COLUMBIA LAKES ESTATES
Michigan - Community Water System - PWSID: MI0001565
System Information
| PWSID | MI0001565 |
| System Name | COLUMBIA LAKES ESTATES |
| 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 | Feb 23, 2006 |
| Last Reported | Mar 30, 2026 |
Location & Contact
| State | Michigan |
| City | MASON |
| ZIP Code | 48854 |
| Address | 343 POPLAR LN |
| Organization | GRONOWSKI, BRIAN |
| Phone | - |
Population & Service
| Population Served | 700 |
| Service Connections | 312 |
Drinking Water Violations (15)
This water system has 15 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Mar 1, 2016 | Mar 31, 2016 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 2016 | - | |
| Jul 1, 2015 | Sep 30, 2015 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 30, 2015 | - | |
| Nov 1, 2012 | Nov 30, 2012 | MR | No | No | - | 5% of samples | - | Resolved | Nov 30, 2012 | - | |
| Jul 1, 2007 | - | MR | No | No | - | TT | - | Resolved | Sep 27, 2007 | - | |
| Jul 1, 2007 | - | MR | No | No | - | TT | - | Resolved | Sep 27, 2007 | - | |
| Jul 1, 2007 | - | MR | No | No | - | TT | - | Resolved | Sep 27, 2007 | - | |
| Jul 1, 2007 | - | MR | No | No | - | TT | - | Resolved | Sep 27, 2007 | - | |
| Oct 1, 2006 | Dec 31, 2006 | MR | No | Yes | - | 15 pCi/L | - | Resolved | Dec 31, 2006 | - | |
| Oct 1, 2006 | Dec 31, 2006 | MR | No | Yes | - | 15 pCi/L | - | Resolved | Dec 31, 2006 | - | |
| Oct 1, 2006 | Dec 31, 2006 | MR | No | Yes | - | 15 pCi/L | - | Resolved | Dec 31, 2006 | - | |
| Oct 1, 2006 | Dec 31, 2006 | MR | No | Yes | - | 15 pCi/L | - | Resolved | Dec 31, 2006 | - | |
| Oct 1, 2006 | Dec 31, 2006 | MR | No | Yes | - | 5 pCi/L | - | Resolved | Dec 31, 2006 | - | |
| Oct 1, 2006 | Dec 31, 2006 | MR | No | Yes | - | 5 pCi/L | - | Resolved | Dec 31, 2006 | - | |
| Oct 1, 2006 | Dec 31, 2006 | MR | No | Yes | - | 5 pCi/L | - | Resolved | Dec 31, 2006 | - | |
| Oct 1, 2006 | Dec 31, 2006 | MR | No | Yes | - | 5 pCi/L | - | Resolved | Dec 31, 2006 | - |
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.