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

COUNTY WATER-SYSTEM LEDGER

Defiance, Ohio

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

Systems2active CWS · pop. 2,500+
Population served20,094reported total; may overlap
Current violation flag100.0%2 systems
Serious-violator flag50.0%1 systems

01 / SYSTEMS

Water systems serving Defiance

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

Water systemPopulation servedPrimary sourceCurrent export status
Defiance CityOH200011116,494Surface waterOther current violation flag
Hicksville VillageOH20002123,600Ground waterCurrent serious-violator flag

02 / SOURCE MIX

Surface water1 systems · 16,494 served
Ground water1 systems · 3,600 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.