County Water Quality Report

Dakota County, Minnesota

3 public water systems serving 197,270 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 197,270

Top water quality concerns in Dakota County

  • Haloacetic acids (HAA9) significantly above health guidelinein 3 of 3 utilities
  • Total trihalomethanes (TTHMs) significantly above health guidelinein 3 of 3 utilities
  • Perfluorohexane sulfonate (PFHXS) significantly above health guidelinein 1 of 3 utilities
  • Bromodichloromethane significantly above health guidelinein 1 of 3 utilities
  • PFAS contaminationin 1 of 3 utilities

All utilities in Dakota County

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

C
68/100

Eagan

Eagan · 68,223 residents

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

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C
67/100

Burnsville

Burnsville · 61,747 residents

Top concern: Perfluorohexane sulfonate (PFHXS) significantly above health guideline

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D
62/100

Lakeville

Lakeville · 67,300 residents

Top concern: PFAS contamination

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