CEDAR JUNCTION
Wisconsin - Community Water System - PWSID: WI7720139
System Information
| PWSID | WI7720139 |
| System Name | CEDAR JUNCTION |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 05 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Jan 28, 1981 |
| Last Reported | May 29, 2026 |
Location & Contact
| State | Wisconsin |
| City | GRAFTON |
| ZIP Code | 53024 |
| Address | 361 FALLS ROAD |
| Organization | WI RAPIDS PROPERTIES LLC |
| Phone | - |
Population & Service
| Population Served | 45 |
| Service Connections | 24 |
Drinking Water Violations (124)
This water system has 124 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 2, 2025 | - | RPT | No | No | - | - | - | Resolved | Aug 1, 2025 | - | |
| Jul 1, 2017 | - | Other | No | No | - | - | - | Resolved | Aug 7, 2017 | - | |
| Jul 1, 2017 | - | Other | No | No | - | - | - | Resolved | Aug 7, 2017 | - | |
| Jul 1, 2017 | - | Other | No | No | - | - | - | Resolved | Aug 7, 2017 | - | |
| Jul 1, 2017 | - | Other | No | No | - | - | - | Resolved | Aug 7, 2017 | - | |
| Sep 1, 2008 | Sep 30, 2008 | MCL | Yes | No | - | 5% of samples | - | Resolved | Sep 26, 2008 | - | |
| Sep 1, 2008 | Sep 30, 2008 | MCL | Yes | No | - | 5% of samples | - | Resolved | Sep 26, 2008 | - | |
| Sep 1, 2008 | Sep 30, 2008 | MCL | Yes | No | - | 5% of samples | - | Resolved | Sep 26, 2008 | - | |
| Sep 1, 2008 | Sep 30, 2008 | MCL | Yes | No | - | 5% of samples | - | Resolved | Sep 26, 2008 | - | |
| Sep 1, 2008 | Sep 30, 2008 | MCL | Yes | No | - | 5% of samples | - | Resolved | Sep 26, 2008 | - | |
| Jul 1, 2006 | Sep 30, 2006 | MR | No | No | - | 5% of samples | - | Resolved | Sep 30, 2006 | - | |
| Jul 1, 2006 | Sep 30, 2006 | MR | No | No | - | 5% of samples | - | Resolved | Sep 30, 2006 | - | |
| Jul 1, 2006 | Sep 30, 2006 | MR | No | No | - | 5% of samples | - | Resolved | Sep 30, 2006 | - | |
| Jul 1, 2006 | Sep 30, 2006 | MR | No | No | - | 5% of samples | - | Resolved | Sep 30, 2006 | - | |
| Apr 1, 2006 | Jun 30, 2006 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 2006 | - | |
| Apr 1, 2006 | Jun 30, 2006 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 2006 | - | |
| Apr 1, 2006 | Jun 30, 2006 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 2006 | - | |
| Apr 1, 2006 | Jun 30, 2006 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 2006 | - | |
| Jan 1, 2005 | Mar 31, 2005 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 2005 | - | |
| Jan 1, 2005 | Mar 31, 2005 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 2005 | - | |
| Jan 1, 2005 | Mar 31, 2005 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 2005 | - | |
| Jan 1, 2005 | Mar 31, 2005 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 2005 | - | |
| May 1, 2000 | May 31, 2000 | MR | No | No | - | 5% of samples | - | Resolved | May 31, 2000 | - | |
| May 1, 2000 | May 31, 2000 | MR | No | No | - | 5% of samples | - | Resolved | May 31, 2000 | - | |
| May 1, 2000 | May 31, 2000 | MR | No | No | - | 5% of samples | - | Resolved | May 31, 2000 | - | |
| May 1, 2000 | May 31, 2000 | MR | No | No | - | 5% of samples | - | Resolved | May 31, 2000 | - | |
| Jul 1, 1995 | Sep 30, 1995 | MR | No | No | - | 5% of samples | - | Resolved | Sep 30, 1995 | - | |
| Jul 1, 1995 | Sep 30, 1995 | MR | No | No | - | 5% of samples | - | Resolved | Sep 30, 1995 | - | |
| Jan 1, 1994 | Mar 31, 1994 | MR | No | Yes | - | 0.002 mg/L | - | Resolved | Mar 31, 1994 | - | |
| Jan 1, 1994 | Mar 31, 1994 | MR | No | Yes | - | 0.05 mg/L | - | Resolved | Mar 31, 1994 | - | |
| Jan 1, 1994 | Mar 31, 1994 | MR | No | Yes | - | 0.05 mg/L | - | Resolved | Mar 31, 1994 | - | |
| Jan 1, 1994 | Mar 31, 1994 | MR | No | Yes | - | 0.05 mg/L | - | Resolved | Mar 31, 1994 | - | |
| Jan 1, 1994 | Mar 31, 1994 | MR | No | Yes | - | 0.003 mg/L | - | Resolved | Mar 31, 1994 | - | |
| Jan 1, 1994 | Mar 31, 1994 | MR | No | Yes | - | 0.05 mg/L | - | Resolved | Mar 31, 1994 | - | |
| Jan 1, 1994 | Mar 31, 1994 | MR | No | Yes | - | 0.001 mg/L | - | Resolved | Mar 31, 1994 | - | |
| Jan 1, 1994 | Mar 31, 1994 | MR | No | Yes | - | 0.001 mg/L | - | Resolved | Mar 31, 1994 | - | |
| Jan 1, 1994 | Mar 31, 1994 | MR | No | Yes | - | 0.2 mg/L | - | Resolved | Mar 31, 1994 | - | |
| Jan 1, 1994 | Mar 31, 1994 | MR | No | Yes | - | 0.2 mg/L | - | Resolved | Mar 31, 1994 | - | |
| Jan 1, 1994 | Mar 31, 1994 | MR | No | Yes | - | 0.2 mg/L | - | Resolved | Mar 31, 1994 | - | |
| Jan 1, 1994 | Mar 31, 1994 | MR | No | Yes | - | 0.07 mg/L | - | Resolved | Mar 31, 1994 | - | |
| Jan 1, 1994 | Mar 31, 1994 | MR | No | Yes | - | 0.07 mg/L | - | Resolved | Mar 31, 1994 | - | |
| Jan 1, 1994 | Mar 31, 1994 | MR | No | Yes | - | 0.003 mg/L | - | Resolved | Mar 31, 1994 | - | |
| Jan 1, 1994 | Mar 31, 1994 | MR | No | Yes | - | 0.003 mg/L | - | Resolved | Mar 31, 1994 | - | |
| Jan 1, 1994 | Mar 31, 1994 | MR | No | Yes | - | 0.04 mg/L | - | Resolved | Mar 31, 1994 | - | |
| Jan 1, 1994 | Mar 31, 1994 | MR | No | Yes | - | 0.04 mg/L | - | Resolved | Mar 31, 1994 | - | |
| Jan 1, 1994 | Mar 31, 1994 | MR | No | Yes | - | - | - | Resolved | Mar 31, 1994 | - | |
| Jan 1, 1994 | Mar 31, 1994 | MR | No | Yes | - | - | - | Resolved | Mar 31, 1994 | - | |
| Jan 1, 1994 | Mar 31, 1994 | MR | No | Yes | - | - | - | Resolved | Mar 31, 1994 | - | |
| Jan 1, 1994 | Mar 31, 1994 | MR | No | Yes | - | 0.001 mg/L | - | Resolved | Mar 31, 1994 | - | |
| Jan 1, 1994 | Mar 31, 1994 | MR | No | Yes | - | 0.2 mg/L | - | Resolved | Mar 31, 1994 | - |
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.