WALWORTH WATERWORKS
Wisconsin — Community Water System — PWSID: WI2650149
System Information
| PWSID | WI2650149 |
| System Name | WALWORTH 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 | Dec 17, 2025 |
Location & Contact
| State | Wisconsin |
| City | WALWORTH |
| ZIP Code | 53184 |
| Address | 227 N MAIN ST |
| Organization | WALWORTH VILLAGE CLERK - ROGERS, LISA |
| Phone | — |
Population & Service
| Population Served | 2,304 |
| Service Connections | 853 |
Drinking Water Violations (47)
This water system has 47 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, 2024 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Dec 19, 2024 | Lead and Copper Rule |
| Oct 1, 2024 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Dec 19, 2024 | Lead and Copper Rule |
| Jul 1, 2024 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jul 18, 2024 | Consumer Confidence Rule |
| Jul 1, 2024 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jul 18, 2024 | Consumer Confidence Rule |
| Jul 1, 2024 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jul 18, 2024 | Consumer Confidence Rule |
| Jul 1, 2024 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jul 18, 2024 | Consumer Confidence Rule |
| Jul 1, 2021 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jul 19, 2021 | Consumer Confidence Rule |
| Jul 1, 2021 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jul 19, 2021 | Consumer Confidence Rule |
| Jul 1, 2020 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Sep 22, 2022 | Lead and Copper Rule |
| Jul 1, 2020 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Sep 22, 2022 | Lead and Copper Rule |
| Jul 1, 2020 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Sep 22, 2022 | Lead and Copper Rule |
| Jul 1, 2020 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Sep 22, 2022 | Lead and Copper Rule |
| Feb 15, 2020 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Apr 21, 2020 | Ground Water Rule |
| Feb 15, 2020 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Apr 21, 2020 | Ground Water Rule |
| Feb 15, 2020 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Apr 21, 2020 | Ground Water Rule |
| Feb 15, 2020 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Apr 21, 2020 | Ground Water Rule |
| Feb 15, 2020 | — | Public Notice | Other | No | No | — | — | — | Resolved | Jun 30, 2021 | Public Notice Rule and Revised PN Rule |
| Feb 15, 2020 | — | Public Notice | Other | No | No | — | — | — | Resolved | Jun 30, 2021 | Public Notice Rule and Revised PN Rule |
| Jul 1, 2017 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jul 12, 2017 | Consumer Confidence Rule |
| Jul 1, 2017 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jul 12, 2017 | Consumer Confidence Rule |
| Jul 1, 2017 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jul 12, 2017 | Consumer Confidence Rule |
| Jul 1, 2017 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jul 12, 2017 | Consumer Confidence Rule |
| Aug 1, 2008 | Aug 31, 2008 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 2008 | Total Coliform Rule |
| Aug 1, 2008 | Aug 31, 2008 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 2008 | Total Coliform Rule |
| Aug 1, 2008 | Aug 31, 2008 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 2008 | Total Coliform Rule |
| Aug 1, 2008 | Aug 31, 2008 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 2008 | Total Coliform Rule |
| Jul 1, 2008 | Sep 30, 2008 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 25, 2008 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2008 | Sep 30, 2008 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 25, 2008 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2008 | Sep 30, 2008 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 25, 2008 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2008 | Sep 30, 2008 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 25, 2008 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2008 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jul 15, 2008 | Consumer Confidence Rule |
| Jul 1, 2008 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jul 15, 2008 | Consumer Confidence Rule |
| Jul 1, 2008 | Sep 30, 2008 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 25, 2008 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2005 | Dec 31, 2005 | Total Haloacetic Acids (HAA5) | MR | No | No | — | 0.060 mg/L | — | Resolved | Dec 31, 2005 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2005 | Dec 31, 2005 | Total Haloacetic Acids (HAA5) | MR | No | No | — | 0.060 mg/L | — | Resolved | Dec 31, 2005 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2005 | Dec 31, 2005 | TTHM | MR | No | No | — | 0.080 mg/L | — | Resolved | Dec 31, 2005 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2005 | Dec 31, 2005 | TTHM | MR | No | No | — | 0.080 mg/L | — | Resolved | Dec 31, 2005 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2005 | Dec 31, 2005 | Total Haloacetic Acids (HAA5) | MR | No | No | — | 0.060 mg/L | — | Resolved | Dec 31, 2005 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2000 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jun 20, 2001 | Consumer Confidence Rule |
| Oct 1, 2000 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jun 20, 2001 | Consumer Confidence Rule |
| Jul 1, 2000 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jun 20, 2001 | Consumer Confidence Rule |
| Jun 1, 2000 | Jun 30, 2000 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 2000 | Total Coliform Rule |
| Jun 1, 2000 | Jun 30, 2000 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 2000 | Total Coliform Rule |
| Sep 1, 1993 | Sep 30, 1993 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 1993 | Total Coliform Rule |
| Sep 1, 1993 | Sep 30, 1993 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 1993 | Total Coliform Rule |
| Sep 1, 1993 | Sep 30, 1993 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 1993 | Total Coliform Rule |
| — | — | — | 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.