Drinking Water Systems Reported for ZIP 85321
AJO, Arizona — 4 water systems are associated with this ZIP in EPA service-area data
Largest Reported System
AJO DWID
PWSID: AZ0410153
1 EPA violation record in the five-year period ending June 30, 2026
B
Few non-health records
TapScore compliance-history grade
Other Systems Reported for This ZIP
AJO IMPROVEMENT COMPANY
2,654 served11 historical records2 recent
B
WHY DWID
400 served74 historical records5 recent
C
ORGAN PIPE NM HEADQUARTERS
755 served16 historical records
A