Rocky Reef Resort
Minnesota - Transient Non-Community - PWSID: MN5480241
System Information
| PWSID | MN5480241 |
| System Name | Rocky Reef Resort |
| System Type | Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 05 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Dec 14, 1995 |
| Last Reported | Feb 25, 2026 |
Location & Contact
| State | Minnesota |
| City | Onamia |
| ZIP Code | 56359 |
| Address | 13207 Twilight Road |
| Organization | Rocky Reef Resort |
| Phone | - |
Population & Service
| Population Served | 40 |
| Service Connections | 24 |
Drinking Water Violations (27)
This water system has 27 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Aug 1, 2015 | Aug 31, 2015 | MCL | Yes | No | - | 5% of samples | - | Resolved | Aug 20, 2015 | - | |
| Aug 1, 2015 | Aug 31, 2015 | MCL | Yes | No | - | 5% of samples | - | Resolved | Aug 20, 2015 | - | |
| Aug 1, 2015 | Aug 31, 2015 | MCL | Yes | No | - | 5% of samples | - | Resolved | Aug 20, 2015 | - | |
| Aug 1, 2015 | Aug 31, 2015 | MCL | Yes | No | - | 5% of samples | - | Resolved | Aug 20, 2015 | - | |
| Aug 1, 2015 | Aug 31, 2015 | MCL | Yes | No | - | 5% of samples | - | Resolved | Aug 20, 2015 | - | |
| Aug 1, 2015 | Aug 31, 2015 | MCL | Yes | No | - | 5% of samples | - | Resolved | Aug 20, 2015 | - | |
| Jul 1, 2008 | Jul 31, 2008 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jul 31, 2008 | - | |
| Jul 1, 2008 | Jul 31, 2008 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jul 31, 2008 | - | |
| Jul 1, 2008 | Jul 31, 2008 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jul 31, 2008 | - | |
| Jul 1, 2008 | Jul 31, 2008 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jul 31, 2008 | - | |
| Jul 1, 2008 | Jul 31, 2008 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jul 31, 2008 | - | |
| Jul 1, 2008 | Jul 31, 2008 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jul 31, 2008 | - | |
| Jul 1, 2008 | Jul 31, 2008 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jul 31, 2008 | - | |
| Jul 1, 2003 | Jul 31, 2003 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jul 28, 2003 | - | |
| Jul 1, 2003 | Jul 31, 2003 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jul 28, 2003 | - | |
| Jul 1, 2003 | Jul 31, 2003 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jul 28, 2003 | - | |
| Jul 1, 2003 | Jul 31, 2003 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jul 28, 2003 | - | |
| Jul 1, 2003 | Jul 31, 2003 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jul 28, 2003 | - | |
| Jul 1, 2003 | Jul 31, 2003 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jul 28, 2003 | - | |
| Jul 1, 2003 | Jul 31, 2003 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jul 28, 2003 | - | |
| Jan 1, 1996 | Dec 31, 1996 | MCL | Yes | No | - | 5% of samples | - | Resolved | Aug 23, 1996 | - | |
| Jan 1, 1996 | Dec 31, 1996 | MCL | Yes | No | - | 5% of samples | - | Resolved | Aug 23, 1996 | - | |
| Jan 1, 1996 | Dec 31, 1996 | MCL | Yes | No | - | 5% of samples | - | Resolved | Aug 23, 1996 | - | |
| Jan 1, 1996 | Dec 31, 1996 | MCL | Yes | No | - | 5% of samples | - | Resolved | Aug 23, 1996 | - | |
| Jan 1, 1996 | Dec 31, 1996 | MCL | Yes | No | - | 5% of samples | - | Resolved | Aug 23, 1996 | - | |
| Jan 1, 1996 | Dec 31, 1996 | MCL | Yes | No | - | 5% of samples | - | Resolved | Aug 23, 1996 | - | |
| Jan 1, 1996 | Dec 31, 1996 | MCL | Yes | No | - | 5% of samples | - | Resolved | Aug 23, 1996 | - |
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.