County Water Quality Report

Miami-Dade County, Florida

9 public water systems serving 3,825,809 residents

Data sources: EPA SDWIS EPA ECHO EWG Tap Water Database Utility CCRs ⓘ How did we get these ratings?
County average grade
F
58/100
Utilities rated 9
Population served 3,825,809
Most recent test 2024

Top water quality concerns in Miami-Dade County

  • Haloacetic acids (HAA9) significantly above health guidelinein 7 of 9 utilities
  • PFAS contaminationin 5 of 9 utilities
  • Perfluorohexane sulfonate (PFHXS) significantly above health guidelinein 5 of 9 utilities
  • Haloacetic acids (HAA5) significantly above health guidelinein 5 of 9 utilities
  • Arsenic detectedin 4 of 9 utilities

All utilities in Miami-Dade County

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

C
68/100

NORTH MIAMI BEACH

NORTH MIAMI BEACH · 180,000 residents

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

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C
65/100

HOMESTEAD, CITY OF

HOMESTEAD · 80,000 residents

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

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D
60/100

Miami Water Utilities

Miami · 442,000 residents

Top concern: Arsenic significantly above health guideline

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D
59/100

City of Hialeah Water Department

Hialeah · 233,000 residents

Top concern: Lead detected in source water

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D
56/100

HIALEAH, CITY OF

HIALEAH · 238,000 residents

Top concern: PFAS contamination

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D
56/100

FKAA J. ROBERT DEAN W.T.P.

FLORIDA CITY · 86,000 residents

Top concern: PFAS contamination

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F
54/100

NORTH MIAMI, CITY OF

NORTH MIAMI · 89,349 residents

Top concern: PFAS contamination

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F
51/100

MDWASA - MAIN SYSTEM

MIAMI · 2,377,460 residents

Top concern: PFAS contamination

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F
51/100

MIAMI BEACH, CITY OF

MIAMI BEACH · 100,000 residents

Top concern: PFAS contamination

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