ONEIDA #1 OR SITE #1
Wisconsin — Community Water System — PWSID: 055295703
System Information
| PWSID | 055295703 |
| System Name | ONEIDA #1 OR SITE #1 |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Native American |
| EPA Region | 05 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Dec 9, 1983 |
| Last Reported | Dec 23, 2025 |
Location & Contact
| State | Wisconsin |
| City | ONEIDA |
| ZIP Code | 54155 |
| Address | P.O. Box 365 |
| Organization | HILL, TEHASSI |
| Phone | 920-869-4420 |
Population & Service
| Population Served | 4,322 |
| Service Connections | 651 |
Drinking Water Violations (21)
This water system has 21 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan 1, 2024 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Oct 11, 2024 | Lead and Copper Rule |
| Jan 1, 2024 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Oct 11, 2024 | Lead and Copper Rule |
| Jan 1, 2024 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Oct 11, 2024 | Lead and Copper Rule |
| Aug 1, 2016 | Aug 31, 2016 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Aug 31, 2016 | Revised Total Coliform Rule |
| Jan 1, 2010 | Mar 31, 2010 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Feb 8, 2010 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2010 | Jan 31, 2010 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jan 31, 2010 | Total Coliform Rule |
| Jan 1, 2010 | Jan 31, 2010 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jan 31, 2010 | Total Coliform Rule |
| Apr 1, 2007 | Jun 30, 2007 | Chlorine | MR | No | No | — | 4.0 mg/L | — | Resolved | Jun 30, 2007 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 1996 | Dec 31, 1996 | cis-1,2-Dichloroethylene | MR | No | Yes | — | 0.07 mg/L | — | Resolved | Dec 31, 1996 | Volatile Organic Chemicals |
| Jan 1, 1996 | Dec 31, 1996 | p-Dichlorobenzene | MR | No | Yes | — | 0.075 mg/L | — | Resolved | Dec 31, 1996 | Volatile Organic Chemicals |
| Jan 1, 1996 | Dec 31, 1996 | p-Dichlorobenzene | MR | No | Yes | — | 0.075 mg/L | — | Resolved | Dec 31, 1996 | Volatile Organic Chemicals |
| Jan 1, 1996 | Dec 31, 1996 | p-Dichlorobenzene | MR | No | Yes | — | 0.075 mg/L | — | Resolved | Dec 31, 1996 | Volatile Organic Chemicals |
| Jan 1, 1996 | Dec 31, 1996 | p-Dichlorobenzene | MR | No | Yes | — | 0.075 mg/L | — | Resolved | Dec 31, 1996 | Volatile Organic Chemicals |
| Jan 1, 1996 | Dec 31, 1996 | 1,1-Dichloroethylene | MR | No | Yes | — | 0.007 mg/L | — | Resolved | Dec 31, 1996 | Volatile Organic Chemicals |
| Jan 1, 1996 | Dec 31, 1996 | 1,1-Dichloroethylene | MR | No | Yes | — | 0.007 mg/L | — | Resolved | Dec 31, 1996 | Volatile Organic Chemicals |
| Jul 1, 1995 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | May 17, 1996 | Lead and Copper Rule |
| Jan 1, 1995 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | May 17, 1996 | Lead and Copper Rule |
| Jan 1, 1995 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | May 17, 1996 | Lead and Copper Rule |
| Jul 1, 1994 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | May 17, 1996 | Lead and Copper Rule |
| Jan 1, 1994 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | May 17, 1996 | Lead and Copper Rule |
| Jan 1, 1994 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | May 17, 1996 | 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.