Drinking Water Systems Reported for ZIP 51545
LITTLE SIOUX, Iowa — 1 water system is associated with this ZIP in EPA service-area data
Largest Reported System
LITTLE SIOUX WATER DEPARTMENT
PWSID: IA4333089
2 EPA violation records in the five-year period ending June 30, 2026
B
Few non-health records
TapScore compliance-history grade