OSAGE MUNICIPAL WATER SUPPLY

Iowa — Community Water System — PWSID: IA6663001

System Information

PWSID	IA6663001
System Name	OSAGE MUNICIPAL 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	Dec 19, 2025

Location & Contact

State	Iowa
City	OSAGE
ZIP Code	50461
Address	ATTN GARY SCHNEIDER WATER SUPT
Organization	OSAGE MUNICIPAL WATER SUPPLY
Phone	641-732-3709

Population & Service

Population Served	3,637
Service Connections	1,952

Drinking Water Violations (64)

This water system has 64 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 12, 2016	—	Groundwater Rule	Other	No	No	—	—	—	Resolved	Jun 16, 2016	Ground Water Rule
Jun 12, 2016	—	Groundwater Rule	Other	No	No	—	—	—	Resolved	Jun 16, 2016	Ground Water Rule
Jun 12, 2016	—	Groundwater Rule	Other	No	No	—	—	—	Resolved	Jun 16, 2016	Ground Water Rule
Jun 12, 2016	—	Groundwater Rule	Other	No	No	—	—	—	Resolved	Jun 16, 2016	Ground Water Rule
Aug 1, 2009	Aug 31, 2009	Nitrate	MCL	Yes	No	10.6 MG/L	10 mg/L	—	Resolved	Aug 31, 2009	Nitrate Rule
Aug 1, 2009	Aug 31, 2009	Nitrate	MCL	Yes	No	10.6 MG/L	10 mg/L	—	Resolved	Aug 31, 2009	Nitrate Rule
Aug 1, 2009	Aug 31, 2009	Nitrate	MCL	Yes	No	10.6 MG/L	10 mg/L	—	Resolved	Aug 31, 2009	Nitrate Rule
Aug 1, 2009	Aug 31, 2009	Nitrate	MCL	Yes	No	10.6 MG/L	10 mg/L	—	Resolved	Aug 31, 2009	Nitrate Rule
Jan 1, 2004	Mar 31, 2004	Chlorine	MR	No	Yes	—	4.0 mg/L	—	Resolved	Mar 31, 2004	Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2004	Mar 31, 2004	Chlorine	MR	No	Yes	—	4.0 mg/L	—	Resolved	Mar 31, 2004	Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2004	Mar 31, 2004	Chlorine	MR	No	Yes	—	4.0 mg/L	—	Resolved	Mar 31, 2004	Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2004	Mar 31, 2004	Chlorine	MR	No	Yes	—	4.0 mg/L	—	Resolved	Mar 31, 2004	Stage 1 Disinfectants and Disinfection Byproducts Rule
Sep 1, 2002	Sep 30, 2002	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 2002	Total Coliform Rule
Sep 1, 2002	Sep 30, 2002	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 2002	Total Coliform Rule
Sep 1, 2002	Sep 30, 2002	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 2002	Total Coliform Rule
Sep 1, 2002	Sep 30, 2002	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 2002	Total Coliform Rule
Sep 1, 2002	Sep 30, 2002	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 2002	Total Coliform Rule
Aug 1, 2002	Aug 31, 2002	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Aug 31, 2002	Total Coliform Rule
Aug 1, 2002	Aug 31, 2002	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Aug 31, 2002	Total Coliform Rule
Aug 1, 2002	Aug 31, 2002	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Aug 31, 2002	Total Coliform Rule
Aug 1, 2002	Aug 31, 2002	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Aug 31, 2002	Total Coliform Rule
Jun 1, 2002	Jun 30, 2002	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jun 30, 2002	Total Coliform Rule
Jun 1, 2002	Jun 30, 2002	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jun 30, 2002	Total Coliform Rule
Jun 1, 2002	Jun 30, 2002	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jun 30, 2002	Total Coliform Rule
Jun 1, 2002	Jun 30, 2002	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jun 30, 2002	Total Coliform Rule
Jun 1, 2002	Jun 30, 2002	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jun 30, 2002	Total Coliform Rule
Jun 1, 2002	Jun 30, 2002	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jun 30, 2002	Total Coliform Rule
Jun 1, 2002	Jun 30, 2002	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jun 30, 2002	Total Coliform Rule
Nov 1, 2001	Nov 30, 2001	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Nov 30, 2001	Total Coliform Rule
Nov 1, 2001	Nov 30, 2001	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Nov 30, 2001	Total Coliform Rule
Nov 1, 2001	Nov 30, 2001	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Nov 30, 2001	Total Coliform Rule
Nov 1, 2001	Nov 30, 2001	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Nov 30, 2001	Total Coliform Rule
Nov 1, 2001	Nov 30, 2001	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Nov 30, 2001	Total Coliform Rule
Nov 1, 2001	Nov 30, 2001	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Nov 30, 2001	Total Coliform Rule
Nov 1, 2001	Nov 30, 2001	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Nov 30, 2001	Total Coliform Rule
Nov 1, 2001	Nov 30, 2001	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Nov 30, 2001	Total Coliform Rule
Nov 1, 2001	Nov 30, 2001	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Nov 30, 2001	Total Coliform Rule
Nov 1, 2001	Nov 30, 2001	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Nov 30, 2001	Total Coliform Rule
Nov 1, 2001	Nov 30, 2001	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Nov 30, 2001	Total Coliform Rule
Aug 1, 1999	Aug 31, 1999	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Aug 31, 1999	Total Coliform Rule
Aug 1, 1999	Aug 31, 1999	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Aug 31, 1999	Total Coliform Rule
Aug 1, 1999	Aug 31, 1999	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Aug 31, 1999	Total Coliform Rule
Aug 1, 1999	Aug 31, 1999	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Aug 31, 1999	Total Coliform Rule
Aug 1, 1999	Aug 31, 1999	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Aug 31, 1999	Total Coliform Rule
Aug 1, 1999	Aug 31, 1999	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Aug 31, 1999	Total Coliform Rule
Jul 1, 1997	Jul 31, 1997	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 1997	Total Coliform Rule
Jul 1, 1997	Jul 31, 1997	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 1997	Total Coliform Rule
Jul 1, 1997	Jul 31, 1997	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 1997	Total Coliform Rule
Oct 1, 1996	Oct 31, 1996	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Oct 31, 1996	Total Coliform Rule
Oct 1, 1996	Oct 31, 1996	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Oct 31, 1996	Total Coliform 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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