BLACK RIVER FALLS WATERWORKS
Wisconsin — Community Water System — PWSID: WI6270244
System Information
| PWSID | WI6270244 |
| System Name | BLACK RIVER FALLS 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 | Black River Falls |
| ZIP Code | 54615 |
| Address | ATTN GENERAL MANAGER |
| Organization | CITY OF BLACK RIVER FALLS MUNICIPAL UTILITIES |
| Phone | — |
Population & Service
| Population Served | 3,608 |
| Service Connections | 1,650 |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Apr 1, 2024 | Apr 30, 2024 | Revised Total Coliform Rule | MON | No | No | — | — | — | Resolved | Apr 30, 2024 | Revised Total Coliform Rule |
| Apr 1, 2024 | Apr 30, 2024 | Revised Total Coliform Rule | MON | No | No | — | — | — | Resolved | Apr 30, 2024 | Revised Total Coliform Rule |
| Apr 1, 2024 | Apr 30, 2024 | Revised Total Coliform Rule | MON | No | No | — | — | — | Resolved | Apr 30, 2024 | Revised Total Coliform Rule |
| Apr 1, 2018 | Apr 30, 2018 | Revised Total Coliform Rule | MON | No | No | — | — | — | Resolved | Apr 30, 2018 | Revised Total Coliform Rule |
| Apr 1, 2018 | Apr 30, 2018 | Revised Total Coliform Rule | MON | No | No | — | — | — | Resolved | Apr 30, 2018 | Revised Total Coliform Rule |
| Apr 1, 2018 | Apr 30, 2018 | Revised Total Coliform Rule | MON | No | No | — | — | — | Resolved | Apr 30, 2018 | Revised Total Coliform Rule |
| Apr 1, 2018 | Apr 30, 2018 | Revised Total Coliform Rule | MON | No | No | — | — | — | Resolved | Apr 30, 2018 | Revised Total Coliform Rule |
| Apr 1, 2012 | Apr 30, 2012 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Apr 30, 2012 | Total Coliform Rule |
| Apr 1, 2012 | Apr 30, 2012 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Apr 30, 2012 | Total Coliform Rule |
| Apr 1, 2012 | Apr 30, 2012 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Apr 30, 2012 | Total Coliform Rule |
| Apr 1, 2012 | Jun 30, 2012 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | May 21, 2012 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2012 | Jun 30, 2012 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | May 21, 2012 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2012 | Jun 30, 2012 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | May 21, 2012 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2012 | Jun 30, 2012 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | May 21, 2012 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2004 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jul 22, 2004 | Consumer Confidence Rule |
| Jul 1, 2004 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jul 22, 2004 | Consumer Confidence Rule |
| Feb 1, 1994 | Feb 28, 1994 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Feb 14, 1994 | Total Coliform Rule |
| Feb 1, 1994 | Feb 28, 1994 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Feb 14, 1994 | Total Coliform Rule |
| Feb 1, 1994 | Feb 28, 1994 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Feb 14, 1994 | Total Coliform Rule |
| Feb 1, 1994 | Feb 28, 1994 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Feb 14, 1994 | Total Coliform Rule |
| Feb 1, 1994 | Feb 28, 1994 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Feb 14, 1994 | Total Coliform Rule |
| Feb 1, 1994 | Feb 28, 1994 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Feb 14, 1994 | Total Coliform Rule |
| Nov 1, 1993 | Nov 30, 1993 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Archived | Nov 30, 1993 | Total Coliform Rule |
| Jun 1, 1993 | Jun 30, 1993 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 26, 1993 | Total Coliform Rule |
| Jun 1, 1993 | Jun 30, 1993 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 26, 1993 | Total Coliform Rule |
| Jun 1, 1993 | Jun 30, 1993 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 26, 1993 | Total Coliform Rule |
| Jun 1, 1993 | Jun 30, 1993 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 26, 1993 | Total Coliform Rule |
| Jun 1, 1993 | Jun 30, 1993 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 26, 1993 | Total Coliform 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.