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SAINT MARYS WATER CORPORATION

Iowa — Community Water System — PWSID: IA9176019

System Information

PWSIDIA9176019
System NameSAINT MARYS WATER CORPORATION
System TypeCommunity Water System
Water SourceSurface Water Purchased
Activity StatusActive
Owner TypeLocal
EPA Region07
Serves SchoolNo
WholesalerNo
First ReportedFeb 27, 1979
Last ReportedDec 19, 2025

Location & Contact

StateIowa
CitySAINT CHARLES
ZIP Code50240
AddressATTN MIKE EATON
OrganizationSAINT MARYS WATER CORPORATION
Phone515-442-3834

Population & Service

Population Served121
Service Connections69

Drinking Water Violations (121)

This water system has 121 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
Dec 1, 2018 Dec 31, 2018 Revised Total Coliform Rule MON No Yes — — — Resolved Dec 31, 2018 Revised Total Coliform Rule
Dec 1, 2018 Dec 31, 2018 Revised Total Coliform Rule MON No Yes — — — Resolved Dec 31, 2018 Revised Total Coliform Rule
Dec 1, 2018 Dec 31, 2018 Revised Total Coliform Rule MON No Yes — — — Resolved Dec 31, 2018 Revised Total Coliform Rule
Dec 1, 2018 Dec 31, 2018 Revised Total Coliform Rule MON No Yes — — — Resolved Dec 31, 2018 Revised Total Coliform Rule
Dec 1, 2018 Dec 31, 2018 Revised Total Coliform Rule MON No Yes — — — Resolved Dec 31, 2018 Revised Total Coliform Rule
Jan 1, 2008 Mar 31, 2008 TTHM MCL Yes No .0844 0.080 mg/L — Resolved Mar 31, 2008 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2008 Mar 31, 2008 TTHM MCL Yes No .0844 0.080 mg/L — Resolved Mar 31, 2008 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2008 Mar 31, 2008 TTHM MCL Yes No .0844 0.080 mg/L — Resolved Mar 31, 2008 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2008 Mar 31, 2008 TTHM MCL Yes No .0844 0.080 mg/L — Resolved Mar 31, 2008 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2006 Mar 31, 2006 TTHM MCL Yes No .084 0.080 mg/L — Resolved Mar 31, 2006 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2006 Mar 31, 2006 TTHM MCL Yes No .084 0.080 mg/L — Resolved Mar 31, 2006 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2006 Mar 31, 2006 TTHM MCL Yes No .084 0.080 mg/L — Resolved Mar 31, 2006 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2006 Mar 31, 2006 TTHM MCL Yes No .084 0.080 mg/L — Resolved Mar 31, 2006 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2005 Dec 31, 2005 TTHM MCL Yes No .089 0.080 mg/L — Resolved Dec 31, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2005 Dec 31, 2005 TTHM MCL Yes No .089 0.080 mg/L — Resolved Dec 31, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2005 Dec 31, 2005 TTHM MCL Yes No .089 0.080 mg/L — Resolved Dec 31, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2005 Dec 31, 2005 TTHM MCL Yes No .089 0.080 mg/L — Resolved Dec 31, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2005 Sep 30, 2005 TTHM MCL Yes No .0934 0.080 mg/L — Resolved Sep 30, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2005 Sep 30, 2005 TTHM MCL Yes No .0934 0.080 mg/L — Resolved Sep 30, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2005 Sep 30, 2005 TTHM MCL Yes No .0934 0.080 mg/L — Resolved Sep 30, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2005 Sep 30, 2005 