ROCK RIVER SHORES
Wisconsin - Community Water System - PWSID: WI1540113
System Information
| PWSID | WI1540113 |
| System Name | ROCK RIVER SHORES |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Inactive |
| Owner Type | Private |
| EPA Region | 05 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Jan 28, 1981 |
| Last Reported | Mar 2, 2026 |
Location & Contact
| State | Wisconsin |
| City | COLFAX |
| ZIP Code | 54730 |
| Address | 301 BREMER AVE |
| Organization | PLEASANT VALLEY PROPERTIES |
| Phone | - |
Population & Service
| Population Served | 75 |
| Service Connections | 38 |
Drinking Water Violations (80)
This water system has 80 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Apr 1, 2023 | Jun 30, 2023 | MCL | Yes | No | 9.25 UG/L | 0.005 mg/L | 5.5 | Resolved | Jun 30, 2023 | - | |
| Apr 1, 2023 | Jun 30, 2023 | MCL | Yes | No | 9.25 UG/L | 0.005 mg/L | 5.5 | Resolved | Jun 30, 2023 | - | |
| Apr 1, 2023 | Jun 30, 2023 | MCL | Yes | No | 9.25 UG/L | 0.005 mg/L | 5.5 | Resolved | Jun 30, 2023 | - | |
| Apr 1, 2023 | Jun 30, 2023 | MCL | Yes | No | 9.25 UG/L | 0.005 mg/L | 5.5 | Resolved | Jun 30, 2023 | - | |
| Apr 1, 2023 | Jun 30, 2023 | MCL | Yes | No | 9.25 UG/L | 0.005 mg/L | 5.5 | Resolved | Jun 30, 2023 | - | |
| Apr 1, 2023 | Jun 30, 2023 | MCL | Yes | No | 9.25 UG/L | 0.005 mg/L | 5.5 | Resolved | Jun 30, 2023 | - | |
| Jan 1, 2023 | Mar 31, 2023 | MCL | Yes | No | 7.93 UG/L | 0.005 mg/L | 5.5 | Resolved | Mar 31, 2023 | - | |
| Jan 1, 2023 | Mar 31, 2023 | MCL | Yes | No | 7.93 UG/L | 0.005 mg/L | 5.5 | Resolved | Mar 31, 2023 | - | |
| Jan 1, 2023 | Mar 31, 2023 | MCL | Yes | No | 7.93 UG/L | 0.005 mg/L | 5.5 | Resolved | Mar 31, 2023 | - | |
| Jan 1, 2023 | Mar 31, 2023 | MCL | Yes | No | 7.93 UG/L | 0.005 mg/L | 5.5 | Resolved | Mar 31, 2023 | - | |
| Jan 1, 2023 | Mar 31, 2023 | MCL | Yes | No | 7.93 UG/L | 0.005 mg/L | 5.5 | Resolved | Mar 31, 2023 | - | |
| Jan 1, 2023 | Mar 31, 2023 | MCL | Yes | No | 7.93 UG/L | 0.005 mg/L | 5.5 | Resolved | Mar 31, 2023 | - | |
| Oct 1, 2022 | Dec 31, 2022 | MCL | Yes | No | 8.3 UG/L | 0.005 mg/L | 5.5 | Resolved | Dec 31, 2022 | - | |
| Oct 1, 2022 | Dec 31, 2022 | MCL | Yes | No | 8.3 UG/L | 0.005 mg/L | 5.5 | Resolved | Dec 31, 2022 | - | |
| Oct 1, 2022 | Dec 31, 2022 | MCL | Yes | No | 8.3 UG/L | 0.005 mg/L | 5.5 | Resolved | Dec 31, 2022 | - | |
| Oct 1, 2022 | Dec 31, 2022 | MCL | Yes | No | 8.3 UG/L | 0.005 mg/L | 5.5 | Resolved | Dec 31, 2022 | - | |
| Oct 1, 2022 | Dec 31, 2022 | MCL | Yes | No | 8.3 UG/L | 0.005 mg/L | 5.5 | Resolved | Dec 31, 2022 | - | |
| Oct 1, 2022 | Dec 31, 2022 | MCL | Yes | No | 8.3 UG/L | 0.005 mg/L | 5.5 | Resolved | Dec 31, 2022 | - | |
| Jul 1, 2022 | Sep 30, 2022 | MCL | Yes | No | 9.35 UG/L | 0.005 mg/L | 5.5 | Resolved | Sep 30, 2022 | - | |
| Jul 1, 2022 | Sep 30, 2022 | MCL | Yes | No | 9.35 UG/L | 0.005 mg/L | 5.5 | Resolved | Sep 30, 2022 | - | |
| Jul 1, 2022 | Sep 30, 2022 | MCL | Yes | No | 9.35 UG/L | 0.005 mg/L | 5.5 | Resolved | Sep 30, 2022 | - | |
| Jul 1, 2022 | Sep 30, 2022 | MCL | Yes | No | 9.35 UG/L | 0.005 mg/L | 5.5 | Resolved | Sep 30, 2022 | - | |
