 1,367,629 residents

Data sources: EPA SDWIS EPA ECHO EWG Tap Water Database Utility CCRs ⓘ How did we get these ratings?
County average grade
D
66/100
Utilities rated 3
Population served 1,367,629
Most recent test 2024

Top water quality concerns in Shelby County

  • Total trihalomethanes (TTHMs) significantly above health guidelinein 2 of 3 utilities
  • Bromodichloromethane significantly above health guidelinein 2 of 3 utilities
  • Haloacetic acids (HAA9) significantly above health guidelinein 2 of 3 utilities
  • Lead detected in source waterin 1 of 3 utilities
  • Arsenic significantly above health guidelinein 1 of 3 utilities

All utilities in Shelby County

Click any utility for full grade card, contaminant data, and treatment plant contact info.

B
77/100

MEMPHIS LIGHT, GAS, & WATER

MEMPHIS · 659,500 residents

Top concern: Total trihalomethanes (TTHMs) significantly above health guideline

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C
69/100

BARTLETT WATER SYSTEM

BARTLETT · 57,129 residents

Top concern: Total trihalomethanes (TTHMs) significantly above health guideline

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F
51/100

Memphis Municipal Water System

Memphis · 651,000 residents

Top concern: Lead detected in source water

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