JOSEPH GRANT COUNTY PARK
California - Transient Non-Community - PWSID: CA4300737
System Information
| PWSID | CA4300737 |
| System Name | JOSEPH GRANT COUNTY PARK |
| System Type | Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 09 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Nov 30, 1981 |
| Last Reported | Mar 20, 2026 |
Location & Contact
| State | California |
| City | SAN JOSE |
| ZIP Code | 95138 |
| Address | 5965 Silver Creek Valley Road |
| Organization | LAMBERT, MATTHEW |
| Phone | 408-355-2200 |
Population & Service
| Population Served | 322 |
| Service Connections | 5 |
Drinking Water Violations (11)
This water system has 11 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jul 1, 2024 | Sep 30, 2024 | MON | No | No | - | - | - | Resolved | Sep 30, 2024 | - | |
| Jul 1, 2024 | Sep 30, 2024 | MON | No | No | - | - | - | Resolved | Sep 30, 2024 | - | |
| Jul 1, 1994 | Jul 31, 1994 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jul 31, 1994 | - | |
| Nov 1, 1993 | Nov 30, 1993 | MCL | Yes | No | - | 5% of samples | - | Resolved | Nov 30, 1993 | - | |
| Oct 1, 1993 | Nov 30, 1993 | MR | No | No | - | 5% of samples | - | Resolved | Nov 30, 1993 | - | |
| Oct 1, 1993 | Nov 30, 1993 | MR | No | No | - | 5% of samples | - | Resolved | Nov 30, 1993 | - | |
| Aug 1, 1984 | Aug 31, 1984 | Other | No | No | - | - | - | Archived | Aug 31, 1984 | - | |
| May 1, 1984 | May 31, 1984 | Other | No | No | - | - | - | Archived | May 31, 1984 | - | |
| Dec 1, 1982 | Dec 31, 1982 | Other | No | No | - | - | - | Archived | Dec 31, 1982 | - | |
| Nov 1, 1982 | Nov 30, 1982 | Other | No | No | - | - | - | Archived | Nov 30, 1982 | - | |
| Oct 1, 1982 | Oct 31, 1982 | Other | No | No | - | - | - | Archived | Oct 31, 1982 | - |
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.