EPA EXPORT · 13 SEP 2026FEDERAL COMPLIANCE RECORDS · NOT A HOME WATER TEST
TAP WATERLEDGERPublic system compliance records

COUNTY WATER-SYSTEM LEDGER

Hamilton, Indiana

Compare active community water systems serving this county in EPA's public export. Systems can serve multiple places, so population totals may overlap.

Systems5active CWS · pop. 2,500+
Population served217,037reported total; may overlap
Current violation flag0.0%0 systems
Serious-violator flag0.0%0 systems

01 / SYSTEMS

Water systems serving Hamilton

Ordered by reported population served. Open any record for separate health, monitoring, notice, other, and serious-violator flags.

Water systemPopulation servedPrimary sourceCurrent export status
Carmel Water DepartmentIN522900499,927Groundwater under influence of surface waterNo current violation flagged
Citizens Water Of Westfield, LlcIN522900961,493Ground waterNo current violation flagged
Indiana American Water - NoblesvilleIN522901545,575Ground waterNo current violation flagged
Cicero Water DepartmentIN52290055,607Ground waterNo current violation flagged
Indiana American Water - SheridanIN52290144,435Ground waterNo current violation flagged

02 / SOURCE MIX

Ground water4 systems · 117,110 served
Groundwater under influence of surface water1 systems · 99,927 served
How to read the population total

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.