HAZEL GREEN WATERWORKS
Wisconsin — Community Water System — PWSID: WI1220102
System Information
| PWSID | WI1220102 |
| System Name | HAZEL GREEN 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 | HAZEL GREEN |
| ZIP Code | 53811-0367 |
| Address | 1610 FAIRPLAY |
| Organization | BAUER, SALLY - HAZEL GREEN VILL CLERK |
| Phone | — |
Population & Service
| Population Served | 1,193 |
| Service Connections | 525 |
Drinking Water Violations (23)
This water system has 23 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, 2023 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Nov 9, 2023 | Lead and Copper Rule |
| Oct 1, 2023 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Nov 9, 2023 | Lead and Copper Rule |
| Dec 29, 2022 | — | Lead and Copper Rule | TT | Yes | No | — | TT | — | Resolved | Mar 12, 2025 | Lead and Copper Rule |
| Sep 1, 2019 | Sep 30, 2019 | Revised Total Coliform Rule | MON | No | No | — | — | — | Resolved | Sep 30, 2019 | Revised Total Coliform Rule |
| Sep 1, 2019 | Sep 30, 2019 | Revised Total Coliform Rule | MON | No | No | — | — | — | Resolved | Sep 30, 2019 | Revised Total Coliform Rule |
| Jan 1, 2019 | Jan 31, 2019 | Revised Total Coliform Rule | MON | No | No | — | — | — | Resolved | Jan 31, 2019 | Revised Total Coliform Rule |
| Jan 1, 2019 | Jan 31, 2019 | Revised Total Coliform Rule | MON | No | No | — | — | — | Resolved | Jan 31, 2019 | Revised Total Coliform Rule |
| Jan 1, 2019 | Jan 31, 2019 | Revised Total Coliform Rule | MON | No | No | — | — | — | Resolved | Jan 31, 2019 | Revised Total Coliform Rule |
| Jan 1, 2019 | Jan 31, 2019 | Revised Total Coliform Rule | MON | No | No | — | — | — | Resolved | Jan 31, 2019 | Revised Total Coliform Rule |
| May 2, 2014 | — | Stage 1 Disinfectants and Disinfection Byproducts Rule | TT | Yes | No | — | — | — | Resolved | Nov 11, 2014 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| May 2, 2014 | — | Stage 1 Disinfectants and Disinfection Byproducts Rule | TT | Yes | No | — | — | — | Resolved | Nov 11, 2014 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2012 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Feb 7, 2012 | Lead and Copper Rule |
| Apr 1, 1994 | Apr 30, 1994 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Apr 30, 1994 | Total Coliform Rule |
| Apr 1, 1994 | Apr 30, 1994 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Apr 30, 1994 | Total Coliform Rule |
| Apr 1, 1994 | Apr 30, 1994 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Apr 30, 1994 | Total Coliform Rule |
| May 1, 1993 | May 31, 1993 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | May 31, 1993 | Total Coliform Rule |
| May 1, 1993 | May 31, 1993 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | May 31, 1993 | Total Coliform Rule |
| May 1, 1993 | May 31, 1993 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | May 31, 1993 | Total Coliform Rule |
| May 1, 1993 | May 31, 1993 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | May 31, 1993 | Total Coliform Rule |
| Aug 1, 1991 | Aug 31, 1991 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Archived | Aug 31, 1991 | Total Coliform Rule |
| Aug 1, 1991 | Aug 31, 1991 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Archived | Aug 31, 1991 | Total Coliform Rule |
| Aug 1, 1991 | Aug 31, 1991 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Archived | Aug 31, 1991 | 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.