PlainWater

SAN SIMEON CSD

PWS ID: CA4000568 · SAN SIMEON, California 93452

Population Served
462
Total Violations
8
Health-Based Violations
6
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
206
County
San Luis Obispo
School/Daycare
No
MCL Violations
0
Monitoring Violations
2
Treatment Tech Violations
6

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Surface Water Treatment Rule TT 6 2024
Gross Alpha, Excl. Radon and U MR 2 1981
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.