OXFORD JUNCTION WATER SUPPLY

Iowa — Community Water System — PWSID: IA5361020

System Information

PWSID	IA5361020
System Name	OXFORD JUNCTION 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	OXFORD JUNCTION
ZIP Code	52323
Address	ATTN ARTHER WOOD OPERATOR
Organization	OXFORD JUNCTION WATER SUPPLY
Phone	563-826-2405

Population & Service

Population Served	424
Service Connections	272

Drinking Water Violations (137)

This water system has 137 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, 2024	Jan 31, 2024	Revised Total Coliform Rule	MON	No	Yes	—	—	—	Resolved	Jan 31, 2024	Revised Total Coliform Rule
Jan 1, 2024	Jan 31, 2024	Revised Total Coliform Rule	MON	No	Yes	—	—	—	Resolved	Jan 31, 2024	Revised Total Coliform Rule
Jan 1, 2024	Jan 31, 2024	Revised Total Coliform Rule	MON	No	Yes	—	—	—	Resolved	Jan 31, 2024	Revised Total Coliform Rule
Jan 1, 2024	Jan 31, 2024	Revised Total Coliform Rule	MON	No	Yes	—	—	—	Resolved	Jan 31, 2024	Revised Total Coliform Rule
Jan 1, 2024	Jan 31, 2024	Revised Total Coliform Rule	MON	No	Yes	—	—	—	Resolved	Jan 31, 2024	Revised Total Coliform Rule
Jan 1, 2024	Jan 31, 2024	Revised Total Coliform Rule	MON	No	Yes	—	—	—	Resolved	Jan 31, 2024	Revised Total Coliform Rule
Jan 1, 2015	Dec 31, 2015	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2015	Nitrate Rule
Jan 1, 2015	Dec 31, 2015	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2015	Nitrate Rule
Jan 1, 2015	Dec 31, 2015	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2015	Nitrate Rule
Jan 1, 2015	Dec 31, 2015	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2015	Nitrate Rule
Jan 1, 2015	Dec 31, 2015	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2015	Nitrate Rule
Jan 1, 2015	Dec 31, 2015	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2015	Nitrate Rule
Jan 1, 2015	Dec 31, 2015	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2015	Nitrate Rule
Jan 1, 2015	Dec 31, 2015	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2015	Nitrate Rule
Oct 1, 2007	Oct 31, 2007	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Oct 31, 2007	Total Coliform Rule
Oct 1, 2007	Oct 31, 2007	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Oct 31, 2007	Total Coliform Rule
Oct 1, 2007	Oct 31, 2007	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Oct 31, 2007	Total Coliform Rule
Oct 1, 2007	Oct 31, 2007	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Oct 31, 2007	Total Coliform Rule
Jul 1, 2005	Aug 31, 2007	TTHM	MR	No	Yes	—	0.080 mg/L	—	Resolved	Aug 31, 2007	Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2005	Aug 31, 2007	TTHM	MR	No	Yes	—	0.080 mg/L	—	Resolved	Aug 31, 2007	Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2005	Aug 31, 2007	TTHM	MR	No	Yes	—	0.080 mg/L	—	Resolved	Aug 31, 2007	Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2005	Aug 31, 2007	TTHM	MR	No	Yes	—	0.080 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, 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
Dec 1, 2002	Dec 31, 2002	Nitrate	MCL	Yes	No	11 MG/L	10 mg/L	—	Resolved	Dec 31, 2002	Nitrate Rule
Dec 1, 2002	Dec 31, 2002	Nitrate	MCL	Yes	No	11 MG/L	10 mg/L	—	Resolved	Dec 31, 2002	Nitrate Rule
Dec 1, 2002	Dec 31, 2002	Nitrate	MCL	Yes	No	11 MG/L	10 mg/L	—	Resolved	Dec 31, 2002	Nitrate Rule
Dec 1, 2002	Dec 31, 2002	Nitrate	MCL	Yes	No	11 MG/L	10 mg/L	—	Resolved	Dec 31, 2002	Nitrate Rule
Dec 1, 2002	Dec 31, 2002	Nitrate	MCL	Yes	No	11 MG/L	10 mg/L	—	Resolved	Dec 31, 2002	Nitrate Rule
Dec 1, 2002	Dec 31, 2002	Nitrate	MCL	Yes	No	11 MG/L	10 mg/L	—	Resolved	Dec 31, 2002	Nitrate Rule
Nov 1, 2002	Nov 30, 2002	Nitrate	MCL	Yes	No	12 MG/L	10 mg/L	—	Resolved	Nov 30, 2002	Nitrate Rule
Nov 1, 2002	Nov 30, 2002	Nitrate	MCL	Yes	No	12 MG/L	10 mg/L	—	Resolved	Nov 30, 2002	Nitrate Rule
Nov 1, 2002	Nov 30, 2002	Nitrate	MCL	Yes	No	12 MG/L	10 mg/L	—	Resolved	Nov 30, 2002	Nitrate Rule
Nov 1, 2002	Nov 30, 2002	Nitrate	MCL	Yes	No	12 MG/L	10 mg/L	—	Resolved	Nov 30, 2002	Nitrate Rule
Nov 1, 2002	Nov 30, 2002	Nitrate	MCL	Yes	No	12 MG/L	10 mg/L	—	Resolved	Nov 30, 2002	Nitrate Rule
Nov 1, 2002	Nov 30, 2002	Nitrate	MCL	Yes	No	12 MG/L	10 mg/L	—	Resolved	Nov 30, 2002	Nitrate Rule
Oct 1, 2002	Oct 31, 2002	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Oct 31, 2002	Nitrate Rule
Oct 1, 2002	Oct 31, 2002	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Oct 31, 2002	Nitrate Rule
Oct 1, 2002	Oct 31, 2002	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Oct 31, 2002	Nitrate Rule
Jun 1, 2002	Aug 31, 2002	Nitrate	MCL	Yes	No	16.8 MG/L	10 mg/L	—	Resolved	Aug 31, 2002	Nitrate Rule
Jun 1, 2002	Aug 31, 2002	Nitrate	MCL	Yes	No	16.8 MG/L	10 mg/L	—	Resolved	Aug 31, 2002	Nitrate Rule
Jun 1, 2002	Aug 31, 2002	Nitrate	MCL	Yes	No	16.8 MG/L	10 mg/L	—	Resolved	Aug 31, 2002	Nitrate Rule
Jun 1, 2002	Aug 31, 2002	Nitrate	MCL	Yes	No	16.8 MG/L	10 mg/L	—	Resolved	Aug 31, 2002	Nitrate Rule
Jun 1, 2002	Aug 31, 2002	Nitrate	MCL	Yes	No	16.8 MG/L	10 mg/L	—	Resolved	Aug 31, 2002	Nitrate Rule
Nov 1, 2000	Nov 30, 2000	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Nov 30, 2000	Total Coliform Rule
Nov 1, 2000	Nov 30, 2000	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Nov 30, 2000	Total Coliform Rule
Nov 1, 2000	Nov 30, 2000	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Nov 30, 2000	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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