NIAGARA WATERWORKS
Wisconsin — Community Water System — PWSID: WI4380439
System Information
| PWSID | WI4380439 |
| System Name | NIAGARA 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 | NIAGARA |
| ZIP Code | 54151 |
| Address | PO BOX 24 |
| Organization | NIAGARA CITY CLERK - AUDREY FREDRICK |
| Phone | — |
Population & Service
| Population Served | 1,561 |
| Service Connections | 578 |
Drinking Water Violations (12)
This water system has 12 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Dec 1, 2019 | Dec 31, 2019 | Revised Total Coliform Rule | MON | No | No | — | — | — | Resolved | Dec 31, 2019 | Revised Total Coliform Rule |
| Dec 1, 2019 | Dec 31, 2019 | Revised Total Coliform Rule | MON | No | No | — | — | — | Resolved | Dec 31, 2019 | Revised Total Coliform Rule |
| Dec 1, 2019 | Dec 31, 2019 | Revised Total Coliform Rule | MON | No | No | — | — | — | Resolved | Dec 31, 2019 | Revised Total Coliform Rule |
| Dec 1, 2019 | Dec 31, 2019 | Revised Total Coliform Rule | MON | No | No | — | — | — | Resolved | Dec 31, 2019 | Revised Total Coliform Rule |
| Jul 1, 2017 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Sep 6, 2017 | Consumer Confidence Rule |
| Jul 1, 2017 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Sep 6, 2017 | Consumer Confidence Rule |
| Jul 1, 2017 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Sep 6, 2017 | Consumer Confidence Rule |
| Oct 1, 2014 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jun 12, 2015 | Consumer Confidence Rule |
| Oct 1, 2014 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jun 12, 2015 | Consumer Confidence Rule |
| Jul 1, 2014 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jun 12, 2015 | Consumer Confidence Rule |
| Jul 1, 2014 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jun 12, 2015 | Consumer Confidence Rule |
| Jul 1, 2014 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jun 12, 2015 | Consumer Confidence 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.