County Water Quality Report

Lake County, Ohio

2 public water systems serving 152,879 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 2
Population served 152,879

Top water quality concerns in Lake County

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

All utilities in Lake County

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

C
67/100

LAKE COUNTY WEST WATER SUBDISTRICT

PAINESVILLE · 78,379 residents

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

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C
65/100

AQUA OHIO - MENTOR

MENTOR · 74,500 residents

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

View report →