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CALLENDER WATER SUPPLY

Iowa — Community Water System — PWSID: IA9417063

System Information

PWSIDIA9417063
System NameCALLENDER WATER SUPPLY
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypeLocal
EPA Region07
Serves SchoolNo
WholesalerNo
First ReportedFeb 27, 1979
Last ReportedDec 19, 2025

Location & Contact

StateIowa
CityFORT DODGE
ZIP Code50501
AddressATTN JOHN HORRELL AFFIDAVIT OPERATOR
OrganizationCALLENDER WATER SUPPLY
Phone515-571-5070

Population & Service

Population Served371
Service Connections188

Drinking Water Violations (88)

This water system has 88 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 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2014 Nitrate Rule
Jan 1, 2014 Dec 31, 2014 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2014 Nitrate Rule
Jan 1, 2014 Dec 31, 2014 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2014 Nitrate Rule
Jan 1, 2014 Dec 31, 2014 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2014 Nitrate Rule
Oct 1, 2012 Dec 31, 2012 Combined Radium (-226 and -228) MCL Yes No 6.1 PCI/L 5 pCi/L — Resolved Dec 31, 2012 Radionuclides and Revised Rad Rule
Oct 1, 2012 Dec 31, 2012 Combined Radium (-226 and -228) MCL Yes No 6.1 PCI/L 5 pCi/L — Resolved Dec 31, 2012 Radionuclides and Revised Rad Rule
Oct 1, 2012 Dec 31, 2012 Combined Radium (-226 and -228) MCL Yes No 6.1 PCI/L 5 pCi/L — Resolved Dec 31, 2012 Radionuclides and Revised Rad Rule
Oct 1, 2012 Dec 31, 2012 Combined Radium (-226 and -228) MCL Yes No 6.1 PCI/L 5 pCi/L — Resolved Dec 31, 2012 Radionuclides and Revised Rad Rule
Oct 1, 2010 Dec 31, 2010 Gross Alpha, Excl. Radon and U MR No Yes — 15 pCi/L — Resolved Dec 31, 2010 Radionuclides and Revised Rad Rule
Oct 1, 2010 Dec 31, 2010 Gross Alpha, Excl. Radon and U MR No Yes — 15 pCi/L — Resolved Dec 31, 2010 Radionuclides and Revised Rad Rule
Oct 1, 2010 Dec 31, 2010 Gross Alpha, Excl. Radon and U MR No Yes — 15 pCi/L — Resolved Dec 31, 2010 Radionuclides and Revised Rad Rule
Oct 1, 2010 Dec 31, 2010 Gross Alpha, Excl. Radon and U MR No Yes — 15 pCi/L — Resolved Dec 31, 2010 Radionuclides and Revised Rad Rule
Jan 1, 2010 Dec 31, 2010 Combined Radium (-226 and -228) MR No Yes — 5 pCi/L — Resolved Dec 31, 2010 Radionuclides and Revised Rad Rule
Jan 1, 2010 Dec 31, 2010 Combined Radium (-226 and -228) MR No Yes — 5 pCi/L — Resolved Dec 31, 2010 Radionuclides and Revised Rad Rule
Jan 1, 2010 Dec 31, 2010 Combined Radium (-226 and -228) MR No Yes — 5 pCi/L — Resolved Dec 31, 2010 Radionuclides and Revised Rad Rule
Jan 1, 2010 Dec 31, 2010 Combined Radium (-226 and -228) MR No Yes — 5 pCi/L — Resolved Dec 31, 2010 Radionuclides and Revised Rad Rule
Jan 1, 2004 Dec 31, 2009 Gross Alpha, Excl. Radon and U MR No Yes — 15 pCi/L — Resolved Dec 31, 2009 Radionuclides and Revised Rad Rule
Jan 1, 2004 Dec 31, 2009 Gross Alpha, Excl. Radon and U MR No Yes — 15 pCi/L — Resolved Dec 31, 2009 Radionuclides and Revised Rad Rule
Jan 1, 2004 Dec 31, 2009 Gross Alpha, Excl. Radon and U MR No Yes — 15 pCi/L — Resolved Dec 31, 2009 Radionuclides and Revised Rad Rule
Jan 1, 2004 Dec 31, 2009 Gross Alpha, Excl. Radon and U MR No Yes — 15 pCi/L — Resolved Dec 31, 2009 Radionuclides and Revised Rad Rule
Jul 1, 1996 Jun 30, 1997 Nitrate MR No Yes — 10 mg/L — Resolved Jun 30, 1997 Nitrate Rule
