LAKE HENSHAW RESORT INC.
California — Community Water System — PWSID: CA3700900
System Information
| PWSID | CA3700900 |
| System Name | LAKE HENSHAW RESORT INC. |
| 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 | SANTA YSABEL |
| ZIP Code | 92070 |
| Address | 26439 HWY 76 |
| Organization | MENDENHALL, JANICE |
| Phone | 760-782-3501 |
Population & Service
| Population Served | 9,913 |
| Service Connections | 112 |
Drinking Water Violations (30)
This water system has 30 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, 2022 | Oct 31, 2022 | MON | No | No | — | — | — | Resolved | Oct 31, 2022 | — | |
| Oct 1, 2022 | Oct 31, 2022 | MON | No | No | — | — | — | Resolved | Oct 31, 2022 | — | |
| Sep 1, 2021 | Sep 30, 2021 | MCL | Yes | No | — | — | — | Resolved | Sep 30, 2021 | — | |
| Sep 1, 2021 | Sep 30, 2021 | MCL | Yes | No | — | — | — | Resolved | Sep 30, 2021 | — | |
| Oct 1, 2018 | — | MR | No | No | — | TT | — | Resolved | Jun 28, 2019 | — | |
| Oct 1, 2018 | — | MR | No | No | — | TT | — | Resolved | Jun 28, 2019 | — | |
| Jan 1, 2017 | Jan 31, 2017 | MR | No | Yes | — | 10 mg/L | — | Resolved | Feb 28, 2016 | — | |
| Jan 1, 2017 | Jan 31, 2017 | MR | No | Yes | — | 10 mg/L | — | Resolved | Feb 28, 2016 | — | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | No | — | 1 mg/L | — | Resolved | Dec 31, 2017 | — | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | No | — | 1 mg/L | — | Resolved | Dec 31, 2017 | — | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | No | — | 1 mg/L | — | Resolved | Dec 31, 2017 | — | |
| Jan 1, 2016 | Jan 31, 2016 | MR | No | Yes | — | 1 mg/L | — | Resolved | Jan 31, 2016 | — | |
| Jan 1, 2016 | Jan 31, 2016 | MR | No | Yes | — | 1 mg/L | — | Resolved | Jan 31, 2016 | — | |
| Jan 1, 2016 | Jan 31, 2016 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Jan 31, 2016 | — | |
| Jan 1, 2016 | Jan 31, 2016 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Jan 31, 2016 | — | |
| Jan 1, 2016 | Jan 31, 2016 | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Jan 31, 2016 | — | |
| Jan 1, 2016 | Jan 31, 2016 | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Jan 31, 2016 | — | |
| Jan 1, 2016 | Jan 31, 2016 | MR | No | Yes | — | 10 mg/L | — | Resolved | Jan 31, 2016 | — | |
| Jan 1, 2016 | Jan 31, 2016 | MR | No | Yes | — | 10 mg/L | — | Resolved | Jan 31, 2016 | — | |
| Feb 1, 2015 | Feb 28, 2015 | MR | No | No | — | 5% of samples | — | Resolved | Feb 28, 2015 | — | |
| Feb 1, 2015 | Feb 28, 2015 | MR | No | No | — | 5% of samples | — | Resolved | Feb 28, 2015 | — | |
| Apr 1, 2007 | Jun 30, 2007 | MR | No | Yes | — | — | — | Resolved | Jun 30, 2007 | — | |
| Apr 1, 2007 | Jun 30, 2007 | MR | No | Yes | — | — | — | Resolved | Jun 30, 2007 | — | |
| Jul 1, 1993 | — | MR | No | No | — | TT | — | Resolved | Sep 30, 2005 | — | |
| Oct 1, 1981 | Sep 30, 1982 | MR | No | Yes | — | 15 pCi/L | — | Archived | Sep 30, 1982 | — | |
| Oct 30, 1980 | Oct 29, 1981 | MR | No | Yes | — | 15 pCi/L | — | Archived | Oct 29, 1981 | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | 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.