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MONDAMIN WATER SUPPLY

Iowa — Community Water System — PWSID: IA4349094

System Information

PWSIDIA4349094
System NameMONDAMIN 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
CityMARSHALLTOWN
ZIP Code50158
AddressATTN ERIC MESENBRINK
OrganizationMONDAMIN WATER SUPPLY
Phone712-420-5313

Population & Service

Population Served339
Service Connections185

Drinking Water Violations (129)

This water system has 129 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
Jul 1, 2024 Sep 30, 2024 Nitrite MR No Yes — 1 mg/L — Resolved Sep 30, 2024 Nitrate Rule
Jul 1, 2024 Sep 30, 2024 Nitrite MR No Yes — 1 mg/L — Resolved Sep 30, 2024 Nitrate Rule
Jul 1, 2024 Sep 30, 2024 Nitrite MR No Yes — 1 mg/L — Resolved Sep 30, 2024 Nitrate Rule
Jul 1, 2024 Sep 30, 2024 Nitrite MR No Yes — 1 mg/L — Resolved Sep 30, 2024 Nitrate Rule
Jul 1, 2022 Sep 30, 2022 Nitrite MR No Yes — 1 mg/L — Resolved Sep 30, 2022 Nitrate Rule
Jul 1, 2022 Sep 30, 2022 Nitrite MR No Yes — 1 mg/L — Resolved Sep 30, 2022 Nitrate Rule
Jul 1, 2022 Sep 30, 2022 Nitrite MR No Yes — 1 mg/L — Resolved Sep 30, 2022 Nitrate Rule
Jul 1, 2022 Sep 30, 2022 Nitrite MR No Yes — 1 mg/L — Resolved Sep 30, 2022 Nitrate Rule
Jul 1, 2014 — Consumer Confidence Rule Other No No — — — Resolved Jun 1, 2015 Consumer Confidence Rule
Jul 1, 2014 — Consumer Confidence Rule Other No No — — — Resolved Jun 1, 2015 Consumer Confidence Rule
Jul 1, 2014 — Consumer Confidence Rule Other No No — — — Resolved Jun 1, 2015 Consumer Confidence Rule
Oct 1, 2012 Sep 30, 2018 Combined Radium (-226 and -228) MR No Yes — 5 pCi/L — Resolved Sep 30, 2018 Radionuclides and Revised Rad Rule
Oct 1, 2012 Sep 30, 2018 Combined Radium (-226 and -228) MR No Yes — 5 pCi/L — Resolved Sep 30, 2018 Radionuclides and Revised Rad Rule
Oct 1, 2012 Sep 30, 2018 Combined Radium (-226 and -228) MR No Yes — 5 pCi/L — Resolved Sep 30, 2018 Radionuclides and Revised Rad Rule
Oct 1, 2012 Sep 30, 2018 Combined Radium (-226 and -228) MR No Yes — 5 pCi/L — Resolved Sep 30, 2018 Radionuclides and Revised Rad Rule
Jul 1, 2010 Sep 30, 2010 Chlorine MR No Yes — 4.0 mg/L — Resolved Aug 8, 2010 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2010 Sep 30, 2010 Chlorine MR No Yes — 4.0 mg/L — Resolved Aug 8, 2010 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2010 Sep 30, 2010 Chlorine MR No Yes — 4.0 mg/L — Resolved Aug 8, 2010 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2010 Sep 30, 2010 Chlorine MR No Yes — 4.0 mg/L — Resolved Aug 8, 2010 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2010 Jul 31, 2010 Coliform (TCR) MR No No — 5% of samples — Resolved Jul 31, 2010 Total Coliform Rule
Jul 1, 2010 Jul 31, 2010 Coliform (TCR) MR No No — 5% of samples — Resolved Jul 31, 2010 Total Coliform Rule
Jul 1, 2010 Jul 31, 2010 Coliform (TCR) MR No No — 5% of samples — Resolved Jul 31, 2010 Total Coliform Rule
Jul 1, 2010 Jul 31, 2010 Coliform (TCR) MR No No — 5% of samples — Resolved Jul 31, 2010 Total Coliform Rule
Jul 1, 2008 Aug 31, 2010 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Aug 31, 2010 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2008 Aug 31, 2010 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Aug 31, 2010 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2008 Aug 31, 2010 TTHM MR No Yes — 0.080 mg/L — Resolved Aug 31, 2010 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2008 Aug 31, 2010 TTHM MR No Yes — 0.080 mg/L — Resolved Aug 31, 2010 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2008 Aug 31, 2010 TTHM MR No Yes — 0.080 mg/L — Resolved Aug 31, 2010 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2008 Aug 31, 2010 TTHM MR No Yes — 0.080 mg/L — Resolved Aug 31, 2010 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2008 Aug 31, 2010 TTHM MR No Yes — 0.080 mg/L — Resolved Aug 31, 2010 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2008 Aug 31, 2010 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Aug 31, 2010 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2008 Aug 31, 2010 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Aug 31, 2010 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2008 Aug 31, 2010 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Aug 31, 2010 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2007 Aug 31, 2009 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Aug 31, 2009 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2007 Aug 31, 2009 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Aug 31, 2009 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2007 Aug 31, 2009 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Aug 31, 2009 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2007 Aug 31, 2009 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Aug 31, 2009 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2007 Aug 31, 2009 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Aug 31, 2009 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2002 Mar 31, 2008 Dalapon MR No Yes — 0.2 mg/L — Resolved Mar 31, 2008 Synthetic Organic Chemicals
Apr 1, 2002 Mar 31, 2008 Dinoseb MR No Yes — 0.007 mg/L — Resolved Mar 31, 2008 Synthetic Organic Chemicals
Apr 1, 2002 Mar 31, 2008 Simazine MR No Yes — 0.004 mg/L — Resolved Mar 31, 2008 Synthetic Organic Chemicals
Apr 1, 2002 Mar 31, 2008 Simazine MR No Yes — 0.004 mg/L — Resolved Mar 31, 2008 Synthetic Organic Chemicals
Apr 1, 2002 Mar 31, 2008 Simazine MR No Yes — 0.004 mg/L — Resolved Mar 31, 2008 Synthetic Organic Chemicals
Apr 1, 2002 Mar 31, 2008 Di(2-ethylhexyl) phthalate MR No Yes — 0.006 mg/L — Resolved Mar 31, 2008 Synthetic Organic Chemicals
Apr 1, 2002 Mar 31, 2008 Benzo(a)pyrene MR No Yes — 0.0002 mg/L — Resolved Mar 31, 2008 Synthetic Organic Chemicals
Apr 1, 2002 Mar 31, 2008 Dinoseb MR No Yes — 0.007 mg/L — Resolved Mar 31, 2008 Synthetic Organic Chemicals
Apr 1, 2002 Mar 31, 2008 Di(2-ethylhexyl) phthalate MR No Yes — 0.006 mg/L — Resolved Mar 31, 2008 Synthetic Organic Chemicals
Apr 1, 2002 Mar 31, 2008 Simazine MR No Yes — 0.004 mg/L — Resolved Mar 31, 2008 Synthetic Organic Chemicals
Apr 1, 2002 Mar 31, 2008 Di(2-ethylhexyl) phthalate MR No Yes — 0.006 mg/L — Resolved Mar 31, 2008 Synthetic Organic Chemicals
Apr 1, 2002 Mar 31, 2008 Di(2-ethylhexyl) phthalate MR No Yes — 0.006 mg/L — Resolved Mar 31, 2008 Synthetic Organic Chemicals

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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