County Water Quality Report

Hillsborough County, Florida

5 public water systems serving 2,541,880 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 5
Population served 2,541,880
Most recent test 2024

Top water quality concerns in Hillsborough County

  • Haloacetic acids (HAA9) significantly above health guidelinein 3 of 5 utilities
  • Haloacetic acids (HAA5) significantly above health guidelinein 3 of 5 utilities
  • Haloacetic Acids (HAA5) significantly above health guidelinein 2 of 5 utilities
  • Chromium-6 detectedin 2 of 5 utilities
  • PFAS contaminationin 2 of 5 utilities

All utilities in Hillsborough County

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

B
76/100

Tampa Water Utilities

Tampa · 399,000 residents

Top concern: Haloacetic Acids (HAA5) significantly above health guideline

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C
68/100

City of Tampa Water Department

Tampa · 685,000 residents

Top concern: Haloacetic Acids (HAA5) significantly above health guideline

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C
67/100

HCWRC/NORTHWEST UTILITIES

TAMPA · 208,982 residents

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

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D
61/100

HCWRD/SOUTH-CENTRAL

LITHIA · 515,012 residents

Top concern: PFAS contamination

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D
55/100

CITY OF TAMPA WATER DEPARTMENT

TAMPA · 733,886 residents

Top concern: PFAS contamination

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