HI DESERT MWC
California - Community Water System - PWSID: CA3600123
System Information
| PWSID | CA3600123 |
| System Name | HI DESERT MWC |
| 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 | Dec 21, 1992 |
| Last Reported | Mar 20, 2026 |
Location & Contact
| State | California |
| City | BARSTOW |
| ZIP Code | 92311 |
| Address | 23625 Osage St. |
| Organization | BONKOWSKI, JULIE |
| Phone | 760-220-5182 |
Population & Service
| Population Served | 112 |
| Service Connections | 42 |
Drinking Water Violations (31)
This water system has 31 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 31, 2025 | - | Other | No | No | - | - | - | Unaddressed | - | - | |
| Oct 1, 2025 | Dec 31, 2025 | MCL | Yes | No | .0112 MG/L | 0.010 mg/L | .01 | Archived | Dec 31, 2025 | - | |
| Jul 1, 2025 | - | Other | No | No | - | - | - | Addressed | - | - | |
| Jul 1, 2025 | Sep 30, 2025 | MCL | Yes | No | .0112 MG/L | 0.010 mg/L | .01 | Archived | Sep 30, 2025 | - | |
| Jul 1, 2025 | Sep 30, 2025 | MCL | Yes | No | .0112 MG/L | 0.010 mg/L | .01 | Archived | Sep 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MCL | Yes | No | .0113 MG/L | 0.010 mg/L | .01 | Archived | Jun 30, 2025 | - | |
| Jan 1, 2025 | Mar 31, 2025 | MCL | Yes | No | .0142 MG/L | 0.010 mg/L | .01 | Archived | Mar 31, 2025 | - | |
| Oct 17, 2024 | - | RPT | No | No | - | - | - | Unaddressed | - | - | |
| Oct 17, 2024 | - | TT | Yes | No | - | - | - | Unaddressed | - | - | |
| Oct 1, 2024 | Dec 31, 2024 | MCL | Yes | No | .0169 MG/L | 0.010 mg/L | .01 | Archived | Dec 31, 2024 | - | |
| Jul 1, 2024 | Sep 30, 2024 | MCL | Yes | No | .0165 MG/L | 0.010 mg/L | .01 | Archived | Sep 30, 2024 | - | |
| Oct 1, 2023 | - | MR | No | No | - | TT | - | Addressed | - | - | |
| Jul 1, 2023 | - | Other | No | No | - | - | - | Resolved | Jul 29, 2025 | - | |
| Jul 1, 2023 | - | Other | No | No | - | - | - | Resolved | Jul 29, 2025 | - | |
| Oct 1, 2021 | - | MR | No | No | - | TT | - | Addressed | - | - | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2017 | - | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2017 | - | |
| Jan 1, 2015 | Dec 31, 2017 | MR | No | Yes | - | 1 mg/L | - | Resolved | Dec 31, 2017 | - | |
| Jan 1, 2015 | Dec 31, 2017 | MR | No | Yes | - | 1 mg/L | - | Resolved | Dec 31, 2017 | - | |
| Jul 1, 2014 | - | Other | No | No | - | - | - | Resolved | Nov 13, 2014 | - | |
| Jul 1, 2014 | - | Other | No | No | - | - | - | Resolved | Nov 13, 2014 | - | |
| Jul 1, 2013 | - | Other | No | No | - | - | - | Resolved | Nov 13, 2014 | - | |
| Jul 1, 2013 | - | Other | No | No | - | - | - | Resolved | Nov 13, 2014 | - | |
| Apr 1, 2013 | Jun 30, 2013 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Jun 30, 2013 | - | |
| Apr 1, 2013 | Jun 30, 2013 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Jun 30, 2013 | - | |
| Jan 1, 2012 | Dec 31, 2012 | MR | No | Yes | - | 0.0002 mg/L | - | Resolved | Dec 31, 2012 | - | |
| Jan 1, 2012 | Dec 31, 2012 | MR | No | Yes | - | 0.00005 mg/L | - | Resolved | Dec 31, 2012 | - | |
| Jan 1, 2012 | Dec 31, 2012 | MR | No | Yes | - | 0.00005 mg/L | - | Resolved | Dec 31, 2012 | - | |
| Jan 1, 2012 | Dec 31, 2012 | MR | No | Yes | - | 0.0002 mg/L | - | Resolved | Dec 31, 2012 | - | |
| - | - | - | 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.