County Water Quality Report

DeKalb County, Georgia

2 public water systems serving 1,832,893 residents

Data sources: EPA SDWIS EPA ECHO EWG Tap Water Database Utility CCRs ⓘ How did we get these ratings?
County average grade
D
65/100
Utilities rated 2
Population served 1,832,893

Top water quality concerns in DeKalb County

  • Total trihalomethanes (TTHMs) significantly above health guidelinein 2 of 2 utilities
  • Haloacetic acids (HAA9) significantly above health guidelinein 2 of 2 utilities
  • Haloacetic acids (HAA5) significantly above health guidelinein 2 of 2 utilities

All utilities in DeKalb County

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

C
67/100

DEKALB COUNTY

DECATUR · 743,000 residents

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

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D
63/100

ATLANTA

ATLANTA · 1,089,893 residents

Top concern: Haloacetic acids (HAA9) significantly above health guideline

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