PlainWater

HEARST MEMORIAL STATE BEACH

PWS ID: CA4010301 · SAN SIMEON, California 93452

Population Served
500
Total Violations
2
Health-Based Violations
2
Water Source
Surface Water

System Details

System Type
Transient Non-Community
Owner Type
State
Connections
1
County
San Luis Obispo
School/Daycare
No
MCL Violations
0
Monitoring Violations
0
Treatment Tech Violations
2

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Surface Water Treatment Rule TT 2 1994
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.