LOS PRIETOS COMPLEX
California — Community Water System — PWSID: CA4200918
System Information
| PWSID | CA4200918 |
| System Name | LOS PRIETOS COMPLEX |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Federal |
| EPA Region | 09 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Jun 24, 1999 |
| Last Reported | Mar 20, 2026 |
Location & Contact
| State | California |
| City | SOLVANG |
| ZIP Code | 93463 |
| Address | 1980 OLD MILL ROAD |
| Organization | NIELSEN, RICHARD |
| Phone | 805-961-5723 |
Population & Service
| Population Served | 845 |
| Service Connections | 39 |
Drinking Water Violations (14)
This water system has 14 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct 1, 2024 | — | MR | No | No | — | TT | — | Resolved | Oct 16, 2025 | — | |
| Oct 1, 2024 | — | MR | No | No | — | TT | — | Resolved | Oct 16, 2025 | — | |
| Jan 1, 2021 | Dec 31, 2021 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2021 | — | |
| Jan 1, 2021 | Dec 31, 2021 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2021 | — | |
| Jan 1, 2020 | Dec 31, 2020 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2020 | — | |
| Jan 1, 2020 | Dec 31, 2020 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2020 | — | |
| Oct 1, 2018 | — | MR | No | No | — | TT | — | Resolved | Feb 12, 2020 | — | |
| Oct 1, 2018 | — | MR | No | No | — | TT | — | Resolved | Feb 12, 2020 | — | |
| Jun 1, 2018 | — | MR | No | No | — | TT | — | Resolved | Jul 18, 2019 | — | |
| Jun 1, 2018 | — | MR | No | No | — | TT | — | Resolved | Jul 18, 2019 | — | |
| Jun 1, 2018 | — | MR | No | No | — | TT | — | Resolved | Jul 18, 2019 | — | |
| Jan 1, 2018 | Dec 31, 2018 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2018 | — | |
| Jan 1, 2018 | Dec 31, 2018 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2018 | — | |
| — | — | — | No | No | — | — | — | — | — | — |
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.