COBBLESTONE SUBDIVISION
Utah - Non-Transient Non-Community - PWSID: UTAH03084
System Information
| PWSID | UTAH03084 |
| System Name | COBBLESTONE SUBDIVISION |
| System Type | Non-Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Non-Inventory |
| Owner Type | Private |
| EPA Region | 08 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Jan 27, 1983 |
| Last Reported | Feb 23, 2026 |
Location & Contact
| State | Utah |
| City | MENDON, |
| ZIP Code | 84325 |
| Address | - |
| Organization | - |
| Phone | 801-753-1052 |
Population & Service
| Population Served | 110 |
| Service Connections | 25 |
Drinking Water Violations (57)
This water system has 57 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 1, 1991 | Dec 31, 1991 | Other | No | No | - | 5% of samples | - | Resolved | Dec 31, 1991 | - | |
| Dec 1, 1991 | Dec 31, 1991 | Other | No | No | - | 5% of samples | - | Resolved | Dec 31, 1991 | - | |
| Dec 1, 1991 | Dec 31, 1991 | MR | No | No | - | 5% of samples | - | Archived | Dec 31, 1991 | - | |
| Dec 1, 1991 | Dec 31, 1991 | MR | No | No | - | 5% of samples | - | Archived | Dec 31, 1991 | - | |
| Dec 1, 1991 | Dec 31, 1991 | MR | No | No | - | 5% of samples | - | Archived | Dec 31, 1991 | - | |
| Nov 1, 1991 | Nov 30, 1991 | MCL | Yes | No | - | 5% of samples | - | Archived | Nov 30, 1991 | - | |
| Nov 1, 1991 | Nov 30, 1991 | MCL | Yes | No | - | 5% of samples | - | Archived | Nov 30, 1991 | - | |
| Nov 1, 1991 | Nov 30, 1991 | MCL | Yes | No | - | 5% of samples | - | Archived | Nov 30, 1991 | - | |
| Nov 1, 1991 | Nov 30, 1991 | MCL | Yes | No | - | 5% of samples | - | Archived | Nov 30, 1991 | - | |
| Jun 1, 1991 | Jun 30, 1991 | Other | No | No | - | 5% of samples | - | Resolved | Jun 30, 1991 | - | |
| Jun 1, 1991 | Jun 30, 1991 | MCL | Yes | No | - | 5% of samples | - | Archived | Jun 30, 1991 | - | |
| Jun 1, 1991 | Jun 30, 1991 | MCL | Yes | No | - | 5% of samples | - | Archived | Jun 30, 1991 | - | |
| Jun 1, 1991 | Jun 30, 1991 | MCL | Yes | No | - | 5% of samples | - | Archived | Jun 30, 1991 | - | |
| Jun 1, 1991 | Jun 30, 1991 | MCL | Yes | No | - | 5% of samples | - | Archived | Jun 30, 1991 | - | |
| Jun 1, 1991 | Jun 30, 1991 | Other | No | No | - | 5% of samples | - | Resolved | Jun 30, 1991 | - | |
| Feb 1, 1991 | Feb 28, 1991 | MR | No | No | - | 5% of samples | - | Archived | Feb 28, 1991 | - | |
| Feb 1, 1991 | Feb 28, 1991 | MR | No | No | - | 5% of samples | - | Archived | Feb 28, 1991 | - | |
| Feb 1, 1991 | Feb 28, 1991 | MR | No | No | - | 5% of samples | - | Archived | Feb 28, 1991 | - | |
| Jan 1, 1991 | Jan 31, 1991 | MCL | Yes | No | - | 5% of samples | - | Archived | Jan 31, 1991 | - | |
| Jan 1, 1991 | Jan 31, 1991 | MR | No | No | - | 5% of samples | - | Resolved | Jan 31, 1991 | - | |
| Jan 1, 1991 | Jan 31, 1991 | MR | No | No | - | 5% of samples | - | Resolved | Jan 31, 1991 | - | |
| Jan 1, 1985 | Dec 31, 1985 | MR | No | Yes | - | 15 pCi/L | - | Archived | Dec 31, 1985 | - | |
| Jan 1, 1985 | Dec 31, 1985 | MR | No | Yes | - | 4.0 mg/L | - | Archived | Dec 31, 1985 | - | |
| Jan 1, 1985 | Dec 31, 1985 | MR | No | Yes | - | 2 mg/L | - | Archived | Dec 31, 1985 | - | |
| Jan 1, 1985 | Dec 31, 1985 | MR | No | Yes | - | 10 mg/L | - | Archived | Dec 31, 1985 | - | |
| Jan 1, 1985 | Dec 31, 1985 | MR | No | Yes | - | 0.010 mg/L | - | Archived | Dec 31, 1985 | - | |
| Jan 1, 1985 | Dec 31, 1985 | MR | No | Yes | - | 0.002 mg/L | - | Archived | Dec 31, 1985 | - | |
| Jan 1, 1985 | Dec 31, 1985 | MR | No | Yes | - | 0.1 mg/L | - | Archived | Dec 31, 1985 | - | |
| Jan 1, 1985 | Dec 31, 1985 | MR | No | Yes | - | 0.005 mg/L | - | Archived | Dec 31, 1985 | - | |
| Jan 1, 1985 | Dec 31, 1985 | MR | No | Yes | - | 0.05 mg/L | - | Archived | Dec 31, 1985 | - | |
| Jan 1, 1984 | Jan 31, 1984 | MR | No | Yes | - | 10 mg/L | - | Archived | Jan 31, 1984 | - | |
| Jan 1, 1983 | Jan 31, 1983 | MR | No | Yes | - | 10 mg/L | - | Archived | Jan 31, 1983 | - | |
| Jan 1, 1982 | Jan 31, 1982 | MR | No | Yes | - | 10 mg/L | - | Archived | Jan 31, 1982 | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
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| - | - | - | 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.