LICK OBSERVATORY-UCSC
California - Community Water System - PWSID: CA4300909
System Information
| PWSID | CA4300909 |
| System Name | LICK OBSERVATORY-UCSC |
| System Type | Community Water System |
| Water Source | Surface Water |
| Activity Status | Active |
| Owner Type | State |
| EPA Region | 09 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Dec 21, 1992 |
| Last Reported | Mar 20, 2026 |
Location & Contact
| State | California |
| City | MOUNT HAMILTON |
| ZIP Code | 95140 |
| Address | P.O. Box 85 |
| Organization | CROWE, STEVE |
| Phone | 408-238-9614 |
Population & Service
| Population Served | 284 |
| Service Connections | 29 |
Drinking Water Violations (6)
This water system has 6 violations recorded in the EPA SDWIS database.
| Begin Date | End Date | Contaminant | Category | Health-Based | Major | Measured | Federal MCL | State MCL | Status | Return to Compliance | Rule |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Mar 1, 2018 | Mar 31, 2018 | MON | No | Yes | - | - | - | Archived | Mar 31, 2018 | - | |
| May 1, 1995 | May 31, 1995 | MR | No | No | - | 5% of samples | - | Resolved | May 31, 1995 | - | |
| May 1, 1995 | May 31, 1995 | MR | No | No | - | 5% of samples | - | Resolved | May 31, 1995 | - | |
| Sep 1, 1993 | Sep 30, 1993 | TT | Yes | No | - | - | - | Resolved | Sep 1, 1993 | - | |
| Sep 1, 1993 | Sep 30, 1993 | TT | Yes | No | - | - | - | Resolved | Sep 1, 1993 | - | |
| Jan 1, 1992 | May 16, 1995 | TT | Yes | No | - | - | - | Resolved | May 16, 1995 | - |
About This Water System
Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.