GREEN LAKE WATERWORKS
Wisconsin — Community Water System — PWSID: WI4240217
System Information
| PWSID | WI4240217 |
| System Name | GREEN LAKE 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 | GREEN LAKE |
| ZIP Code | 54941 |
| Address | 534 MILL ST |
| Organization | DUGENSKE, BARBARA L - CLERK-TREAS |
| Phone | — |
Population & Service
| Population Served | 1,002 |
| Service Connections | 371 |
Drinking Water Violations (54)
This water system has 54 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 | — | — | — | Resolved | Apr 7, 2025 | — | |
| Oct 17, 2024 | — | TT | Yes | No | — | — | — | Resolved | May 29, 2025 | — | |
| Oct 17, 2024 | — | TT | Yes | No | — | — | — | Resolved | May 29, 2025 | — | |
| Oct 17, 2024 | — | TT | Yes | No | — | — | — | Resolved | May 29, 2025 | — | |
| Jan 1, 2024 | — | MR | No | No | — | TT | — | Resolved | Jan 12, 2024 | — | |
| Jan 1, 2024 | — | MR | No | No | — | TT | — | Resolved | Jan 12, 2024 | — | |
| Jul 1, 2022 | — | Other | No | No | — | — | — | Resolved | Oct 14, 2022 | — | |
| Jul 1, 2022 | — | Other | No | No | — | — | — | Resolved | Oct 14, 2022 | — | |
| Jul 1, 2022 | — | Other | No | No | — | — | — | Resolved | Oct 14, 2022 | — | |
| Jul 1, 2022 | — | Other | No | No | — | — | — | Resolved | Oct 14, 2022 | — | |
| Jan 1, 2020 | Mar 31, 2020 | MR | No | Yes | — | 10 mg/L | — | Resolved | Mar 31, 2020 | — | |
| Jan 1, 2020 | Mar 31, 2020 | MR | No | Yes | — | 10 mg/L | — | Resolved | Mar 31, 2020 | — | |
| Jan 1, 2020 | Mar 31, 2020 | MR | No | Yes | — | 10 mg/L | — | Resolved | Mar 31, 2020 | — | |
| Jan 1, 2020 | Mar 31, 2020 | MR | No | Yes | — | 10 mg/L | — | Resolved | Mar 31, 2020 | — | |
| Jan 1, 2014 | — | MR | No | No | — | TT | — | Resolved | Jan 20, 2014 | — | |
| Jan 1, 2014 | — | MR | No | No | — | TT | — | Resolved | Jan 20, 2014 | — | |
| Apr 1, 2013 | — | MR | No | No | — | TT | — | Resolved | Jan 20, 2014 | — | |
| Apr 1, 2013 | — | MR | No | No | — | TT | — | Resolved | Jan 20, 2014 | — | |
| Oct 1, 2012 | — | MR | No | No | — | TT | — | Resolved | Jan 21, 2013 | — | |
| Oct 1, 2012 | — | MR | No | No | — | TT | — | Resolved | Jan 21, 2013 | — | |
| Jul 1, 2012 | — | Other | No | No | — | — | — | Resolved | Jul 25, 2012 | — | |
| Jul 1, 2006 | — | Other | No | No | — | — | — | Resolved | Feb 22, 2011 | — | |
| Jul 1, 2006 | — | Other | No | No | — | — | — | Resolved | Feb 22, 2011 | — | |
| Apr 1, 2006 | — | Other | No | No | — | — | — | Resolved | Feb 22, 2011 | — | |
| Jan 1, 2006 | — | TT | Yes | No | — | TT | — | Resolved | Jul 7, 2006 | — | |
| Jan 1, 2006 | — | MR | No | No | — | TT | — | Resolved | Jul 7, 2006 | — | |
| Jan 1, 2005 | Dec 31, 2005 | MR | No | No | — | TT | — | Resolved | Dec 31, 2005 | — | |
| Jan 1, 2005 | Dec 31, 2005 | MR | No | No | — | TT | — | Resolved | Dec 31, 2005 | — | |
| Oct 1, 2004 | — | Other | No | No | — | — | — | Resolved | Dec 10, 2004 | — | |
| Oct 1, 2004 | — | Other | No | No | — | — | — | Resolved | Dec 10, 2004 | — | |
| Jul 1, 2004 | — | Other | No | No | — | — | — | Resolved | Dec 10, 2004 | — | |
| Jul 1, 2004 | — | Other | No | No | — | — | — | Resolved | Dec 10, 2004 | — | |
| Jul 1, 2002 | — | Other | No | No | — | — | — | Resolved | Aug 27, 2002 | — | |
| Jul 1, 2002 | — | Other | No | No | — | — | — | Resolved | Aug 27, 2002 | — | |
| Oct 1, 2001 | — | Other | No | No | — | — | — | Resolved | Oct 15, 2001 | — | |
| Feb 1, 2001 | Feb 28, 2001 | MR | No | No | — | 5% of samples | — | Resolved | Feb 28, 2001 | — | |
| Feb 1, 2001 | Feb 28, 2001 | MR | No | No | — | 5% of samples | — | Resolved | Feb 28, 2001 | — | |
| Jun 1, 1998 | Jun 30, 1998 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 1998 | — | |
| Jun 1, 1998 | Jun 30, 1998 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 1998 | — | |
| Jun 1, 1998 | Jun 30, 1998 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 1998 | — | |
| Jun 1, 1998 | Jun 30, 1998 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 1998 | — | |
| Jan 1, 1997 | — | MR | No | No | — | TT | — | Resolved | Dec 31, 1997 | — | |
| Jan 1, 1996 | — | MR | No | No | — | TT | — | Resolved | Dec 31, 1996 | — | |
| Jul 1, 1993 | — | MR | No | No | — | TT | — | Resolved | Dec 31, 1993 | — | |
| Jul 1, 1993 | — | MR | No | No | — | TT | — | Resolved | Dec 31, 1993 | — | |
| Jul 1, 1993 | Jan 21, 1994 | MR | No | No | — | TT | — | Resolved | Jan 21, 1994 | — | |
| Oct 1, 1991 | Oct 31, 1991 | MCL | Yes | No | — | 5% of samples | — | Resolved | Oct 31, 1991 | — | |
| Oct 1, 1991 | Oct 31, 1991 | MCL | Yes | No | — | 5% of samples | — | Resolved | Oct 31, 1991 | — | |
| Oct 1, 1991 | Oct 31, 1991 | MCL | Yes | No | — | 5% of samples | — | Resolved | Oct 31, 1991 | — | |
| Oct 1, 1991 | Oct 31, 1991 | MCL | Yes | No | — | 5% of samples | — | Resolved | Oct 31, 1991 | — |
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.