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

COUNTY WATER-SYSTEM LEDGER

McCook, South Dakota

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

Systems4active CWS · pop. 2,500+
Population served33,690reported total; may overlap
Current violation flag0.0%0 systems
Serious-violator flag0.0%0 systems

01 / SYSTEMS

Water systems serving McCook

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

Water systemPopulation servedPrimary sourceCurrent export status
Minnehaha Community Water CorpSD460043213,435Ground waterNo current violation flagged
By Water DistrictSD460086513,320Surface waterNo current violation flagged
Tm Rural Water DistrictSD46009994,250Surface water purchasedNo current violation flagged
Hanson Rural Water SystemSD46008782,685Surface water purchasedNo current violation flagged

02 / SOURCE MIX

Ground water1 systems · 13,435 served
Surface water1 systems · 13,320 served
Surface water purchased2 systems · 6,935 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.