COUNTY WATER-SYSTEM LEDGER
Dearborn, Indiana
EPA’s September 2026 export lists 7 active community water systems serving Dearborn, Indiana, with 0 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 Dearborn, Indiana
EPA associates 7 covered systems with Dearborn, Indiana; their reported population-served values total 43,621 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 |
|---|---|---|---|
| Tri-Township Water CorporationIN5215009 | 10,435 | Ground water | No current violation flagged |
| Aurora UtilitiesIN5215001 | 6,415 | Ground water | No current violation flagged |
| North Dearborn Water AuthorityIN5215008 | 5,775 | Ground water | No current violation flagged |
| Valley Rural Utility CompanyIN5215004 | 5,529 | Ground water purchased | No current violation flagged |
| L-M-S Conservancy DistrictIN5215007 | 5,375 | Ground water | No current violation flagged |
| City Of Greendale UtilitiesIN5215003 | 5,092 | Ground water | No current violation flagged |
| Lawrenceburg Municipal UtilitiesIN5215006 | 5,000 | Ground water | No current violation flagged |
02 / SOURCE MIX
Primary water sources for Dearborn, Indiana
EPA classifies 7 systems serving Dearborn, Indiana across 2 primary-source categories; Ground water is the largest category with 6 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.