COUNTY WATER-SYSTEM LEDGER
Lorain, Ohio
EPA’s September 2026 export lists 12 active community water systems serving Lorain, Ohio, with 7 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 Lorain, Ohio
EPA associates 12 covered systems with Lorain, Ohio; their reported population-served values total 323,442 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 |
|---|---|---|---|
| Rural Lorain Co. Water AOH4701803 | 73,125 | Surface water purchased | No current violation flagged |
| Elyria Water DepartmentOH4700411 | 68,000 | Surface water | No current violation flagged |
| Lorain City PWSOH4700711 | 64,152 | Surface water | Current monitoring/reporting flag |
| North Ridgeville City PWSOH4700803 | 29,465 | Surface water purchased | Current monitoring/reporting flag |
| Avon City PWSOH4700203 | 23,800 | Surface water purchased | Other current violation flag |
| Avon Lake City PWSOH4700311 | 23,659 | Surface water | No current violation flagged |
| Amherst City PWSOH4700003 | 11,797 | Surface water purchased | Other current violation flag |
| Sheffield Lake City PWSOH4701103 | 9,108 | Surface water purchased | No current violation flagged |
| Oberlin Water DepartmentOH4700911 | 8,600 | Surface water | Other current violation flag |
| Wellington Village PWSOH4701511 | 4,802 | Surface water | Other current violation flag |
| Sheffield Village PWSOH4701203 | 4,165 | Surface water purchased | No current violation flagged |
| Grafton Village PWSOH4700511 | 2,769 | Surface water purchased | Other current violation flag |
02 / SOURCE MIX
Primary water sources for Lorain, Ohio
EPA classifies 12 systems serving Lorain, Ohio across 2 primary-source categories; Surface water is the largest category with 5 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.