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

COUNTY WATER-SYSTEM LEDGER

Denver, Colorado

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 served1,312,447reported total; may overlap
Current violation flag0.0%0 systems
Serious-violator flag0.0%0 systems

01 / SYSTEMS

Water systems serving Denver

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

Water systemPopulation servedPrimary sourceCurrent export status
Denver Water BoardCO01160011,287,000Surface waterNo current violation flagged
Cherry Creek Valley WsdCO011617522,000Surface water purchasedNo current violation flagged
Advenir French QuarterCO01161043,447Surface water purchasedNo current violation flagged

02 / SOURCE MIX

Surface water1 systems · 1,287,000 served
Surface water purchased2 systems · 25,447 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.