PlainWater

LAKE HANNA ASSN

PWS ID: MO4242474 · ST LOUIS, Missouri 63126-0125

Population Served
200
Total Violations
24
Health-Based Violations
7
Water Source
Groundwater

System Details

System Type
Transient Non-Community
Owner Type
Private
Connections
7
County
Iron
School/Daycare
No
MCL Violations
7
Monitoring Violations
17
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 17 2006
Coliform (TCR) MCL 7 2001
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.