Drinking Water Systems Reported for ZIP 80109
CASTLE ROCK, Colorado — 3 water systems are associated with this ZIP in EPA service-area data
Largest Reported System
CASTLE ROCK TOWN OF
PWSID: CO0118010
7 EPA violation records in the five-year period ending June 30, 2026
C
Some recent records
TapScore compliance-history grade
Other Systems Reported for This ZIP
CONSOLIDATED BELL MTN RANCH MD
1,162 served0 historical records
A
CASTLE PINES NORTH MD
12,800 served1 historical record
A