OSHKOSH WATERWORKS
Wisconsin — Community Water System — PWSID: WI4710457
System Information
| PWSID | WI4710457 |
| System Name | OSHKOSH WATERWORKS |
| System Type | Community Water System |
| Water Source | Surface Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 05 |
| Serves School | No |
| Wholesaler | Yes |
| First Reported | Jan 28, 1981 |
| Last Reported | Dec 17, 2025 |
Location & Contact
| State | Wisconsin |
| City | OSHKOSH |
| ZIP Code | 54903 |
| Address | 215 CHURCH AVE |
| Organization | GRILL, REBECCA |
| Phone | — |
Population & Service
| Population Served | 63,000 |
| Service Connections | 22,487 |
Drinking Water Violations (19)
This water system has 19 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 | — | Public Notice | Other | No | No | — | — | — | Resolved | Jun 30, 2025 | Public Notice Rule and Revised PN Rule |
| Oct 17, 2024 | — | LEAD AND COPPER RULE REVISIONS | TT | Yes | No | — | — | — | Unaddressed | — | Lead and Copper Rule Revisions |
| Jul 1, 2023 | Sep 30, 2023 | Bromate | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Sep 30, 2023 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2023 | Sep 30, 2023 | Bromate | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Sep 30, 2023 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2023 | Sep 30, 2023 | Bromate | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Sep 30, 2023 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2023 | Sep 30, 2023 | Bromate | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Sep 30, 2023 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2018 | Sep 30, 2018 | Bromate | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Aug 14, 2018 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2018 | Sep 30, 2018 | Bromate | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Aug 14, 2018 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2018 | Sep 30, 2018 | Bromate | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Aug 14, 2018 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2018 | Sep 30, 2018 | Bromate | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Aug 14, 2018 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2014 | Sep 30, 2014 | Total Haloacetic Acids (HAA5) | MR | No | No | — | 0.060 mg/L | — | Resolved | Sep 30, 2014 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2014 | Sep 30, 2014 | TTHM | MR | No | No | — | 0.080 mg/L | — | Resolved | Sep 30, 2014 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2014 | Sep 30, 2014 | TTHM | MR | No | No | — | 0.080 mg/L | — | Resolved | Sep 30, 2014 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2014 | Sep 30, 2014 | TTHM | MR | No | No | — | 0.080 mg/L | — | Resolved | Sep 30, 2014 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2014 | Sep 30, 2014 | TTHM | MR | No | No | — | 0.080 mg/L | — | Resolved | Sep 30, 2014 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2014 | Sep 30, 2014 | Total Haloacetic Acids (HAA5) | MR | No | No | — | 0.060 mg/L | — | Resolved | Sep 30, 2014 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2014 | Sep 30, 2014 | Total Haloacetic Acids (HAA5) | MR | No | No | — | 0.060 mg/L | — | Resolved | Sep 30, 2014 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2014 | Sep 30, 2014 | Total Haloacetic Acids (HAA5) | MR | No | No | — | 0.060 mg/L | — | Resolved | Sep 30, 2014 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Dec 31, 1991 | Jun 30, 1992 | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jun 30, 1992 | 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.