PlainWater

ST MICHAELS CATHOLIC CHURCH

PWS ID: MD1131114 · MOUNT AIRY, Maryland 21771

Population Served
697
Total Violations
6
Health-Based Violations
3
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Local
Connections
1
County
Howard
School/Daycare
Yes
MCL Violations
2
Monitoring Violations
2
Treatment Tech Violations
1

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MCL 2 2012
Revised Total Coliform Rule MON 2 2024
LEAD AND COPPER RULE REVISIONS RPT 1 2024
LEAD AND COPPER RULE REVISIONS TT 1 2024
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.