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

COUNTY WATER-SYSTEM LEDGER

Marion, Missouri

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

Systems3active CWS · pop. 2,500+
Population served25,603reported total; may overlap
Current violation flag33.3%1 systems
Serious-violator flag0.0%0 systems

01 / SYSTEMS

Water systems serving Marion

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

Water systemPopulation servedPrimary sourceCurrent export status
Hannibal PWSMO201034417,108Surface waterCurrent monitoring/reporting flag
Marion County PWSd 1MO20243774,900Surface water purchasedNo current violation flagged
Palmyra PWSMO20106233,595Ground waterNo current violation flagged

02 / SOURCE MIX

Surface water1 systems · 17,108 served
Surface water purchased1 systems · 4,900 served
Ground water1 systems · 3,595 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.