PRAIRIE DU SAC WATERWORKS
Wisconsin - Community Water System - PWSID: WI1570100
System Information
| PWSID | WI1570100 |
| System Name | PRAIRIE DU SAC WATERWORKS |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 05 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Jan 28, 1981 |
| Last Reported | Mar 2, 2026 |
Location & Contact
| State | Wisconsin |
| City | PRAIRIE DU SAC |
| ZIP Code | 53578 |
| Address | 335 GALENA ST |
| Organization | WILDMAN, ALAN - VILLAGE ADMINISTRATOR |
| Phone | - |
Population & Service
| Population Served | 4,006 |
| Service Connections | 1,483 |
Drinking Water Violations (55)
This water system has 55 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct 17, 2024 | - | Other | No | No | - | - | - | Unaddressed | - | - | |
| Oct 17, 2024 | - | TT | Yes | No | - | - | - | Resolved | Jun 4, 2025 | - | |
| Oct 1, 2019 | Dec 31, 2019 | MR | No | No | - | 0.080 mg/L | - | Resolved | Dec 31, 2019 | - | |
| Oct 1, 2019 | Dec 31, 2019 | MR | No | No | - | 0.080 mg/L | - | Resolved | Dec 31, 2019 | - | |
| Oct 1, 2019 | Dec 31, 2019 | MR | No | No | - | 0.080 mg/L | - | Resolved | Dec 31, 2019 | - | |
| Oct 1, 2019 | Dec 31, 2019 | MR | No | No | - | 0.080 mg/L | - | Resolved | Dec 31, 2019 | - | |
| Oct 1, 2019 | Dec 31, 2019 | MR | No | No | - | 0.060 mg/L | - | Resolved | Dec 31, 2019 | - | |
| Oct 1, 2019 | Dec 31, 2019 | MR | No | No | - | 0.060 mg/L | - | Resolved | Dec 31, 2019 | - | |
| Oct 1, 2019 | Dec 31, 2019 | MR | No | No | - | 0.060 mg/L | - | Resolved | Dec 31, 2019 | - | |
| Oct 1, 2019 | Dec 31, 2019 | MR | No | No | - | 0.060 mg/L | - | Resolved | Dec 31, 2019 | - | |
| Oct 1, 2014 | Dec 31, 2014 | MCL | Yes | No | 11 MG/L | 10 mg/L | 10.5 | Resolved | Dec 31, 2014 | - | |
| Oct 1, 2014 | Dec 31, 2014 | MCL | Yes | No | 11 MG/L | 10 mg/L | 10.5 | Resolved | Dec 31, 2014 | - | |
| Oct 1, 2014 | Dec 31, 2014 | MCL | Yes | No | 11 MG/L | 10 mg/L | 10.5 | Resolved | Dec 31, 2014 | - | |
| Oct 1, 2014 | Dec 31, 2014 | MCL | Yes | No | 11 MG/L | 10 mg/L | 10.5 | Resolved | Dec 31, 2014 | - | |
| Oct 1, 2014 | Dec 31, 2014 | MCL | Yes | No | 11 MG/L | 10 mg/L | 10.5 | Resolved | Dec 31, 2014 | - | |
| Oct 1, 2014 | Oct 31, 2014 | MCL | Yes | No | - | 5% of samples | - | Resolved | Oct 13, 2014 | - | |
| Oct 1, 2014 | Oct 31, 2014 | MCL | Yes | No | - | 5% of samples | - | Resolved | Oct 13, 2014 | - | |
| Oct 1, 2014 | Oct 31, 2014 | MCL | Yes | No | - | 5% of samples | - | Resolved | Oct 13, 2014 | - | |
| Oct 1, 2014 | Oct 31, 2014 | MCL | Yes | No | - | 5% of samples | - | Resolved | Oct 13, 2014 | - | |
| Oct 1, 2014 | Oct 31, 2014 | MCL | Yes | No | - | 5% of samples | - | Resolved | Oct 13, 2014 | - | |
| Oct 1, 2014 | Dec 31, 2014 | MCL | Yes | No | 11 MG/L | 10 mg/L | 10.5 | Resolved | Dec 31, 2014 | - | |
| Oct 1, 2014 | Dec 31, 2014 | MCL | Yes | No | 11 MG/L | 10 mg/L | 10.5 | Resolved | Dec 31, 2014 | - | |
| Oct 1, 2014 | Dec 31, 2014 | MCL | Yes | No | 11 MG/L | 10 mg/L | 10.5 | Resolved | Dec 31, 2014 | - | |
| Sep 1, 2011 | Sep 30, 2011 | MCL | Yes | No | - | 5% of samples | - | Resolved | Sep 15, 2011 | - | |
| Sep 1, 2011 | Sep 30, 2011 | MCL | Yes | No | - | 5% of samples | - | Resolved | Sep 15, 2011 | - | |
| Sep 1, 2011 | Sep 30, 2011 | MCL | Yes | No | - | 5% of samples | - | Resolved | Sep 15, 2011 | - | |
| Sep 1, 2011 | Sep 30, 2011 | MCL | Yes | No | - | 5% of samples | - | Resolved | Sep 15, 2011 | - | |
| Jul 1, 2010 | - | Other | No | No | - | - | - | Resolved | Jul 26, 2010 | - | |
| Jul 1, 2010 | - | Other | No | No | - | - | - | Resolved | Jul 26, 2010 | - | |
| 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 | - | |
| Aug 1, 1994 | Aug 31, 1994 | MCL | Yes | No | - | 5% of samples | - | Resolved | Aug 17, 1994 | - | |
| Aug 1, 1994 | Aug 31, 1994 | MCL | Yes | No | - | 5% of samples | - | Resolved | Aug 17, 1994 | - | |
| Aug 1, 1994 | Aug 31, 1994 | MCL | Yes | No | - | 5% of samples | - | Resolved | Aug 17, 1994 | - | |
| Aug 1, 1994 | Aug 31, 1994 | MCL | Yes | No | - | 5% of samples | - | Resolved | Aug 17, 1994 | - | |
| Aug 1, 1994 | Aug 31, 1994 | MCL | Yes | No | - | 5% of samples | - | Resolved | Aug 17, 1994 | - | |
| Aug 1, 1994 | Aug 31, 1994 | MCL | Yes | No | - | 5% of samples | - | Resolved | Aug 17, 1994 | - | |
| Aug 1, 1994 | Aug 31, 1994 | MCL | Yes | No | - | 5% of samples | - | Resolved | Aug 17, 1994 | - | |
| Aug 1, 1994 | Aug 31, 1994 | MCL | Yes | No | - | 5% of samples | - | Resolved | Aug 17, 1994 | - | |
| Aug 1, 1994 | Aug 31, 1994 | MCL | Yes | No | - | 5% of samples | - | Resolved | Aug 17, 1994 | - | |
| Jul 1, 1991 | Jul 31, 1991 | MCL | Yes | No | - | 5% of samples | - | Archived | Jul 31, 1991 | - | |
| Jul 1, 1991 | Jul 31, 1991 | MCL | Yes | No | - | 5% of samples | - | Archived | Jul 31, 1991 | - | |
| Jul 1, 1991 | Jul 31, 1991 | MCL | Yes | No | - | 5% of samples | - | Archived | Jul 31, 1991 | - | |
| Jul 1, 1991 | Jul 31, 1991 | MCL | Yes | No | - | 5% of samples | - | Archived | Jul 31, 1991 | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | 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.