LANCASTER WATER COMPANY
California - Community Water System - PWSID: CA1900808
System Information
| PWSID | CA1900808 |
| System Name | LANCASTER WATER COMPANY |
| System Type | Community Water System |
| 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 | Mar 20, 2026 |
Location & Contact
| State | California |
| City | LANCASTER |
| ZIP Code | 93534 |
| Address | 44615 18TH STREET WEST |
| Organization | KEARIN, ART |
| Phone | 661-942-6086 |
Population & Service
| Population Served | 80 |
| Service Connections | 22 |
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 2, 2025 | - | RPT | No | No | - | - | - | Unaddressed | - | - | |
| Dec 1, 2015 | Dec 31, 2015 | MCL | Yes | No | - | 5% of samples | - | Resolved | Dec 31, 2015 | - | |
| Dec 1, 2015 | Dec 31, 2015 | MCL | Yes | No | - | 5% of samples | - | Resolved | Dec 31, 2015 | - | |
| Oct 1, 2014 | Oct 31, 2014 | MCL | Yes | No | - | 5% of samples | - | Resolved | Oct 31, 2014 | - | |
| Oct 1, 2014 | Oct 31, 2014 | MCL | Yes | No | - | 5% of samples | - | Resolved | Oct 31, 2014 | - | |
| Oct 1, 2011 | Oct 31, 2011 | MR | No | No | - | 5% of samples | - | Resolved | Oct 31, 2011 | - | |
| Oct 1, 2011 | Oct 31, 2011 | MR | No | No | - | 5% of samples | - | Resolved | Oct 31, 2011 | - | |
| Aug 1, 1984 | Aug 31, 1984 | Other | No | No | - | - | - | Archived | Aug 31, 1984 | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | 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.