PlainWater

UMBAGOG LAKE STP CMPGRND

PWS ID: NH0337010 · CONCORD, New Hampshire 03301

Population Served
120
Total Violations
55
Health-Based Violations
24
Water Source
Groundwater

System Details

System Type
Transient Non-Community
Owner Type
State
Connections
32
County
Coos
School/Daycare
No
MCL Violations
24
Monitoring Violations
20
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MCL 24 2013
Coliform (TCR) MR 16 2014
Public Notice Other 7 2005
Revised Total Coliform Rule RPT 4 2022
Revised Total Coliform Rule MON 4 2022
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.