GILMORE CITY WATERWORKS

Iowa — Community Water System — PWSID: IA7607088

System Information

PWSID	IA7607088
System Name	GILMORE CITY WATERWORKS
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	Dec 19, 2025

Location & Contact

State	Iowa
City	GILMORE CITY
ZIP Code	50541
Address	ATTN WATER SUPT
Organization	GILMORE CITY WATERWORKS
Phone	515-373-6326

Population & Service

Population Served	487
Service Connections	265

Drinking Water Violations (319)

This water system has 319 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
Jun 1, 2022	Jun 30, 2022	Nitrate	MCL	Yes	No	23.9 MG/L	10 mg/L	—	Resolved	Jun 30, 2022	Nitrate Rule
Jun 1, 2022	Jun 30, 2022	Nitrate	MCL	Yes	No	23.9 MG/L	10 mg/L	—	Resolved	Jun 30, 2022	Nitrate Rule
Jun 1, 2022	Jun 30, 2022	Nitrate	MCL	Yes	No	23.9 MG/L	10 mg/L	—	Resolved	Jun 30, 2022	Nitrate Rule
Jun 1, 2022	Jun 30, 2022	Nitrate	MCL	Yes	No	23.9 MG/L	10 mg/L	—	Resolved	Jun 30, 2022	Nitrate Rule
May 1, 2014	May 31, 2014	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	May 31, 2014	Total Coliform Rule
May 1, 2014	May 31, 2014	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	May 31, 2014	Nitrate Rule
May 1, 2014	May 31, 2014	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	May 31, 2014	Nitrate Rule
May 1, 2014	May 31, 2014	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	May 31, 2014	Total Coliform Rule
May 1, 2014	May 31, 2014	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	May 31, 2014	Total Coliform Rule
May 1, 2014	May 31, 2014	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	May 31, 2014	Total Coliform Rule
May 1, 2014	May 31, 2014	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	May 31, 2014	Nitrate Rule
May 1, 2014	May 31, 2014	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	May 31, 2014	Nitrate Rule
Dec 1, 2011	Dec 31, 2011	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2011	Nitrate Rule
Dec 1, 2011	Dec 31, 2011	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2011	Nitrate Rule
Dec 1, 2011	Dec 31, 2011	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2011	Nitrate Rule
Dec 1, 2011	Dec 31, 2011	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2011	Nitrate Rule
Jun 1, 2011	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Oct 12, 2012	Lead and Copper Rule
Jun 1, 2011	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Oct 12, 2012	Lead and Copper Rule
Jun 1, 2011	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Oct 12, 2012	Lead and Copper Rule
Jun 1, 2011	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Oct 12, 2012	Lead and Copper Rule
Jun 1, 2011	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Oct 12, 2012	Lead and Copper Rule
Jul 1, 2005	Aug 31, 2007	Total Haloacetic Acids (HAA5)	MR	No	Yes	—	0.060 mg/L	—	Resolved	Aug 31, 2007	Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2005	Aug 31, 2007	Total Haloacetic Acids (HAA5)	MR	No	Yes	—	0.060 mg/L	—	Resolved	Aug 31, 2007	Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2005	Aug 31, 2007	Total Haloacetic Acids (HAA5)	MR	No	Yes	—	0.060 mg/L	—	Resolved	Aug 31, 2007	Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2005	Aug 31, 2007	Total Haloacetic Acids (HAA5)	MR	No	Yes	—	0.060 mg/L	—	Resolved	Aug 31, 2007	Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2005	Aug 31, 2007	Total Haloacetic Acids (HAA5)	MR	No	Yes	—	0.060 mg/L	—	Resolved	Aug 31, 2007	Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2001	Jul 31, 2001	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jul 31, 2001	Total Coliform Rule
Jul 1, 2001	Jul 31, 2001	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jul 31, 2001	Total Coliform Rule
Jul 1, 2001	Jul 31, 2001	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jul 31, 2001	Total Coliform Rule
Jul 1, 2001	Jul 31, 2001	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jul 31, 2001	Total Coliform Rule
Jul 1, 1998	Sep 30, 1998	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Sep 30, 1998	Nitrate Rule
Jul 1, 1998	Sep 30, 1998	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Sep 30, 1998	Nitrate Rule
Jul 1, 1998	Sep 30, 1998	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Sep 30, 1998	Nitrate Rule
Jul 1, 1998	Sep 30, 1998	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Sep 30, 1998	Nitrate Rule
Dec 1, 1993	Dec 31, 1993	Nitrate	MCL	Yes	No	14.17	10 mg/L	—	Resolved	Dec 31, 1993	Nitrate Rule
Dec 1, 1993	Dec 31, 1993	Nitrate	MCL	Yes	No	14.17	10 mg/L	—	Resolved	Dec 31, 1993	Nitrate Rule
Dec 1, 1993	Dec 31, 1993	Nitrate	MCL	Yes	No	14.17	10 mg/L	—	Resolved	Dec 31, 1993	Nitrate Rule
Dec 1, 1993	Dec 31, 1993	Nitrate	MCL	Yes	No	11	10 mg/L	—	Resolved	Dec 31, 1993	Nitrate Rule
Dec 1, 1993	Dec 31, 1993	Nitrate	MCL	Yes	No	11	10 mg/L	—	Resolved	Dec 31, 1993	Nitrate Rule
Dec 1, 1993	Dec 31, 1993	Nitrate	MCL	Yes	No	11	10 mg/L	—	Resolved	Dec 31, 1993	Nitrate Rule
Dec 1, 1993	Dec 31, 1993	Nitrate	MCL	Yes	No	11	10 mg/L	—	Resolved	Dec 31, 1993	Nitrate Rule
Dec 1, 1993	Dec 31, 1993	Nitrate	MCL	Yes	No	14.17	10 mg/L	—	Resolved	Dec 31, 1993	Nitrate Rule
Dec 1, 1993	Dec 31, 1993	Nitrate	MCL	Yes	No	11.84	10 mg/L	—	Resolved	Dec 31, 1993	Nitrate Rule
Dec 1, 1993	Dec 31, 1993	Nitrate	MCL	Yes	No	14.17	10 mg/L	—	Resolved	Dec 31, 1993	Nitrate Rule
Dec 1, 1993	Dec 31, 1993	Nitrate	MCL	Yes	No	11.84	10 mg/L	—	Resolved	Dec 31, 1993	Nitrate Rule
Dec 1, 1993	Dec 31, 1993	Nitrate	MCL	Yes	No	11.84	10 mg/L	—	Resolved	Dec 31, 1993	Nitrate Rule
Dec 1, 1993	Dec 31, 1993	Nitrate	MCL	Yes	No	11.84	10 mg/L	—	Resolved	Dec 31, 1993	Nitrate Rule
Dec 1, 1993	Dec 31, 1993	Nitrate	MCL	Yes	No	14.17	10 mg/L	—	Resolved	Dec 31, 1993	Nitrate Rule
Dec 1, 1993	Dec 31, 1993	Nitrate	MCL	Yes	No	14.17	10 mg/L	—	Resolved	Dec 31, 1993	Nitrate Rule
Dec 1, 1993	Dec 31, 1993	Nitrate	MCL	Yes	No	11.84	10 mg/L	—	Resolved	Dec 31, 1993	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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