SOUTHWEST MHP
California - Community Water System - PWSID: OK3001615
System Information
| PWSID | OK3001615 |
| System Name | SOUTHWEST MHP |
| System Type | Community Water System |
| Water Source | Surface Water Purchased |
| Activity Status | Inactive |
| Owner Type | Private |
| EPA Region | 06 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Jan 18, 1983 |
| Last Reported | Feb 18, 2026 |
Location & Contact
| State | California |
| City | TUSTIN |
| ZIP Code | 92780 |
| Address | Steve McCrosky |
| Organization | SOUTHWEST MHV |
| Phone | 580-919-9381 |
Population & Service
| Population Served | 100 |
| Service Connections | 25 |
Drinking Water Violations (161)
This water system has 161 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 1, 2018 | Sep 30, 2018 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 30, 2018 | - | |
| Jul 1, 2018 | Sep 30, 2018 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 30, 2018 | - | |
| Jul 1, 2018 | Sep 30, 2018 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 30, 2018 | - | |
| Jan 1, 2018 | Mar 31, 2018 | MR | No | Yes | - | 4.0 mg/L | - | Archived | Mar 31, 2018 | - | |
| Jan 1, 2018 | Mar 31, 2018 | MR | No | Yes | - | 4.0 mg/L | - | Archived | Mar 31, 2018 | - | |
| Jan 1, 2018 | Mar 31, 2018 | MR | No | Yes | - | 4.0 mg/L | - | Archived | Mar 31, 2018 | - | |
| Oct 1, 2017 | Oct 31, 2017 | MON | No | Yes | - | - | - | Resolved | Oct 31, 2017 | - | |
| Oct 1, 2017 | Dec 31, 2017 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 28, 2017 | - | |
| Oct 1, 2017 | Dec 31, 2017 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 28, 2017 | - | |
| Oct 1, 2017 | Oct 31, 2017 | MON | No | Yes | - | - | - | Resolved | Oct 31, 2017 | - | |
| Oct 1, 2017 | Oct 31, 2017 | MON | No | Yes | - | - | - | Resolved | Oct 31, 2017 | - | |
| Oct 1, 2017 | Dec 31, 2017 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 28, 2017 | - | |
| Oct 1, 2017 | Oct 31, 2017 | MON | No | Yes | - | - | - | Resolved | Oct 31, 2017 | - | |
| Sep 1, 2017 | Sep 30, 2017 | MON | No | Yes | - | - | - | Resolved | Sep 30, 2017 | - | |
| Sep 1, 2017 | Sep 30, 2017 | MON | No | Yes | - | - | - | Resolved | Sep 30, 2017 | - | |
| Sep 1, 2017 | Sep 30, 2017 | MON | No | Yes | - | - | - | Resolved | Sep 30, 2017 | - | |
| Sep 1, 2017 | Sep 30, 2017 | MON | No | Yes | - | - | - | Resolved | Sep 30, 2017 | - | |
| Jul 1, 2017 | Sep 30, 2017 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 30, 2017 | - | |
| Jul 1, 2017 | Sep 30, 2017 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 30, 2017 | - | |
| Jul 1, 2017 | Sep 30, 2017 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 30, 2017 | - | |
| Jul 1, 2017 | Sep 30, 2017 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 30, 2017 | - | |
| May 1, 2017 | May 31, 2017 | MON | No | Yes | - | - | - | Archived | May 31, 2017 | - | |
| May 1, 2017 | May 31, 2017 | MON | No | Yes | - | - | - | Archived | May 31, 2017 | - | |
| May 1, 2017 | May 31, 2017 | MON | No | Yes | - | - | - | Archived | May 31, 2017 | - | |
| Apr 1, 2017 | Jun 30, 2017 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jun 30, 2017 | - | |
| Apr 1, 2017 | Jun 30, 2017 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jun 30, 2017 | - | |
| Apr 1, 2017 | Apr 30, 2017 | MON | No | Yes | - | - | - | Resolved | Apr 30, 2017 | - | |
| Apr 1, 2017 | Jun 30, 2017 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jun 30, 2017 | - | |
| Apr 1, 2017 | Apr 30, 2017 | MON | No | Yes | - | - | - | Resolved | Apr 30, 2017 | - | |
| Apr 1, 2017 | Jun 30, 2017 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jun 30, 2017 | - | |
| Apr 1, 2017 | Apr 30, 2017 | MON | No | Yes | - | - | - | Resolved | Apr 30, 2017 | - | |
| Mar 1, 2017 | Mar 31, 2017 | MON | No | Yes | - | - | - | Resolved | Mar 31, 2017 | - | |
| Mar 1, 2017 | Mar 31, 2017 | MON | No | Yes | - | - | - | Resolved | Mar 31, 2017 | - | |
| Mar 1, 2017 | Mar 31, 2017 | MON | No | Yes | - | - | - | Resolved | Mar 31, 2017 | - | |
| Mar 1, 2017 | Mar 31, 2017 | MON | No | Yes | - | - | - | Resolved | Mar 31, 2017 | - | |
| Jan 1, 2017 | Jan 31, 2017 | MON | No | Yes | - | - | - | Resolved | Jan 31, 2017 | - | |
| Jan 1, 2017 | Jan 31, 2017 | MON | No | Yes | - | - | - | Resolved | Jan 31, 2017 | - | |
| Jan 1, 2017 | Jan 31, 2017 | MON | No | Yes | - | - | - | Resolved | Jan 31, 2017 | - | |
| Jan 1, 2017 | Jan 31, 2017 | MON | No | Yes | - | - | - | Resolved | Jan 31, 2017 | - | |
| Jan 1, 2017 | Mar 31, 2017 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Mar 31, 2017 | - | |
| Jan 1, 2017 | Mar 31, 2017 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Mar 31, 2017 | - | |
| Jan 1, 2017 | Mar 31, 2017 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Mar 31, 2017 | - | |
| Jan 1, 2017 | Mar 31, 2017 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Mar 31, 2017 | - | |
| Jan 1, 2016 | Mar 31, 2016 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Mar 31, 2016 | - | |
| Jan 1, 2016 | Mar 31, 2016 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Mar 31, 2016 | - | |
| Jan 1, 2016 | Mar 31, 2016 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Mar 31, 2016 | - | |
| Jan 1, 2016 | Mar 31, 2016 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Mar 31, 2016 | - | |
| Dec 1, 2015 | Dec 31, 2015 | MR | No | No | - | 5% of samples | - | Resolved | Dec 31, 2015 | - | |
| Dec 1, 2015 | Dec 31, 2015 | MR | No | No | - | 5% of samples | - | Resolved | Dec 31, 2015 | - | |
| Dec 1, 2015 | Dec 31, 2015 | MR | No | No | - | 5% of samples | - | Resolved | Dec 31, 2015 | - |
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.