Jul 1, 1996 Jun 30, 1997 Nitrate MR No Yes — 10 mg/L — Resolved Jun 30, 1997 Nitrate Rule
Jul 1, 1996 Jun 30, 1997 Nitrate MR No Yes — 10 mg/L — Resolved Jun 30, 1997 Nitrate Rule
Jun 1, 1996 Jun 30, 1996 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jun 30, 1996 Total Coliform Rule
Jun 1, 1996 Jun 30, 1996 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jun 30, 1996 Total Coliform Rule
Jun 1, 1996 Jun 30, 1996 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jun 30, 1996 Total Coliform Rule
Jun 1, 1996 Jun 30, 1996 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jun 30, 1996 Total Coliform Rule
Jun 1, 1996 Jun 30, 1996 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jun 30, 1996 Total Coliform Rule
Jul 1, 1995 Jun 30, 1996 Nitrate MR No Yes — 10 mg/L — Resolved Jun 30, 1996 Nitrate Rule
Jul 1, 1995 Jun 30, 1996 Nitrate MR No Yes — 10 mg/L — Resolved Jun 30, 1996 Nitrate Rule
Jul 1, 1995 Jun 30, 1996 Nitrate MR No Yes — 10 mg/L — Resolved Jun 30, 1996 Nitrate Rule
Aug 1, 1994 Aug 31, 1994 Coliform (TCR) MR No No — 5% of samples — Resolved Aug 31, 1994 Total Coliform Rule
Aug 1, 1994 Aug 31, 1994 Coliform (TCR) MR No No — 5% of samples — Resolved Aug 31, 1994 Total Coliform Rule
Aug 1, 1994 Aug 31, 1994 Coliform (TCR) MR No No — 5% of samples — Resolved Aug 31, 1994 Total Coliform Rule
Aug 1, 1994 Aug 31, 1994 Coliform (TCR) MR No No — 5% of samples — Resolved Aug 31, 1994 Total Coliform Rule
Aug 1, 1994 Aug 31, 1994 Coliform (TCR) MR No No — 5% of samples — Resolved Aug 31, 1994 Total Coliform Rule
Aug 1, 1994 Aug 31, 1994 Coliform (TCR) MR No No — 5% of samples — Resolved Aug 31, 1994 Total Coliform Rule
Aug 1, 1994 Aug 31, 1994 Coliform (TCR) MR No No — 5% of samples — Resolved Aug 31, 1994 Total Coliform Rule
Aug 1, 1994 Aug 31, 1994 Coliform (TCR) MR No No — 5% of samples — Resolved Aug 31, 1994 Total Coliform Rule
May 1, 1993 May 31, 1993 Coliform (TCR) MR No No — 5% of samples — Resolved May 31, 1993 Total Coliform Rule
May 1, 1993 May 31, 1993 Coliform (TCR) MR No No — 5% of samples — Resolved May 31, 1993 Total Coliform Rule
May 1, 1993 May 31, 1993 Coliform (TCR) MR No No — 5% of samples — Resolved May 31, 1993 Total Coliform Rule
May 1, 1993 May 31, 1993 Coliform (TCR) MR No No — 5% of samples — Resolved May 31, 1993 Total Coliform Rule
May 1, 1993 May 31, 1993 Coliform (TCR) MR No No — 5% of samples — Resolved May 31, 1993 Total Coliform Rule
May 1, 1993 May 31, 1993 Coliform (TCR) MR No No — 5% of samples — Resolved May 31, 1993 Total Coliform Rule
May 1, 1993 May 31, 1993 Coliform (TCR) MR No No — 5% of samples — Resolved May 31, 1993 Total Coliform Rule
Jul 1, 1986 Sep 30, 1986 Combined Radium (-226 and -228) Other No No — 5 pCi/L — Resolved Sep 30, 1986 Radionuclides and Revised Rad Rule
Jul 1, 1986 Sep 30, 1986 Combined Radium (-226 and -228) Other No No — 5 pCi/L — Resolved Sep 30, 1986 Radionuclides and Revised Rad Rule
Jul 1, 1986 Sep 30, 1986 Combined Radium (-226 and -228) Other No No — 5 pCi/L — Resolved Sep 30, 1986 Radionuclides and Revised Rad Rule
Jul 1, 1986 Sep 30, 1986 Combined Radium (-226 and -228) Other No No — 5 pCi/L — Resolved Sep 30, 1986 Radionuclides and Revised Rad Rule

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.

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