CALLENDER WATER SUPPLY
Iowa — Community Water System — PWSID: IA9417063
System Information
| PWSID | IA9417063 |
| System Name | CALLENDER WATER SUPPLY |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 07 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 27, 1979 |
| Last Reported | Mar 17, 2026 |
Location & Contact
| State | Iowa |
| City | FORT DODGE |
| ZIP Code | 50501 |
| Address | ATTN JOHN HORRELL AFFIDAVIT OPERATOR |
| Organization | CALLENDER WATER SUPPLY |
| Phone | 515-571-5070 |
Population & Service
| Population Served | 371 |
| Service Connections | 188 |
Drinking Water Violations (95)
This water system has 95 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan 1, 2014 | Dec 31, 2014 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2014 | — | |
| Jan 1, 2014 | Dec 31, 2014 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2014 | — | |
| Jan 1, 2014 | Dec 31, 2014 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2014 | — | |
| Jan 1, 2014 | Dec 31, 2014 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2014 | — | |
| Oct 1, 2012 | Dec 31, 2012 | MCL | Yes | No | 6.1 PCI/L | 5 pCi/L | — | Resolved | Dec 31, 2012 | — | |
| Oct 1, 2012 | Dec 31, 2012 | MCL | Yes | No | 6.1 PCI/L | 5 pCi/L | — | Resolved | Dec 31, 2012 | — | |
| Oct 1, 2012 | Dec 31, 2012 | MCL | Yes | No | 6.1 PCI/L | 5 pCi/L | — | Resolved | Dec 31, 2012 | — | |
| Oct 1, 2012 | Dec 31, 2012 | MCL | Yes | No | 6.1 PCI/L | 5 pCi/L | — | Resolved | Dec 31, 2012 | — | |
| Oct 1, 2010 | Dec 31, 2010 | MR | No | Yes | — | 15 pCi/L | — | Resolved | Dec 31, 2010 | — | |
| Oct 1, 2010 | Dec 31, 2010 | MR | No | Yes | — | 15 pCi/L | — | Resolved | Dec 31, 2010 | — | |
| Oct 1, 2010 | Dec 31, 2010 | MR | No | Yes | — | 15 pCi/L | — | Resolved | Dec 31, 2010 | — | |
| Oct 1, 2010 | Dec 31, 2010 | MR | No | Yes | — | 15 pCi/L | — | Resolved | Dec 31, 2010 | — | |
| Jan 1, 2010 | Dec 31, 2010 | MR | No | Yes | — | 5 pCi/L | — | Resolved | Dec 31, 2010 | — | |
| Jan 1, 2010 | Dec 31, 2010 | MR | No | Yes | — | 5 pCi/L | — | Resolved | Dec 31, 2010 | — | |
| Jan 1, 2010 | Dec 31, 2010 | MR | No | Yes | — | 5 pCi/L | — | Resolved | Dec 31, 2010 | — | |
| Jan 1, 2010 | Dec 31, 2010 | MR | No | Yes | — | 5 pCi/L | — | Resolved | Dec 31, 2010 | — | |
| Jan 1, 2004 | Dec 31, 2009 | MR | No | Yes | — | 15 pCi/L | — | Resolved | Dec 31, 2009 | — | |
| Jan 1, 2004 | Dec 31, 2009 | MR | No | Yes | — | 15 pCi/L | — | Resolved | Dec 31, 2009 | — | |
| Jan 1, 2004 | Dec 31, 2009 | MR | No | Yes | — | 15 pCi/L | — | Resolved | Dec 31, 2009 | — | |
| Jan 1, 2004 | Dec 31, 2009 | MR | No | Yes | — | 15 pCi/L | — | Resolved | Dec 31, 2009 | — | |
| Jul 1, 1996 | Jun 30, 1997 | MR | No | Yes | — | 10 mg/L | — | Resolved | Jun 30, 1997 | — | |
| Jul 1, 1996 | Jun 30, 1997 | MR | No | Yes | — | 10 mg/L | — | Resolved | Jun 30, 1997 | — | |
| Jul 1, 1996 | Jun 30, 1997 | MR | No | Yes | — | 10 mg/L | — | Resolved | Jun 30, 1997 | — | |
| Jun 1, 1996 | Jun 30, 1996 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 1996 | — | |
| Jun 1, 1996 | Jun 30, 1996 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 1996 | — | |
| Jun 1, 1996 | Jun 30, 1996 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 1996 | — | |
| Jun 1, 1996 | Jun 30, 1996 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 1996 | — | |
| Jun 1, 1996 | Jun 30, 1996 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 1996 | — | |
| Jul 1, 1995 | Jun 30, 1996 | MR | No | Yes | — | 10 mg/L | — | Resolved | Jun 30, 1996 | — | |
| Jul 1, 1995 | Jun 30, 1996 | MR | No | Yes | — | 10 mg/L | — | Resolved | Jun 30, 1996 | — | |
| Jul 1, 1995 | Jun 30, 1996 | MR | No | Yes | — | 10 mg/L | — | Resolved | Jun 30, 1996 | — | |
| Aug 1, 1994 | Aug 31, 1994 | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 1994 | — | |
| Aug 1, 1994 | Aug 31, 1994 | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 1994 | — | |
| Aug 1, 1994 | Aug 31, 1994 | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 1994 | — | |
| Aug 1, 1994 | Aug 31, 1994 | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 1994 | — | |
| Aug 1, 1994 | Aug 31, 1994 | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 1994 | — | |
| Aug 1, 1994 | Aug 31, 1994 | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 1994 | — | |
| Aug 1, 1994 | Aug 31, 1994 | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 1994 | — | |
| Aug 1, 1994 | Aug 31, 1994 | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 1994 | — | |
| May 1, 1993 | May 31, 1993 | MR | No | No | — | 5% of samples | — | Resolved | May 31, 1993 | — | |
| May 1, 1993 | May 31, 1993 | MR | No | No | — | 5% of samples | — | Resolved | May 31, 1993 | — | |
| May 1, 1993 | May 31, 1993 | MR | No | No | — | 5% of samples | — | Resolved | May 31, 1993 | — | |
| May 1, 1993 | May 31, 1993 | MR | No | No | — | 5% of samples | — | Resolved | May 31, 1993 | — | |
| May 1, 1993 | May 31, 1993 | MR | No | No | — | 5% of samples | — | Resolved | May 31, 1993 | — | |
| May 1, 1993 | May 31, 1993 | MR | No | No | — | 5% of samples | — | Resolved | May 31, 1993 | — | |
| May 1, 1993 | May 31, 1993 | MR | No | No | — | 5% of samples | — | Resolved | May 31, 1993 | — | |
| Jul 1, 1986 | Sep 30, 1986 | Other | No | No | — | 5 pCi/L | — | Resolved | Sep 30, 1986 | — | |
| Jul 1, 1986 | Sep 30, 1986 | Other | No | No | — | 5 pCi/L | — | Resolved | Sep 30, 1986 | — | |
| Jul 1, 1986 | Sep 30, 1986 | Other | No | No | — | 5 pCi/L | — | Resolved | Sep 30, 1986 | — | |
| Jul 1, 1986 | Sep 30, 1986 | Other | No | No | — | 5 pCi/L | — | Resolved | Sep 30, 1986 | — |
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.