IOLA WATERWORKS
Wisconsin — Community Water System — PWSID: WI4690394
System Information
| PWSID | WI4690394 |
| System Name | IOLA 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 | IOLA |
| ZIP Code | 54945-9690 |
| Address | 180 S MAIN ST |
| Organization | IOLA VIL CLERK/TREAS - LAURA J KROGWOLD |
| Phone | — |
Population & Service
| Population Served | 1,249 |
| Service Connections | 462 |
Drinking Water Violations (25)
This water system has 25 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 1, 2011 | Oct 31, 2011 | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 2011 | — | |
| Oct 1, 2011 | Oct 31, 2011 | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 2011 | — | |
| Oct 1, 2011 | Oct 31, 2011 | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 2011 | — | |
| Oct 1, 2011 | Dec 31, 2011 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Nov 8, 2011 | — | |
| Oct 1, 2011 | Dec 31, 2011 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Nov 8, 2011 | — | |
| Oct 1, 2011 | Dec 31, 2011 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Nov 8, 2011 | — | |
| Oct 1, 2011 | Dec 31, 2011 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Nov 8, 2011 | — | |
| Oct 1, 2011 | Oct 31, 2011 | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 2011 | — | |
| Apr 1, 2001 | Apr 30, 2001 | MCL | Yes | No | — | 5% of samples | — | Resolved | Apr 30, 2001 | — | |
| Apr 1, 2001 | Apr 30, 2001 | MCL | Yes | No | — | 5% of samples | — | Resolved | Apr 30, 2001 | — | |
| Apr 1, 2001 | Apr 30, 2001 | MCL | Yes | No | — | 5% of samples | — | Resolved | Apr 30, 2001 | — | |
| Apr 1, 2001 | Apr 30, 2001 | MCL | Yes | No | — | 5% of samples | — | Resolved | Apr 30, 2001 | — | |
| Aug 1, 1999 | Aug 31, 1999 | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 27, 1999 | — | |
| Aug 1, 1999 | Aug 31, 1999 | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 27, 1999 | — | |
| Aug 1, 1999 | Aug 31, 1999 | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 27, 1999 | — | |
| Aug 1, 1999 | Aug 31, 1999 | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 27, 1999 | — | |
| Jul 1, 1993 | — | MR | No | No | — | TT | — | Resolved | Dec 31, 1993 | — | |
| Jul 1, 1993 | — | MR | No | No | — | TT | — | Resolved | Dec 31, 1993 | — | |
| Jul 1, 1993 | Mar 9, 1994 | MR | No | No | — | TT | — | Resolved | Mar 9, 1994 | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | 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.