Drinking Water Systems Reported for ZIP 74370
WYANDOTTE, Oklahoma — 4 water systems are associated with this ZIP in EPA service-area data
Largest Reported System
OTTAWA CO RWD #5
PWSID: OK2005840
29 EPA violation records in the five-year period ending June 30, 2026
D
Several health-based records
TapScore compliance-history grade
Other Systems Reported for This ZIP
OTTAWA CO RWD # 1
458 served31 historical records23 recent
C
WYANDOTTE TRIBE OF OKLAHOMA
51 served5 historical records
A
Eastern Shawnee
796 served0 historical records
A