ELMWOOD WATERWORKS
Wisconsin — Community Water System — PWSID: WI6480250
System Information
| PWSID | WI6480250 |
| System Name | ELMWOOD 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 | ELMWOOD |
| ZIP Code | 54740 |
| Address | 323 W WINTER AVE |
| Organization | ELMWOOD VILLAGE CLERK-HOLLY MALASZUK |
| Phone | — |
Population & Service
| Population Served | 798 |
| Service Connections | 366 |
Drinking Water Violations (28)
This water system has 28 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 2, 2025 | — | LEAD AND COPPER RULE REVISIONS | RPT | No | No | — | — | — | Unaddressed | — | Lead and Copper Rule Revisions |
| Jan 1, 2024 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jan 17, 2024 | Lead and Copper Rule |
| Jan 1, 2024 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jan 17, 2024 | Lead and Copper Rule |
| Apr 1, 2023 | — | Public Notice | Other | No | No | — | — | — | Resolved | Jun 24, 2024 | Public Notice Rule and Revised PN Rule |
| Apr 1, 2023 | — | Public Notice | Other | No | No | — | — | — | Resolved | Jun 24, 2024 | Public Notice Rule and Revised PN Rule |
| Mar 1, 2023 | Mar 31, 2023 | Revised Total Coliform Rule | MON | No | No | — | — | — | Resolved | Mar 31, 2023 | Revised Total Coliform Rule |
| Mar 1, 2023 | Mar 31, 2023 | Revised Total Coliform Rule | MON | No | No | — | — | — | Resolved | Mar 31, 2023 | Revised Total Coliform Rule |
| Mar 1, 2023 | Mar 31, 2023 | Revised Total Coliform Rule | MON | No | No | — | — | — | Resolved | Mar 31, 2023 | Revised Total Coliform Rule |
| Mar 1, 2023 | Mar 31, 2023 | Revised Total Coliform Rule | MON | No | No | — | — | — | Resolved | Mar 31, 2023 | Revised Total Coliform Rule |
| Dec 1, 2010 | Dec 31, 2010 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2010 | Total Coliform Rule |
| Dec 1, 2010 | Dec 31, 2010 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2010 | Total Coliform Rule |
| Oct 1, 2010 | Dec 31, 2010 | Chlorine | MR | No | No | — | 4.0 mg/L | — | Resolved | Dec 31, 2010 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2009 | — | Public Notice | Other | No | No | — | — | — | Resolved | Feb 22, 2011 | Public Notice Rule and Revised PN Rule |
| Apr 1, 2009 | — | Public Notice | Other | No | No | — | — | — | Resolved | Feb 22, 2011 | Public Notice Rule and Revised PN Rule |
| Apr 1, 2009 | — | Public Notice | Other | No | No | — | — | — | Resolved | Feb 22, 2011 | Public Notice Rule and Revised PN Rule |
| Apr 1, 2009 | — | Public Notice | Other | No | No | — | — | — | Resolved | Feb 22, 2011 | Public Notice Rule and Revised PN Rule |
| Jan 1, 2009 | Mar 31, 2009 | Gross Alpha, Excl. Radon and U | MR | No | Yes | — | 15 pCi/L | — | Archived | Mar 31, 2009 | Radionuclides and Revised Rad Rule |
| Jan 1, 2009 | Mar 31, 2009 | Combined Radium (-226 and -228) | MR | No | Yes | — | 5 pCi/L | — | Archived | Mar 31, 2009 | Radionuclides and Revised Rad Rule |
| Jan 1, 2009 | Mar 31, 2009 | Combined Radium (-226 and -228) | MR | No | Yes | — | 5 pCi/L | — | Archived | Mar 31, 2009 | Radionuclides and Revised Rad Rule |
| Jan 1, 2009 | Mar 31, 2009 | Radium-228 | MR | No | Yes | — | — | — | Archived | Mar 31, 2009 | Radionuclides and Revised Rad Rule |
| Jan 1, 2009 | Mar 31, 2009 | Radium-228 | MR | No | Yes | — | — | — | Archived | Mar 31, 2009 | Radionuclides and Revised Rad Rule |
| Oct 1, 1994 | Oct 31, 1994 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Oct 14, 1994 | 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 |
| Sep 1, 1993 | Sep 30, 1993 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 1993 | Total Coliform Rule |
| Jul 1, 1993 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Dec 31, 1993 | Lead and Copper Rule |
| Jul 1, 1993 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Dec 31, 1993 | Lead and Copper Rule |
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.