CALPINE (GEYSERS ADMINISTRATION CENTER)
California - Non-Transient Non-Community - PWSID: CA4901030
System Information
| PWSID | CA4901030 |
| System Name | CALPINE (GEYSERS ADMINISTRATION CENTER) |
| System Type | Non-Transient Non-Community |
| Water Source | Surface Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 09 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 28, 1986 |
| Last Reported | Mar 20, 2026 |
Location & Contact
| State | California |
| City | MIDDLETOWN |
| ZIP Code | 95461 |
| Address | 10350 Socrates Mine Road |
| Organization | KERSHAW, BETH |
| Phone | 707-431-6174 |
Population & Service
| Population Served | 150 |
| Service Connections | 2 |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Dec 1, 1998 | Dec 31, 1998 | MR | No | No | - | 5% of samples | - | Resolved | Dec 31, 1998 | - | |
| Dec 1, 1998 | Dec 31, 1998 | MR | No | No | - | 5% of samples | - | Resolved | Dec 31, 1998 | - | |
| Jan 1, 1998 | Jan 31, 1998 | MR | No | No | - | 5% of samples | - | Resolved | Jan 31, 1998 | - | |
| Jan 1, 1998 | Jan 31, 1998 | MR | No | No | - | 5% of samples | - | Resolved | Jan 31, 1998 | - | |
| Oct 1, 1995 | Oct 31, 1995 | MCL | Yes | No | - | 5% of samples | - | Resolved | Oct 31, 1995 | - | |
| Oct 1, 1995 | Oct 31, 1995 | MCL | Yes | No | - | 5% of samples | - | Resolved | Oct 31, 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.