COUNTY WATER-SYSTEM LEDGER
Lake, Ohio
EPA’s September 2026 export lists 5 active community water systems serving Lake, Ohio, with 1 current-violation flags and 0 serious-violator flags among the covered systems.
Source: EPA SDWIS system-search export · Active community systems serving 2,500+ people · Snapshot 13 Sep 2026
01 / SYSTEMS
Water systems serving Lake, Ohio
EPA associates 5 covered systems with Lake, Ohio; their reported population-served values total 228,443 and may overlap.
Ordered by reported population served. Open any record for separate health, monitoring, notice, other, and serious-violator flags.
| Water system | Population served | Primary source | Current export status |
|---|---|---|---|
| Lake County West Water SubdistrictOH4302411 | 78,379 | Surface water | No current violation flagged |
| Aqua Ohio - MentorOH4301511 | 74,500 | Surface water | No current violation flagged |
| Lake County East Water SubdistrictOH4302911 | 40,656 | Surface water | No current violation flagged |
| Painesville City PWSOH4301611 | 31,728 | Surface water | Other current violation flag |
| Fairport Harbor Village PWSOH4300411 | 3,180 | Surface water purchased | No current violation flagged |
02 / SOURCE MIX
Primary water sources for Lake, Ohio
EPA classifies 5 systems serving Lake, Ohio across 2 primary-source categories; Surface water is the largest category with 4 systems.
It is the sum of each listed system's reported population served, not a census estimate. Service areas can overlap and some systems list multiple cities or counties.