County Water Quality Report

Collier County, Florida

2 public water systems serving 300,797 residents

Data sources: EPA SDWIS EPA ECHO EWG Tap Water Database Utility CCRs ⓘ How did we get these ratings?
County average grade
C
70/100
Utilities rated 2
Population served 300,797

Top water quality concerns in Collier County

  • Haloacetic acids (HAA9) significantly above health guidelinein 2 of 2 utilities
  • Haloacetic acids (HAA5) significantly above health guidelinein 2 of 2 utilities
  • Total trihalomethanes (TTHMs) significantly above health guidelinein 2 of 2 utilities
  • PFAS contaminationin 1 of 2 utilities

All utilities in Collier County

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

B
77/100

COLLIER COUNTY REGIONAL WTP

NAPLES · 216,993 residents

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

View report →
D
64/100

NAPLES WATER DEPT

NAPLES · 83,804 residents

Top concern: PFAS contamination

View report →