MASON
Illinois - Community Water System - PWSID: IL0490300
System Information
| PWSID | IL0490300 |
| System Name | MASON |
| System Type | Community Water System |
| Water Source | Ground Water Purchased |
| Activity Status | Inactive |
| Owner Type | Local |
| EPA Region | 05 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 13, 1981 |
| Last Reported | May 23, 2007 |
Location & Contact
| State | Illinois |
| City | DIETERICH |
| ZIP Code | 62424 |
| Address | 108 S. MAIN |
| Organization | KELLEY, THOMAS E. |
| Phone | 217-925-5566 |
Population & Service
| Population Served | 396 |
| Service Connections | 160 |
Drinking Water Violations (43)
This water system has 43 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, 2005 | Jun 30, 2005 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 2005 | - | |
| Jun 1, 2005 | Jun 30, 2005 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 2005 | - | |
| Jun 1, 2005 | Jun 30, 2005 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 2005 | - | |
| Jun 1, 2005 | Jun 30, 2005 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 2005 | - | |
| Jun 1, 2005 | Jun 30, 2005 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jun 30, 2005 | - | |
| Jun 1, 2005 | Jun 30, 2005 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jun 30, 2005 | - | |
| Jun 1, 2005 | Jun 30, 2005 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jun 30, 2005 | - | |
| Jun 1, 2005 | Jun 30, 2005 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jun 30, 2005 | - | |
| Oct 1, 1997 | Oct 31, 1997 | MR | No | No | - | 5% of samples | - | Archived | Oct 31, 1997 | - | |
| Oct 1, 1997 | Oct 31, 1997 | MR | No | No | - | 5% of samples | - | Archived | Oct 31, 1997 | - | |
| Oct 1, 1997 | - | MR | No | No | - | TT | - | Resolved | Apr 19, 1999 | - | |
| Oct 1, 1997 | Oct 31, 1997 | MR | No | No | - | 5% of samples | - | Archived | Oct 31, 1997 | - | |
| Sep 1, 1997 | Sep 30, 1997 | MR | No | No | - | 5% of samples | - | Archived | Sep 30, 1997 | - | |
| Sep 1, 1997 | Sep 30, 1997 | MR | No | No | - | 5% of samples | - | Archived | Sep 30, 1997 | - | |
| Apr 1, 1997 | Apr 30, 1997 | MR | No | No | - | 5% of samples | - | Archived | Apr 30, 1997 | - | |
| Apr 1, 1997 | Apr 30, 1997 | MR | No | No | - | 5% of samples | - | Archived | Apr 30, 1997 | - | |
| Dec 1, 1996 | Dec 31, 1996 | MR | No | No | - | 5% of samples | - | Archived | Dec 31, 1996 | - | |
| Dec 1, 1996 | Dec 31, 1996 | MR | No | No | - | 5% of samples | - | Archived | Dec 31, 1996 | - | |
| Nov 1, 1996 | Nov 30, 1996 | MR | No | No | - | 5% of samples | - | Archived | Nov 30, 1996 | - | |
| Nov 1, 1996 | Nov 30, 1996 | MR | No | No | - | 5% of samples | - | Archived | Nov 30, 1996 | - | |
| Oct 1, 1996 | Oct 31, 1996 | MR | No | No | - | 5% of samples | - | Archived | Oct 31, 1996 | - | |
| Oct 1, 1996 | Oct 31, 1996 | MR | No | No | - | 5% of samples | - | Archived | Oct 31, 1996 | - | |
| Oct 1, 1996 | Oct 31, 1996 | MCL | Yes | No | - | 5% of samples | - | Archived | Oct 31, 1996 | - | |
| Oct 1, 1996 | Oct 31, 1996 | MCL | Yes | No | - | 5% of samples | - | Archived | Oct 31, 1996 | - | |
| Sep 1, 1996 | Sep 30, 1996 | MR | No | No | - | 5% of samples | - | Archived | Sep 30, 1996 | - | |
| Sep 1, 1996 | Sep 30, 1996 | MR | No | No | - | 5% of samples | - | Archived | Sep 30, 1996 | - | |
| Oct 1, 1995 | - | MR | No | No | - | TT | - | Resolved | Jan 27, 1997 | - | |
| Feb 1, 1991 | Feb 28, 1991 | MR | No | No | - | 5% of samples | - | Archived | Feb 28, 1991 | - | |
| Feb 1, 1991 | Feb 28, 1991 | MR | No | No | - | 5% of samples | - | Archived | Feb 28, 1991 | - | |
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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.