SHERWOOD WATERWORKS
Wisconsin - Community Water System - PWSID: WI4080271
System Information
| PWSID | WI4080271 |
| System Name | SHERWOOD WATERWORKS |
| System Type | Community Water System |
| Water Source | Surface Water Purchased |
| 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 | SHERWOOD |
| ZIP Code | 54169 |
| Address | W489 CLIFTON RD |
| Organization | SHERWOOD VIL ADM - PADRICK DUNN |
| Phone | - |
Population & Service
| Population Served | 3,114 |
| Service Connections | 1,153 |
Drinking Water Violations (155)
This water system has 155 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 1, 2025 | Dec 31, 2025 | MR | No | No | - | 0.060 mg/L | - | Archived | Dec 31, 2025 | - | |
| Oct 1, 2025 | Dec 31, 2025 | MR | No | No | - | 0.080 mg/L | - | Archived | Dec 31, 2025 | - | |
| Oct 1, 2025 | Dec 31, 2025 | MR | No | No | - | 0.060 mg/L | - | Archived | Dec 31, 2025 | - | |
| Oct 1, 2025 | Dec 31, 2025 | MR | No | No | - | 0.080 mg/L | - | Archived | Dec 31, 2025 | - | |
| Oct 17, 2024 | - | TT | Yes | No | - | - | - | Resolved | Aug 25, 2025 | - | |
| Oct 17, 2024 | - | TT | Yes | No | - | - | - | Resolved | Aug 25, 2025 | - | |
| Oct 17, 2024 | - | TT | Yes | No | - | - | - | Resolved | Aug 25, 2025 | - | |
| Oct 17, 2024 | - | Other | No | No | - | - | - | Resolved | Jun 30, 2025 | - | |
| Oct 1, 2024 | - | Other | No | No | - | - | - | Resolved | Jul 15, 2025 | - | |
| Oct 1, 2024 | - | Other | No | No | - | - | - | Resolved | Jul 15, 2025 | - | |
| Jul 1, 2013 | Sep 30, 2013 | MR | No | No | - | 0.060 mg/L | - | Resolved | Sep 30, 2013 | - | |
| Jul 1, 2013 | Sep 30, 2013 | MR | No | No | - | 0.060 mg/L | - | Resolved | Sep 30, 2013 | - | |
| Jul 1, 2013 | Sep 30, 2013 | MR | No | No | - | 0.060 mg/L | - | Resolved | Sep 30, 2013 | - | |
| Jul 1, 2013 | Sep 30, 2013 | MR | No | No | - | 0.080 mg/L | - | Resolved | Sep 30, 2013 | - | |
| Jul 1, 2013 | Sep 30, 2013 | MR | No | No | - | 0.080 mg/L | - | Resolved | Sep 30, 2013 | - | |
| Jul 1, 2013 | Sep 30, 2013 | MR | No | No | - | 0.080 mg/L | - | Resolved | Sep 30, 2013 | - | |
| Jul 1, 2013 | Sep 30, 2013 | MR | No | No | - | 0.080 mg/L | - | Resolved | Sep 30, 2013 | - | |
| Jul 1, 2013 | Sep 30, 2013 | MR | No | No | - | 0.060 mg/L | - | Resolved | Sep 30, 2013 | - | |
| Oct 1, 2012 | - | MR | No | No | - | TT | - | Resolved | Jun 27, 2013 | - | |
| Oct 1, 2012 | - | MR | No | No | - | TT | - | Resolved | Jun 27, 2013 | - | |
| Oct 1, 2012 | - | MR | No | No | - | TT | - | Resolved | Jun 27, 2013 | - | |
| Apr 1, 2012 | - | MR | No | No | - | TT | - | Resolved | Jul 31, 2012 | - | |
| Apr 1, 2012 | - | MR | No | No | - | TT | - | Resolved | Jul 31, 2012 | - | |
| Oct 1, 2011 | - | MR | No | No | - | TT | - | Resolved | Dec 19, 2011 | - | |
