PlainWater
StatesOhio

GRAND RIVER VALLEY KOA

PWS ID: OH2846612 · THOMPSON, Ohio 44086

Population Served
412
Total Violations
60
Health-Based Violations
10
Water Source
Groundwater

System Details

System Type
Transient Non-Community
Owner Type
Private
Connections
191
County
Geauga
School/Daycare
No
MCL Violations
10
Monitoring Violations
39
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Revised Total Coliform Rule MON 16 2023
Nitrate MR 13 1998
Coliform (TCR) MR 10 2005
Coliform (TCR) MCL 10 2015
Revised Total Coliform Rule RPT 7 2023
Public Notice Other 4 2023
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.