TTHM MCL Yes No .0934 0.080 mg/L — Resolved Sep 30, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2005 Jun 30, 2005 TTHM MCL Yes No .083 0.080 mg/L — Resolved Jun 30, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2005 Jun 30, 2005 TTHM MCL Yes No .083 0.080 mg/L — Resolved Jun 30, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2005 Jun 30, 2005 TTHM MCL Yes No .083 0.080 mg/L — Resolved Jun 30, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2005 Jun 30, 2005 TTHM MCL Yes No .083 0.080 mg/L — Resolved Jun 30, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2000 Jan 31, 2000 Coliform (TCR) MR No No — 5% of samples — Resolved Jan 31, 2000 Total Coliform Rule
Jan 1, 2000 Jan 31, 2000 Coliform (TCR) MR No No — 5% of samples — Resolved Jan 31, 2000 Total Coliform Rule
Jan 1, 2000 Jan 31, 2000 Coliform (TCR) MR No No — 5% of samples — Resolved Jan 31, 2000 Total Coliform Rule
Oct 19, 1999 — Consumer Confidence Rule Other No No — — — Resolved Nov 30, 1999 Consumer Confidence Rule
Oct 19, 1999 — Consumer Confidence Rule Other No No — — — Resolved Nov 30, 1999 Consumer Confidence Rule
Oct 19, 1999 — Consumer Confidence Rule Other No No — — — Resolved Nov 30, 1999 Consumer Confidence Rule
Dec 1, 1997 Dec 31, 1997 Coliform (TCR) MR No No — 5% of samples — Resolved Dec 31, 1997 Total Coliform Rule
Dec 1, 1997 Dec 31, 1997 Coliform (TCR) MR No No — 5% of samples — Resolved Dec 31, 1997 Total Coliform Rule
Dec 1, 1997 Dec 31, 1997 Coliform (TCR) MR No No — 5% of samples — Resolved Dec 31, 1997 Total Coliform Rule
Mar 1, 1997 Mar 31, 1997 Coliform (TCR) MR No No — 5% of samples — Resolved Mar 31, 1997 Total Coliform Rule
Mar 1, 1997 Mar 31, 1997 Coliform (TCR) MR No No — 5% of samples — Resolved Mar 31, 1997 Total Coliform Rule
Mar 1, 1997 Mar 31, 1997 Coliform (TCR) MR No No — 5% of samples — Resolved Mar 31, 1997 Total Coliform Rule
Mar 1, 1997 Mar 31, 1997 Coliform (TCR) MR No No — 5% of samples — Resolved Mar 31, 1997 Total Coliform Rule
Sep 1, 1996 Sep 30, 1996 Coliform (TCR) MR No No — 5% of samples — Resolved Sep 30, 1996 Total Coliform Rule
Sep 1, 1996 Sep 30, 1996 Coliform (TCR) MR No No — 5% of samples — Resolved Sep 30, 1996 Total Coliform Rule
Sep 1, 1996 Sep 30, 1996 Coliform (TCR) MR No No — 5% of samples — Resolved Sep 30, 1996 Total Coliform Rule
Oct 1, 1995 Oct 31, 1995 Nitrate MCL Yes No 11 10 mg/L — Resolved Oct 31, 1995 Nitrate Rule
Oct 1, 1995 Oct 31, 1995 Nitrate MCL Yes No 11 10 mg/L — Resolved Oct 31, 1995 Nitrate Rule
Oct 1, 1995 Oct 31, 1995 Nitrate MCL Yes No 11 10 mg/L — Resolved Oct 31, 1995 Nitrate Rule
Oct 1, 1995 Oct 31, 1995 Nitrate MCL Yes No 11 10 mg/L — Resolved Oct 31, 1995 Nitrate Rule
Oct 1, 1995 Oct 31, 1995 Nitrate MCL Yes No 11 10 mg/L — Resolved Oct 31, 1995 Nitrate Rule
Jul 1, 1995 Jul 31, 1995 Nitrate MR No Yes — 10 mg/L — Resolved Jul 31, 1995 Nitrate Rule
Jul 1, 1995 Jul 31, 1995 Nitrate MR No Yes — 10 mg/L — Resolved Jul 31, 1995 Nitrate Rule
Jul 1, 1995 Jul 31, 1995 Nitrate MR No Yes — 10 mg/L — Resolved Jul 31, 1995 Nitrate Rule
Jul 1, 1995 Jul 31, 1995 Nitrate MR No Yes — 10 mg/L — Resolved Jul 31, 1995 Nitrate 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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