WILTON WATERWORKS
Wisconsin — Community Water System — PWSID: WI6420306
System Information
| PWSID | WI6420306 |
| System Name | WILTON 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 | WILTON |
| ZIP Code | 54670 |
| Address | 400 EAST ST |
| Organization | OIUM, CASEY - WILTON VILLAGE CLERK |
| Phone | — |
Population & Service
| Population Served | 490 |
| Service Connections | 263 |
Drinking Water Violations (40)
This water system has 40 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 11, 2023 | — | TT | Yes | No | — | — | — | Resolved | Jul 31, 2023 | — | |
| Jul 11, 2023 | — | TT | Yes | No | — | — | — | Resolved | Jul 31, 2023 | — | |
| Nov 2, 2022 | — | TT | Yes | No | — | — | — | Resolved | Nov 8, 2022 | — | |
| Nov 2, 2022 | — | TT | Yes | No | — | — | — | Resolved | Nov 8, 2022 | — | |
| Feb 1, 2008 | Feb 29, 2008 | MCL | Yes | No | — | 5% of samples | — | Resolved | Feb 29, 2008 | — | |
| Feb 1, 2008 | Feb 29, 2008 | MCL | Yes | No | — | 5% of samples | — | Resolved | Feb 29, 2008 | — | |
| Feb 1, 2008 | Feb 29, 2008 | MCL | Yes | No | — | 5% of samples | — | Resolved | Feb 29, 2008 | — | |
| Feb 1, 2008 | Feb 29, 2008 | MCL | Yes | No | — | 5% of samples | — | Resolved | Feb 29, 2008 | — | |
| Feb 1, 2008 | Feb 29, 2008 | MCL | Yes | No | — | 5% of samples | — | Resolved | Feb 29, 2008 | — | |
| Dec 1, 2007 | Dec 31, 2007 | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2007 | — | |
| Dec 1, 2007 | Dec 31, 2007 | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2007 | — | |
| Dec 1, 2007 | Dec 31, 2007 | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2007 | — | |
| Dec 1, 2007 | Dec 31, 2007 | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2007 | — | |
| Oct 1, 2007 | Dec 31, 2007 | MR | No | No | — | 4.0 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Oct 1, 2007 | Dec 31, 2007 | MR | No | No | — | 4.0 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Oct 1, 2007 | Dec 31, 2007 | MR | No | No | — | 4.0 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Oct 1, 2007 | Dec 31, 2007 | MR | No | No | — | 4.0 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Apr 1, 2000 | Apr 30, 2000 | MR | No | No | — | 5% of samples | — | Resolved | Apr 30, 2000 | — | |
| Apr 1, 2000 | Apr 30, 2000 | MR | No | No | — | 5% of samples | — | Resolved | Apr 30, 2000 | — | |
| Apr 1, 2000 | Apr 30, 2000 | MR | No | No | — | 5% of samples | — | Resolved | Apr 30, 2000 | — | |
| Apr 1, 2000 | Apr 30, 2000 | MR | No | No | — | 5% of samples | — | Resolved | Apr 30, 2000 | — | |
| Apr 1, 2000 | Apr 30, 2000 | MR | No | No | — | 5% of samples | — | Resolved | Apr 30, 2000 | — | |
| Apr 1, 1998 | Apr 30, 1998 | MR | No | No | — | 5% of samples | — | Resolved | Apr 30, 1998 | — | |
| Apr 1, 1998 | Apr 30, 1998 | MR | No | No | — | 5% of samples | — | Resolved | Apr 30, 1998 | — | |
| Apr 1, 1998 | Apr 30, 1998 | MR | No | No | — | 5% of samples | — | Resolved | Apr 30, 1998 | — | |
| Apr 1, 1998 | Apr 30, 1998 | MR | No | No | — | 5% of samples | — | Resolved | Apr 30, 1998 | — | |
| Feb 1, 1995 | Feb 28, 1995 | MCL | Yes | No | — | 5% of samples | — | Resolved | Feb 28, 1995 | — | |
| Feb 1, 1995 | Feb 28, 1995 | MCL | Yes | No | — | 5% of samples | — | Resolved | Feb 28, 1995 | — | |
| Feb 1, 1995 | Feb 28, 1995 | MCL | Yes | No | — | 5% of samples | — | Resolved | Feb 28, 1995 | — | |
| Feb 1, 1995 | Feb 28, 1995 | MCL | Yes | No | — | 5% of samples | — | Resolved | Feb 28, 1995 | — | |
| Aug 1, 1993 | Aug 31, 1993 | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 1993 | — | |
| Aug 1, 1993 | Aug 31, 1993 | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 1993 | — | |
| Aug 1, 1993 | Aug 31, 1993 | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 1993 | — | |
| Aug 1, 1993 | Aug 31, 1993 | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 1993 | — | |
| Aug 1, 1993 | Aug 31, 1993 | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 1993 | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | 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.