IONA WATER DEPT
Idaho - Community Water System - PWSID: ID7100041
System Information
| PWSID | ID7100041 |
| System Name | IONA WATER DEPT |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 10 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 13, 1980 |
| Last Reported | Mar 25, 2026 |
Location & Contact
| State | Idaho |
| City | IONA |
| ZIP Code | 83427 |
| Address | PO BOX 487 |
| Organization | PROUSE, ZECH |
| Phone | 208-523-5600 |
Population & Service
| Population Served | 2,717 |
| Service Connections | 1,000 |
Drinking Water Violations (33)
This water system has 33 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, 2015 | Oct 31, 2015 | MCL | Yes | No | - | 5% of samples | - | Archived | Oct 31, 2015 | - | |
| Oct 1, 2015 | Oct 31, 2015 | MCL | Yes | No | - | 5% of samples | - | Archived | Oct 31, 2015 | - | |
| Feb 1, 2015 | Feb 28, 2015 | MCL | Yes | No | - | 5% of samples | - | Archived | Feb 28, 2015 | - | |
| Feb 1, 2015 | Feb 28, 2015 | MCL | Yes | No | - | 5% of samples | - | Archived | Feb 28, 2015 | - | |
| Feb 1, 2015 | Feb 28, 2015 | MCL | Yes | No | - | 5% of samples | - | Archived | Feb 28, 2015 | - | |
| Feb 1, 2015 | Feb 28, 2015 | MCL | Yes | No | - | 5% of samples | - | Archived | Feb 28, 2015 | - | |
| Oct 1, 2014 | Oct 31, 2014 | MCL | Yes | No | - | 5% of samples | - | Archived | Oct 31, 2014 | - | |
| Oct 1, 2014 | Oct 31, 2014 | MCL | Yes | No | - | 5% of samples | - | Archived | Oct 31, 2014 | - | |
| Oct 1, 2011 | Oct 31, 2011 | MCL | Yes | No | - | 5% of samples | - | Archived | Oct 31, 2011 | - | |
| Oct 1, 2011 | Oct 31, 2011 | MCL | Yes | No | - | 5% of samples | - | Archived | Oct 31, 2011 | - | |
| Dec 1, 2006 | Dec 31, 2006 | MCL | Yes | No | - | 5% of samples | - | Archived | Dec 31, 2006 | - | |
| Sep 1, 2006 | Sep 30, 2006 | MCL | Yes | No | - | 5% of samples | - | Archived | Sep 30, 2006 | - | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | - | 0.2 mg/L | - | Resolved | Dec 31, 2007 | - | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | - | 0.07 mg/L | - | Resolved | Dec 31, 2007 | - | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | - | 0.05 mg/L | - | Resolved | Dec 31, 2007 | - | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | - | 0.5 mg/L | - | Resolved | Dec 31, 2007 | - | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | - | 0.001 mg/L | - | Resolved | Dec 31, 2007 | - | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | - | 0.007 mg/L | - | Resolved | Dec 31, 2007 | - | |
| Apr 1, 2003 | Apr 30, 2003 | MR | No | No | - | 5% of samples | - | Archived | Apr 30, 2003 | - | |
| Jan 1, 2002 | Dec 31, 2002 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2002 | - | |
| Jan 1, 2001 | Dec 31, 2001 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2001 | - | |
| Jan 1, 2001 | Dec 31, 2001 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2001 | - | |
| Feb 1, 2000 | Feb 29, 2000 | MR | No | Yes | - | 5% of samples | - | Archived | Feb 29, 2000 | - | |
| Oct 1, 1998 | Oct 31, 1998 | MR | No | Yes | - | 5% of samples | - | Archived | Oct 31, 1998 | - | |
| Jan 1, 1997 | Dec 31, 1997 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 1997 | - | |
| Sep 1, 1994 | Sep 30, 1994 | MCL | Yes | No | - | 5% of samples | - | Archived | Sep 30, 1994 | - | |
| Sep 1, 1994 | Sep 30, 1994 | MCL | Yes | No | - | 5% of samples | - | Archived | Sep 30, 1994 | - | |
| Jul 1, 1994 | Jul 31, 1994 | MR | No | No | - | 5% of samples | - | Archived | Jul 31, 1994 | - | |
| Jun 1, 1994 | Jun 30, 1994 | MR | No | No | - | 5% of samples | - | Archived | Jun 30, 1994 | - | |
| Oct 1, 1993 | Oct 31, 1993 | MR | No | No | - | 5% of samples | - | Archived | Oct 31, 1993 | - | |
| Jun 1, 1992 | Jun 30, 1992 | MCL | Yes | No | - | 5% of samples | - | Archived | Jun 30, 1992 | - | |
| - | - | - | 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.