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

COUNTY WATER-SYSTEM LEDGER

Linn, Iowa

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

Systems6active CWS · pop. 2,500+
Population served201,104reported total; may overlap
Current violation flag0.0%0 systems
Serious-violator flag0.0%0 systems

01 / SYSTEMS

Water systems serving Linn

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

Water systemPopulation servedPrimary sourceCurrent export status
Cedar Rapids Water DepartmentIA5715093142,364Groundwater under influence of surface waterNo current violation flagged
Marion Municipal Water DeptIA575103541,623Ground waterNo current violation flagged
Hiawatha Water DeptIA57350457,183Ground waterNo current violation flagged
Mount Vernon Water SupplyIA57580214,527Ground waterNo current violation flagged
Fairfax Water SupplyIA57310322,828Ground waterNo current violation flagged
Center Point Water SupplyIA57180062,579Ground waterNo current violation flagged

02 / SOURCE MIX

Groundwater under influence of surface water1 systems · 142,364 served
Ground water5 systems · 58,740 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.