PlainWater

ST MARYS HIGH SCHOOL

PWS ID: CA3901209 · STOCKTON, California 95207

Population Served
950
Total Violations
11
Health-Based Violations
4
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Private
Connections
11
County
San Joaquin
School/Daycare
Yes
MCL Violations
4
Monitoring Violations
2
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MCL 4 2013
Consumer Confidence Rule Other 2 2005
Coliform (TCR) MR 2 2006
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.