HATLEY WATERWORKS
Wisconsin - Community Water System - PWSID: WI7371256
System Information
| PWSID | WI7371256 |
| System Name | HATLEY 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 | May 31, 1994 |
| Last Reported | Mar 2, 2026 |
Location & Contact
| State | Wisconsin |
| City | Hatley |
| ZIP Code | 54440-0099 |
| Address | PO BOX 99 |
| Organization | HATLEY, VILLAGE OF |
| Phone | - |
Population & Service
| Population Served | 550 |
| Service Connections | 191 |
Drinking Water Violations (259)
This water system has 259 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, 2022 | - | Other | No | No | - | - | - | Resolved | Oct 12, 2022 | - | |
| Oct 1, 2022 | - | Other | No | No | - | - | - | Resolved | Oct 12, 2022 | - | |
| Jul 1, 2022 | - | Other | No | No | - | - | - | Resolved | Oct 6, 2022 | - | |
| Jul 1, 2022 | - | Other | No | No | - | - | - | Resolved | Oct 6, 2022 | - | |
| Jan 1, 2012 | - | MR | No | No | - | TT | - | Unaddressed | - | - | |
| Jan 1, 2012 | - | MR | No | No | - | TT | - | Unaddressed | - | - | |
| Jan 1, 2012 | - | MR | No | No | - | TT | - | Unaddressed | - | - | |
| Dec 1, 2002 | Dec 31, 2002 | MR | No | No | - | 5% of samples | - | Resolved | Dec 31, 2002 | - | |
| Jan 1, 2000 | Jan 31, 2000 | MR | No | No | - | 5% of samples | - | Resolved | Jan 31, 2000 | - | |
| Jan 1, 2000 | Jan 31, 2000 | MR | No | No | - | 5% of samples | - | Resolved | Jan 31, 2000 | - | |
| Jan 1, 2000 | Jan 31, 2000 | MR | No | No | - | 5% of samples | - | Resolved | Jan 31, 2000 | - | |
| Jan 1, 2000 | Jan 31, 2000 | MR | No | No | - | 5% of samples | - | Resolved | Jan 31, 2000 | - | |
| Aug 1, 1996 | Aug 31, 1996 | MR | No | No | - | 5% of samples | - | Resolved | Aug 31, 1996 | - | |
| Aug 1, 1996 | Aug 31, 1996 | MR | No | No | - | 5% of samples | - | Resolved | Aug 31, 1996 | - | |
| Aug 1, 1996 | Aug 31, 1996 | MR | No | No | - | 5% of samples | - | Resolved | Aug 31, 1996 | - | |
| Aug 1, 1996 | Aug 31, 1996 | MR | No | No | - | 5% of samples | - | Resolved | Aug 31, 1996 | - | |
| Oct 1, 1995 | Oct 31, 1995 | MR | No | No | - | 5% of samples | - | Resolved | Oct 23, 1995 | - | |
| Oct 1, 1995 | Oct 31, 1995 | MR | No | No | - | 5% of samples | - | Resolved | Oct 23, 1995 | - | |
| Oct 1, 1995 | Oct 31, 1995 | MR | No | No | - | 5% of samples | - | Resolved | Oct 23, 1995 | - | |
| Oct 1, 1995 | Oct 31, 1995 | MR | No | No | - | 5% of samples | - | Resolved | Oct 23, 1995 | - | |
| Apr 1, 1995 | Jun 30, 1995 | MR | No | Yes | - | 0.1 mg/L | - | Resolved | Jun 30, 1995 | - | |
| Apr 1, 1995 | Jun 30, 1995 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Jun 30, 1995 | - | |
| Apr 1, 1995 | Jun 30, 1995 | MR | No | Yes | - | 10 mg/L | - | Resolved | Jun 30, 1995 | - | |
| Apr 1, 1995 | Jun 30, 1995 | MR | No | Yes | - | 0.007 mg/L | - | Resolved | Jun 30, 1995 | - | |
| Apr 1, 1995 | Jun 30, 1995 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Jun 30, 1995 | - | |
| Apr 1, 1995 | Jun 30, 1995 | MR | No | Yes | - | 0.07 mg/L | - | Resolved | Jun 30, 1995 | - | |
| Apr 1, 1995 | Jun 30, 1995 | MR | No | Yes | - | 1 mg/L | - | Resolved | Jun 30, 1995 | - | |
| Apr 1, 1995 | Jun 30, 1995 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Jun 30, 1995 | - | |
| Apr 1, 1995 | Jun 30, 1995 | MR | No | Yes | - | 0.2 mg/L | - | Resolved | Jun 30, 1995 | - | |
| Apr 1, 1995 | Jun 30, 1995 | MR | No | Yes | - | 0.007 mg/L | - | Resolved | Jun 30, 1995 | - | |
| Apr 1, 1995 | Jun 30, 1995 | MR | No | Yes | - | 0.07 mg/L | - | Resolved | Jun 30, 1995 | - | |
| Apr 1, 1995 | Jun 30, 1995 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Jun 30, 1995 | - | |
| Apr 1, 1995 | Jun 30, 1995 | MR | No | Yes | - | 0.6 mg/L | - | Resolved | Jun 30, 1995 | - | |
| Apr 1, 1995 | Jun 30, 1995 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Jun 30, 1995 | - | |
| Apr 1, 1995 | Jun 30, 1995 | MR | No | Yes | - | 0.07 mg/L | - | Resolved | Jun 30, 1995 | - | |
| Apr 1, 1995 | Jun 30, 1995 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Jun 30, 1995 | - | |
| Apr 1, 1995 | Jun 30, 1995 | MR | No | Yes | - | 0.1 mg/L | - | Resolved | Jun 30, 1995 | - | |
| Apr 1, 1995 | Jun 30, 1995 | MR | No | Yes | - | 0.07 mg/L | - | Resolved | Jun 30, 1995 | - | |
| Apr 1, 1995 | Jun 30, 1995 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Jun 30, 1995 | - | |
| Apr 1, 1995 | Jun 30, 1995 | MR | No | Yes | - | 0.1 mg/L | - | Resolved | Jun 30, 1995 | - | |
| Apr 1, 1995 | Jun 30, 1995 | MR | No | Yes | - | 0.1 mg/L | - | Resolved | Jun 30, 1995 | - | |
| Apr 1, 1995 | Jun 30, 1995 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Jun 30, 1995 | - | |
| Apr 1, 1995 | Jun 30, 1995 | MR | No | Yes | - | 0.007 mg/L | - | Resolved | Jun 30, 1995 | - | |
| Apr 1, 1995 | Jun 30, 1995 | MR | No | Yes | - | 0.6 mg/L | - | Resolved | Jun 30, 1995 | - | |
| Apr 1, 1995 | Jun 30, 1995 | MR | No | Yes | - | 10 mg/L | - | Resolved | Jun 30, 1995 | - | |
| Apr 1, 1995 | Jun 30, 1995 | MR | No | Yes | - | 1 mg/L | - | Resolved | Jun 30, 1995 | - | |
| Apr 1, 1995 | Jun 30, 1995 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Jun 30, 1995 | - | |
| Apr 1, 1995 | Jun 30, 1995 | MR | No | Yes | - | 0.1 mg/L | - | Resolved | Jun 30, 1995 | - | |
| Apr 1, 1995 | Jun 30, 1995 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Jun 30, 1995 | - | |
| Apr 1, 1995 | Jun 30, 1995 | MR | No | Yes | - | 0.2 mg/L | - | Resolved | Jun 30, 1995 | - |
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.