DELAFIELD LAKES 404
Wisconsin - Community Water System - PWSID: WI2686114
System Information
| PWSID | WI2686114 |
| System Name | DELAFIELD LAKES 404 |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 05 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Nov 16, 2010 |
| Last Reported | May 29, 2026 |
Location & Contact
| State | Wisconsin |
| City | MADISON |
| ZIP Code | 53715 |
| Address | 101 NORTH MILL STREET |
| Organization | J.D. MCCORMICK COMPANY - ATTN: J.D. MCCORMICK |
| Phone | - |
Population & Service
| Population Served | 40 |
| Service Connections | 2 |
Drinking Water Violations (35)
This water system has 35 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jun 1, 2021 | - | MR | No | No | - | TT | - | Resolved | Sep 22, 2022 | - | |
| Jun 1, 2021 | - | MR | No | No | - | TT | - | Resolved | Sep 22, 2022 | - | |
| Jun 1, 2021 | - | MR | No | No | - | TT | - | Resolved | Sep 22, 2022 | - | |
| Jun 1, 2021 | - | MR | No | No | - | TT | - | Resolved | Sep 22, 2022 | - | |
| Jun 1, 2020 | Jun 30, 2020 | MON | No | Yes | - | - | - | Resolved | Jun 30, 2020 | - | |
| Jun 1, 2020 | Jun 30, 2020 | MON | No | Yes | - | - | - | Resolved | Jun 30, 2020 | - | |
| Jun 1, 2020 | Jun 30, 2020 | MON | No | Yes | - | - | - | Resolved | Jun 30, 2020 | - | |
| Jan 1, 2020 | Dec 31, 2020 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2020 | - | |
| Jan 1, 2020 | Dec 31, 2020 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2020 | - | |
| Jan 1, 2020 | Dec 31, 2020 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2020 | - | |
| Jan 1, 2020 | Dec 31, 2020 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2020 | - | |
| Nov 1, 2015 | Nov 30, 2015 | MR | No | No | - | 5% of samples | - | Resolved | Nov 30, 2015 | - | |
| Nov 1, 2015 | Nov 30, 2015 | MR | No | No | - | 5% of samples | - | Resolved | Nov 30, 2015 | - | |
| Nov 1, 2015 | Nov 30, 2015 | MR | No | No | - | 5% of samples | - | Resolved | Nov 30, 2015 | - | |
| Nov 1, 2015 | Nov 30, 2015 | MR | No | No | - | 5% of samples | - | Resolved | Nov 30, 2015 | - | |
| Nov 1, 2015 | Nov 30, 2015 | MR | No | No | - | 5% of samples | - | Resolved | Nov 30, 2015 | - | |
| Aug 1, 2013 | Aug 31, 2013 | MR | No | No | - | 5% of samples | - | Resolved | Aug 31, 2013 | - | |
| Aug 1, 2013 | Aug 31, 2013 | MR | No | No | - | 5% of samples | - | Resolved | Aug 31, 2013 | - | |
| Aug 1, 2013 | Aug 31, 2013 | MR | No | No | - | 5% of samples | - | Resolved | Aug 31, 2013 | - | |
| Aug 1, 2013 | Aug 31, 2013 | MR | No | No | - | 5% of samples | - | Resolved | Aug 31, 2013 | - | |
| Aug 1, 2013 | Aug 31, 2013 | MR | No | No | - | 5% of samples | - | Resolved | Aug 31, 2013 | - | |
| Aug 1, 2013 | Aug 31, 2013 | MR | No | No | - | 5% of samples | - | Resolved | Aug 31, 2013 | - | |
| Jun 1, 2013 | Jun 30, 2013 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 2013 | - | |
| Jun 1, 2013 | Jun 30, 2013 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 2013 | - | |
| Jun 1, 2013 | Jun 30, 2013 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 2013 | - | |
| Jun 1, 2013 | Jun 30, 2013 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 2013 | - | |
| Jun 1, 2013 | Jun 30, 2013 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 2013 | - | |
| Jan 1, 2013 | - | MR | No | No | - | TT | - | Resolved | May 8, 2015 | - | |
| Jan 1, 2013 | - | MR | No | No | - | TT | - | Resolved | May 8, 2015 | - | |
| Oct 1, 2011 | - | Other | No | No | - | - | - | Resolved | Jun 28, 2012 | - | |
| Oct 1, 2011 | - | Other | No | No | - | - | - | Resolved | Jun 28, 2012 | - | |
| Oct 1, 2011 | - | MR | No | No | - | TT | - | Resolved | Feb 24, 2012 | - | |
| Oct 1, 2011 | - | MR | No | No | - | TT | - | Resolved | Feb 24, 2012 | - | |
| Jul 1, 2011 | - | Other | No | No | - | - | - | Resolved | May 2, 2012 | - | |
| Jul 1, 2011 | - | Other | No | No | - | - | - | Resolved | May 2, 2012 | - |
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.