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 | Mar 2, 2026 |
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 (46)
This water system has 46 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 17, 2024 | - | Other | No | No | - | - | - | Unaddressed | - | - | |
| Oct 17, 2024 | - | TT | Yes | No | - | - | - | Resolved | May 29, 2025 | - | |
| Oct 17, 2024 | - | TT | Yes | No | - | - | - | Resolved | May 29, 2025 | - | |
| Apr 1, 2024 | Apr 30, 2024 | MON | No | No | - | - | - | Resolved | Apr 30, 2024 | - | |
| Apr 1, 2024 | Apr 30, 2024 | MON | No | No | - | - | - | Resolved | Apr 30, 2024 | - | |
| Apr 1, 2024 | Apr 30, 2024 | MON | No | No | - | - | - | Resolved | Apr 30, 2024 | - | |
| Apr 1, 2024 | Apr 30, 2024 | MON | No | No | - | - | - | Resolved | Apr 30, 2024 | - | |
| Apr 1, 2018 | Apr 30, 2018 | MON | No | No | - | - | - | Resolved | Apr 30, 2018 | - | |
| Apr 1, 2018 | Apr 30, 2018 | MON | No | No | - | - | - | Resolved | Apr 30, 2018 | - | |
| Apr 1, 2018 | Apr 30, 2018 | MON | No | No | - | - | - | Resolved | Apr 30, 2018 | - | |
| Apr 1, 2018 | Apr 30, 2018 | MON | No | No | - | - | - | Resolved | Apr 30, 2018 | - | |
| Apr 1, 2012 | Jun 30, 2012 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | May 21, 2012 | - | |
| Apr 1, 2012 | Jun 30, 2012 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | May 21, 2012 | - | |
| Apr 1, 2012 | Jun 30, 2012 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | May 21, 2012 | - | |
| Apr 1, 2012 | Jun 30, 2012 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | May 21, 2012 | - | |
| Apr 1, 2012 | Apr 30, 2012 | MR | No | No | - | 5% of samples | - | Resolved | Apr 30, 2012 | - | |
| Apr 1, 2012 | Apr 30, 2012 | MR | No | No | - | 5% of samples | - | Resolved | Apr 30, 2012 | - | |
| Apr 1, 2012 | Apr 30, 2012 | MR | No | No | - | 5% of samples | - | Resolved | Apr 30, 2012 | - | |
| Apr 1, 2012 | Apr 30, 2012 | MR | No | No | - | 5% of samples | - | Resolved | Apr 30, 2012 | - | |
| Jul 1, 2004 | - | Other | No | No | - | - | - | Resolved | Jul 22, 2004 | - | |
| Jul 1, 2004 | - | Other | No | No | - | - | - | Resolved | Jul 22, 2004 | - | |
| Jul 1, 2000 | Jul 31, 2000 | MR | No | No | - | 5% of samples | - | Resolved | Jul 31, 2000 | - | |
| Jul 1, 2000 | Jul 31, 2000 | MR | No | No | - | 5% of samples | - | Resolved | Jul 31, 2000 | - | |
| Jul 1, 2000 | Jul 31, 2000 | MR | No | No | - | 5% of samples | - | Resolved | Jul 31, 2000 | - | |
| Jul 1, 2000 | Jul 31, 2000 | MR | No | No | - | 5% of samples | - | Resolved | Jul 31, 2000 | - | |
| Oct 1, 1995 | Oct 31, 1995 | MCL | Yes | No | - | 5% of samples | - | Resolved | Oct 19, 1995 | - | |
| Oct 1, 1995 | Oct 31, 1995 | MCL | Yes | No | - | 5% of samples | - | Resolved | Oct 19, 1995 | - | |
| Oct 1, 1995 | Oct 31, 1995 | MCL | Yes | No | - | 5% of samples | - | Resolved | Oct 19, 1995 | - | |
| Oct 1, 1995 | Oct 31, 1995 | MCL | Yes | No | - | 5% of samples | - | Resolved | Oct 19, 1995 | - | |
| Oct 1, 1995 | Oct 31, 1995 | MCL | Yes | No | - | 5% of samples | - | Resolved | Oct 19, 1995 | - | |
| Oct 1, 1995 | Oct 31, 1995 | MCL | Yes | No | - | 5% of samples | - | Resolved | Oct 19, 1995 | - | |
| Feb 1, 1994 | Feb 28, 1994 | MCL | Yes | No | - | 5% of samples | - | Resolved | Feb 14, 1994 | - | |
| Feb 1, 1994 | Feb 28, 1994 | MCL | Yes | No | - | 5% of samples | - | Resolved | Feb 14, 1994 | - | |
| Feb 1, 1994 | Feb 28, 1994 | MCL | Yes | No | - | 5% of samples | - | Resolved | Feb 14, 1994 | - | |
| Feb 1, 1994 | Feb 28, 1994 | MCL | Yes | No | - | 5% of samples | - | Resolved | Feb 14, 1994 | - | |
| Feb 1, 1994 | Feb 28, 1994 | MCL | Yes | No | - | 5% of samples | - | Resolved | Feb 14, 1994 | - | |
| Feb 1, 1994 | Feb 28, 1994 | MCL | Yes | No | - | 5% of samples | - | Resolved | Feb 14, 1994 | - | |
| Nov 1, 1993 | Nov 30, 1993 | MCL | Yes | No | - | 5% of samples | - | Archived | Nov 30, 1993 | - | |
| Jun 1, 1993 | Jun 30, 1993 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jun 26, 1993 | - | |
| Jun 1, 1993 | Jun 30, 1993 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jun 26, 1993 | - | |
| Jun 1, 1993 | Jun 30, 1993 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jun 26, 1993 | - | |
| Jun 1, 1993 | Jun 30, 1993 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jun 26, 1993 | - | |
| Jun 1, 1993 | Jun 30, 1993 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jun 26, 1993 | - | |
| Jul 1, 1992 | Dec 31, 1992 | MR | No | No | - | TT | - | Resolved | Dec 31, 1992 | - | |
| Jul 1, 1992 | Dec 31, 1992 | MR | No | No | - | TT | - | Resolved | Dec 31, 1992 | - | |
| - | - | - | 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.