LA CROSSE WATERWORKS
Wisconsin - Community Water System - PWSID: WI6320309
System Information
| PWSID | WI6320309 |
| System Name | LA CROSSE 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 | LA CROSSE |
| ZIP Code | 54601 |
| Address | CITY HALL |
| Organization | CITY OF LA CROSSE |
| Phone | - |
Population & Service
| Population Served | 53,000 |
| Service Connections | 16,176 |
Drinking Water Violations (73)
This water system has 73 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, 2023 | - | MR | No | No | - | TT | - | Resolved | Apr 1, 2023 | - | |
| Apr 1, 2023 | - | MR | No | No | - | TT | - | Resolved | Apr 1, 2023 | - | |
| Feb 1, 2021 | - | MR | No | No | - | TT | - | Resolved | Feb 11, 2021 | - | |
| Feb 1, 2021 | - | MR | No | No | - | TT | - | Resolved | Feb 11, 2021 | - | |
| Oct 1, 2019 | - | Other | No | No | - | - | - | Resolved | Jun 25, 2021 | - | |
| Oct 1, 2019 | - | Other | No | No | - | - | - | Resolved | Jun 25, 2021 | - | |
| Jan 1, 2019 | Dec 31, 2019 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2019 | - | |
| Jan 1, 2019 | Dec 31, 2019 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2019 | - | |
| Jan 1, 2019 | Dec 31, 2019 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2019 | - | |
| Jan 1, 2019 | Dec 31, 2019 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2019 | - | |
| Oct 1, 2017 | - | Other | No | No | - | - | - | Resolved | Jun 26, 2019 | - | |
| Oct 1, 2017 | - | Other | No | No | - | - | - | Resolved | Jun 26, 2019 | - | |
| Oct 1, 2017 | - | Other | No | No | - | - | - | Resolved | Jun 26, 2019 | - | |
| Oct 1, 2017 | - | Other | No | No | - | - | - | Resolved | Jun 26, 2019 | - | |
| Oct 1, 2017 | - | Other | No | No | - | - | - | Resolved | Jun 26, 2019 | - | |
| Oct 1, 2017 | - | Other | No | No | - | - | - | Resolved | Jun 26, 2019 | - | |
| Oct 1, 2017 | - | Other | No | No | - | - | - | Resolved | Jun 26, 2019 | - | |
| Oct 1, 2017 | - | Other | No | No | - | - | - | Resolved | Jun 26, 2019 | - | |
| Oct 1, 2017 | - | Other | No | No | - | - | - | Resolved | Jun 26, 2019 | - | |
| Oct 1, 2017 | - | Other | No | No | - | - | - | Resolved | Jun 26, 2019 | - | |
| Oct 1, 2017 | - | Other | No | No | - | - | - | Resolved | Jun 26, 2019 | - | |
| Oct 1, 2017 | - | Other | No | No | - | - | - | Resolved | Jun 26, 2019 | - | |
| Jun 1, 2017 | May 31, 2020 | MR | No | No | - | TT | - | Resolved | May 31, 2020 | - | |
| Jun 1, 2017 | May 31, 2020 | MR | No | No | - | TT | - | Resolved | May 31, 2020 | - | |
| Jun 1, 2017 | May 31, 2020 | MR | No | No | - | TT | - | Resolved | May 31, 2020 | - | |
| Jun 1, 2017 | May 31, 2020 | MR | No | No | - | TT | - | Resolved | May 31, 2020 | - | |
| Jun 1, 2017 | May 31, 2020 | MR | No | No | - | TT | - | Resolved | May 31, 2020 | - | |
| Jun 1, 2017 | May 31, 2020 | MR | No | No | - | TT | - | Resolved | May 31, 2020 | - | |
| Jun 1, 2017 | May 31, 2020 | MR | No | No | - | TT | - | Resolved | May 31, 2020 | - | |
| Jun 1, 2017 | May 31, 2020 | MR | No | No | - | TT | - | Resolved | May 31, 2020 | - | |
| Jun 1, 2017 | May 31, 2020 | MR | No | No | - | TT | - | Resolved | May 31, 2020 | - | |
| Jun 1, 2017 | May 31, 2020 | MR | No | No | - | TT | - | Resolved | May 31, 2020 | - | |
| Jun 1, 2017 | May 31, 2020 | MR | No | No | - | TT | - | Resolved | May 31, 2020 | - | |
| Jun 1, 2017 | May 31, 2020 | MR | No | No | - | TT | - | Resolved | May 31, 2020 | - | |
| Jun 1, 2017 | May 31, 2020 | MR | No | No | - | TT | - | Resolved | May 31, 2020 | - | |
| Jun 1, 2017 | May 31, 2020 | MR | No | No | - | TT | - | Resolved | May 31, 2020 | - | |
| Jun 1, 2017 | May 31, 2020 | MR | No | No | - | TT | - | Resolved | May 31, 2020 | - | |
| Jun 1, 2017 | May 31, 2020 | MR | No | No | - | TT | - | Resolved | May 31, 2020 | - | |
| Jun 1, 2017 | May 31, 2020 | MR | No | No | - | TT | - | Resolved | May 31, 2020 | - | |
| Jun 1, 2017 | May 31, 2020 | MR | No | No | - | TT | - | Resolved | May 31, 2020 | - | |
| Jun 1, 2017 | May 31, 2020 | MR | No | No | - | TT | - | Resolved | May 31, 2020 | - | |
| Jun 1, 2017 | May 31, 2020 | MR | No | No | - | TT | - | Resolved | May 31, 2020 | - | |
| Jun 1, 2017 | May 31, 2020 | MR | No | No | - | TT | - | Resolved | May 31, 2020 | - | |
| Jun 1, 2017 | May 31, 2020 | MR | No | No | - | TT | - | Resolved | May 31, 2020 | - | |
| Jun 1, 2017 | May 31, 2020 | MR | No | No | - | TT | - | Resolved | May 31, 2020 | - | |
| Jun 1, 2017 | May 31, 2020 | MR | No | No | - | TT | - | Resolved | May 31, 2020 | - | |
| Mar 16, 2013 | - | TT | Yes | No | - | - | - | Resolved | Jun 6, 2013 | - | |
| Mar 16, 2013 | - | TT | Yes | No | - | - | - | Resolved | Jun 6, 2013 | - | |
| Mar 16, 2013 | - | TT | Yes | No | - | - | - | Resolved | Dec 3, 2013 | - | |
| Mar 16, 2013 | - | TT | Yes | No | - | - | - | Resolved | Jun 6, 2013 | - |
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.