| Jul 1, 2022 | Sep 30, 2022 | MCL | Yes | No | 9.35 UG/L | 0.005 mg/L | 5.5 | Resolved | Sep 30, 2022 | - | |
| Jul 1, 2022 | Sep 30, 2022 | MCL | Yes | No | 9.35 UG/L | 0.005 mg/L | 5.5 | Resolved | Sep 30, 2022 | - | |
| Apr 1, 2022 | Jun 30, 2022 | MCL | Yes | No | 6.85 UG/L | 0.005 mg/L | 5.5 | Resolved | Jun 30, 2022 | - | |
| Apr 1, 2022 | Jun 30, 2022 | MCL | Yes | No | 6.85 UG/L | 0.005 mg/L | 5.5 | Resolved | Jun 30, 2022 | - | |
| Apr 1, 2022 | Jun 30, 2022 | MCL | Yes | No | 6.85 UG/L | 0.005 mg/L | 5.5 | Resolved | Jun 30, 2022 | - | |
| Apr 1, 2022 | Jun 30, 2022 | MCL | Yes | No | 6.85 UG/L | 0.005 mg/L | 5.5 | Resolved | Jun 30, 2022 | - | |
| Apr 1, 2022 | Jun 30, 2022 | MCL | Yes | No | 6.85 UG/L | 0.005 mg/L | 5.5 | Resolved | Jun 30, 2022 | - | |
| Apr 1, 2022 | Jun 30, 2022 | MCL | Yes | No | 6.85 UG/L | 0.005 mg/L | 5.5 | Resolved | Jun 30, 2022 | - | |
| Jan 1, 2022 | Mar 31, 2022 | MCL | Yes | No | 8.93 UG/L | 0.005 mg/L | 5.5 | Resolved | Mar 31, 2022 | - | |
| Jan 1, 2022 | Mar 31, 2022 | MCL | Yes | No | 8.93 UG/L | 0.005 mg/L | 5.5 | Resolved | Mar 31, 2022 | - | |
| Jan 1, 2022 | Mar 31, 2022 | MCL | Yes | No | 8.93 UG/L | 0.005 mg/L | 5.5 | Resolved | Mar 31, 2022 | - | |
| Jan 1, 2022 | Mar 31, 2022 | MCL | Yes | No | 8.93 UG/L | 0.005 mg/L | 5.5 | Resolved | Mar 31, 2022 | - | |
| Jan 1, 2022 | Mar 31, 2022 | MCL | Yes | No | 8.93 UG/L | 0.005 mg/L | 5.5 | Resolved | Mar 31, 2022 | - | |
| Jan 1, 2022 | Mar 31, 2022 | MCL | Yes | No | 8.93 UG/L | 0.005 mg/L | 5.5 | Resolved | Mar 31, 2022 | - | |
| Oct 1, 2021 | Dec 31, 2021 | MCL | Yes | No | 7 UG/L | 0.005 mg/L | 5.5 | Resolved | Dec 31, 2021 | - | |
| Oct 1, 2021 | Dec 31, 2021 | MCL | Yes | No | 7 UG/L | 0.005 mg/L | 5.5 | Resolved | Dec 31, 2021 | - | |
| Oct 1, 2021 | Dec 31, 2021 | MCL | Yes | No | 7 UG/L | 0.005 mg/L | 5.5 | Resolved | Dec 31, 2021 | - | |
| Oct 1, 2021 | Dec 31, 2021 | MCL | Yes | No | 7 UG/L | 0.005 mg/L | 5.5 | Resolved | Dec 31, 2021 | - | |
| Oct 1, 2021 | Dec 31, 2021 | MCL | Yes | No | 7 UG/L | 0.005 mg/L | 5.5 | Resolved | Dec 31, 2021 | - | |
| Oct 1, 2021 | Dec 31, 2021 | MCL | Yes | No | 7 UG/L | 0.005 mg/L | 5.5 | Resolved | Dec 31, 2021 | - | |
| Jul 1, 2021 | Sep 30, 2021 | MCL | Yes | No | 7.5 UG/L | 0.005 mg/L | 5.5 | Resolved | Sep 30, 2021 | - | |
| Jul 1, 2021 | Sep 30, 2021 | MCL | Yes | No | 7.5 UG/L | 0.005 mg/L | 5.5 | Resolved | Sep 30, 2021 | - | |
| Jul 1, 2021 | Sep 30, 2021 | MCL | Yes | No | 7.5 UG/L | 0.005 mg/L | 5.5 | Resolved | Sep 30, 2021 | - | |
| Jul 1, 2021 | Sep 30, 2021 | MCL | Yes | No | 7.5 UG/L | 0.005 mg/L | 5.5 | Resolved | Sep 30, 2021 | - | |
| Jul 1, 2021 | Sep 30, 2021 | MCL | Yes | No | 7.5 UG/L | 0.005 mg/L | 5.5 | Resolved | Sep 30, 2021 | - | |
| Jul 1, 2021 | Sep 30, 2021 | MCL | Yes | No | 7.5 UG/L | 0.005 mg/L | 5.5 | Resolved | Sep 30, 2021 | - | |
| Jul 1, 2021 | Sep 30, 2021 | MCL | Yes | No | 7.5 UG/L | 0.005 mg/L | 5.5 | Resolved | Sep 30, 2021 | - | |
| Jul 1, 2021 | Sep 30, 2021 | MCL | Yes | No | 7.5 UG/L | 0.005 mg/L | 5.5 | Resolved | Sep 30, 2021 | - |
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.