| Oct 1, 2011 | - | MR | No | No | - | TT | - | Resolved | Dec 19, 2011 | - | |
| Aug 1, 2009 | Aug 31, 2009 | MR | No | No | - | 5% of samples | - | Archived | Aug 31, 2009 | - | |
| Aug 1, 2009 | Aug 31, 2009 | MR | No | No | - | 5% of samples | - | Archived | Aug 31, 2009 | - | |
| Aug 1, 2009 | Aug 31, 2009 | MR | No | No | - | 5% of samples | - | Archived | Aug 31, 2009 | - | |
| Aug 1, 2009 | Aug 31, 2009 | MR | No | No | - | 5% of samples | - | Archived | Aug 31, 2009 | - | |
| Aug 1, 2009 | Aug 31, 2009 | MR | No | No | - | 5% of samples | - | Archived | Aug 31, 2009 | - | |
| Jul 1, 2009 | Sep 30, 2009 | MR | No | No | - | 4.0 mg/L | - | Archived | Sep 30, 2009 | - | |
| Jul 1, 2009 | Sep 30, 2009 | MR | No | No | - | 4.0 mg/L | - | Archived | Sep 30, 2009 | - | |
| Jul 1, 2009 | Sep 30, 2009 | MR | No | No | - | 4.0 mg/L | - | Archived | Sep 30, 2009 | - | |
| Jul 1, 2009 | Sep 30, 2009 | MR | No | No | - | 4.0 mg/L | - | Archived | Sep 30, 2009 | - | |
| Jul 1, 2009 | Sep 30, 2009 | MR | No | No | - | 4.0 mg/L | - | Archived | Sep 30, 2009 | - | |
| Jun 12, 2009 | - | Other | No | No | - | - | - | Resolved | Feb 22, 2011 | - | |
| Apr 1, 2009 | Jun 30, 2009 | MCL | Yes | No | 199 UG/L | 0.080 mg/L | 80.5 | Resolved | Jun 30, 2009 | - | |
| Apr 1, 2009 | Jun 30, 2009 | MCL | Yes | No | 199 UG/L | 0.080 mg/L | 80.5 | Resolved | Jun 30, 2009 | - | |
| Apr 1, 2009 | Jun 30, 2009 | MCL | Yes | No | 199 UG/L | 0.080 mg/L | 80.5 | Resolved | Jun 30, 2009 | - | |
| Apr 1, 2009 | Jun 30, 2009 | MCL | Yes | No | 199 UG/L | 0.080 mg/L | 80.5 | Resolved | Jun 30, 2009 | - | |
| Mar 2, 2009 | - | Other | No | No | - | - | - | Resolved | Feb 22, 2011 | - | |
| Jan 1, 2009 | Mar 31, 2009 | MCL | Yes | No | 196.75 UG/L | 0.080 mg/L | 80.5 | Resolved | Mar 31, 2009 | - | |
| Jan 1, 2009 | Mar 31, 2009 | MCL | Yes | No | 196.75 UG/L | 0.080 mg/L | 80.5 | Resolved | Mar 31, 2009 | - | |
| Jan 1, 2009 | Mar 31, 2009 | MCL | Yes | No | 196.75 UG/L | 0.080 mg/L | 80.5 | Resolved | Mar 31, 2009 | - | |
| Jan 1, 2009 | Mar 31, 2009 | MCL | Yes | No | 196.75 UG/L | 0.080 mg/L | 80.5 | Resolved | Mar 31, 2009 | - | |
| Dec 3, 2008 | - | Other | No | No | - | - | - | Resolved | Feb 22, 2011 | - | |
| Oct 1, 2008 | Dec 31, 2008 | MCL | Yes | No | 199.1 UG/L | 0.080 mg/L | 80.5 | Resolved | Dec 31, 2008 | - | |
| Oct 1, 2008 | Dec 31, 2008 | MCL | Yes | No | 199.1 UG/L | 0.080 mg/L | 80.5 | Resolved | Dec 31, 2008 | - | |
| Oct 1, 2008 | Dec 31, 2008 | MCL | Yes | No | 199.1 UG/L | 0.080 mg/L | 80.5 | Resolved | Dec 31, 2008 | - | |
| Oct 1, 2008 | Dec 31, 2008 | MCL | Yes | No | 199.1 UG/L | 0.080 mg/L | 80.5 | Resolved | Dec 31, 2008 | - |
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.