RANCHO MARIA GOLF COURSE
California — Transient Non-Community — PWSID: CA4200865
System Information
| PWSID | CA4200865 |
| System Name | RANCHO MARIA GOLF COURSE |
| System Type | Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 09 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 22, 1979 |
| Last Reported | Nov 17, 2025 |
Location & Contact
| State | California |
| City | SANTA MARIA |
| ZIP Code | 93455 |
| Address | 1950 HIGHWAY 1 |
| Organization | O'KEEFE, MICHAEL |
| Phone | 805-937-2019 |
Population & Service
| Population Served | 1,000 |
| Service Connections | 3 |
Drinking Water Violations (9)
This water system has 9 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan 1, 2018 | Dec 31, 2018 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2018 | Nitrate Rule |
| Jan 1, 2018 | Dec 31, 2018 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2018 | Nitrate Rule |
| Oct 1, 2004 | Oct 31, 2004 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Oct 31, 2004 | Total Coliform Rule |
| Sep 1, 2004 | Sep 30, 2004 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2004 | Total Coliform Rule |
| Sep 1, 2004 | Sep 30, 2004 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2004 | Total Coliform Rule |
| Jul 1, 2003 | Aug 31, 2003 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Aug 31, 2003 | Nitrate Rule |
| Jul 1, 2003 | Aug 31, 2003 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Aug 31, 2003 | Nitrate Rule |
| Jul 1, 2003 | Aug 31, 2003 | Nitrite | MR | No | Yes | — | 1 mg/L | — | Resolved | Aug 31, 2003 | Nitrate Rule |
| Jul 1, 2003 | Aug 31, 2003 | Nitrite | MR | No | Yes | — | 1 mg/L | — | Resolved | Aug 31, 2003 | Nitrate Rule |
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.