SHELLSBURG WATER SUPPLY

Iowa — Community Water System — PWSID: IA0670043

System Information

PWSID	IA0670043
System Name	SHELLSBURG 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	SHELLSBURG
ZIP Code	52332
Address	ATTN RICK ROBERTSON
Organization	SHELLSBURG WATER SUPPLY
Phone	319-436-2954

Population & Service

Population Served	961
Service Connections	430

Drinking Water Violations (85)

This water system has 85 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, 2005	Mar 31, 2005	Chlorine	MR	No	Yes	—	4.0 mg/L	—	Resolved	Mar 31, 2005	Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2005	Mar 31, 2005	Chlorine	MR	No	Yes	—	4.0 mg/L	—	Resolved	Mar 31, 2005	Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2005	Mar 31, 2005	Chlorine	MR	No	Yes	—	4.0 mg/L	—	Resolved	Mar 31, 2005	Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2005	Mar 31, 2005	Chlorine	MR	No	Yes	—	4.0 mg/L	—	Resolved	Mar 31, 2005	Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2005	Mar 31, 2005	Chlorine	MR	No	Yes	—	4.0 mg/L	—	Resolved	Mar 31, 2005	Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2005	Mar 31, 2005	Chlorine	MR	No	Yes	—	4.0 mg/L	—	Resolved	Mar 31, 2005	Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2005	Mar 31, 2005	Chlorine	MR	No	Yes	—	4.0 mg/L	—	Resolved	Mar 31, 2005	Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2001	Sep 30, 2002	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Sep 30, 2002	Nitrate Rule
Oct 1, 2001	Sep 30, 2002	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Sep 30, 2002	Nitrate Rule
Oct 1, 2001	Sep 30, 2002	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Sep 30, 2002	Nitrate Rule
Oct 1, 2001	Sep 30, 2002	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Sep 30, 2002	Nitrate Rule
Apr 1, 1992	Jun 30, 1992	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Jun 30, 1992	Nitrate Rule
Apr 1, 1992	Jun 30, 1992	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Jun 30, 1992	Nitrate Rule
Apr 1, 1992	Jun 30, 1992	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Jun 30, 1992	Nitrate Rule
Apr 1, 1992	Jun 30, 1992	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Jun 30, 1992	Nitrate Rule
Apr 1, 1992	Jun 30, 1992	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Jun 30, 1992	Nitrate Rule
Apr 1, 1992	Jun 30, 1992	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Jun 30, 1992	Nitrate Rule
Apr 1, 1992	Jun 30, 1992	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Jun 30, 1992	Nitrate Rule
Apr 1, 1992	Jun 30, 1992	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Jun 30, 1992	Nitrate Rule
Oct 1, 1990	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Aug 5, 1991	Lead and Copper Rule
Oct 1, 1990	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Aug 5, 1991	Lead and Copper Rule
Oct 1, 1990	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Aug 5, 1991	Lead and Copper Rule
Oct 1, 1990	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Aug 5, 1991	Lead and Copper Rule
Oct 1, 1990	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Aug 5, 1991	Lead and Copper Rule
Oct 1, 1990	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Aug 5, 1991	Lead and Copper Rule
Oct 1, 1990	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Aug 5, 1991	Lead and Copper Rule
Apr 1, 1988	Mar 31, 1991	Selenium	MR	No	Yes	—	0.05 mg/L	—	Resolved	Mar 31, 1991	Inorganic Chemicals
Apr 1, 1988	Mar 31, 1991	Mercury	MR	No	Yes	—	0.002 mg/L	—	Resolved	Mar 31, 1991	Inorganic Chemicals
Apr 1, 1988	Mar 31, 1991	Mercury	MR	No	Yes	—	0.002 mg/L	—	Resolved	Mar 31, 1991	Inorganic Chemicals
Apr 1, 1988	Mar 31, 1991	Mercury	MR	No	Yes	—	0.002 mg/L	—	Resolved	Mar 31, 1991	Inorganic Chemicals
Apr 1, 1988	Mar 31, 1991	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Mar 31, 1991	Nitrate Rule
Apr 1, 1988	Mar 31, 1991	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Mar 31, 1991	Nitrate Rule
Apr 1, 1988	Mar 31, 1991	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Mar 31, 1991	Nitrate Rule
Apr 1, 1988	Mar 31, 1991	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Mar 31, 1991	Nitrate Rule
Apr 1, 1988	Mar 31, 1991	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Mar 31, 1991	Nitrate Rule
Apr 1, 1988	Mar 31, 1991	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Mar 31, 1991	Nitrate Rule
Apr 1, 1988	Mar 31, 1991	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Mar 31, 1991	Nitrate Rule
Apr 1, 1988	Mar 31, 1991	Selenium	MR	No	Yes	—	0.05 mg/L	—	Resolved	Mar 31, 1991	Inorganic Chemicals
Apr 1, 1988	Mar 31, 1991	Chromium	MR	No	Yes	—	0.1 mg/L	—	Resolved	Mar 31, 1991	Inorganic Chemicals
Apr 1, 1988	Mar 31, 1991	Selenium	MR	No	Yes	—	0.05 mg/L	—	Resolved	Mar 31, 1991	Inorganic Chemicals
Apr 1, 1988	Mar 31, 1991	Selenium	MR	No	Yes	—	0.05 mg/L	—	Resolved	Mar 31, 1991	Inorganic Chemicals
Apr 1, 1988	Mar 31, 1991	Selenium	MR	No	Yes	—	0.05 mg/L	—	Resolved	Mar 31, 1991	Inorganic Chemicals
Apr 1, 1988	Mar 31, 1991	Selenium	MR	No	Yes	—	0.05 mg/L	—	Resolved	Mar 31, 1991	Inorganic Chemicals
Apr 1, 1988	Mar 31, 1991	Barium	MR	No	Yes	—	2 mg/L	—	Resolved	Mar 31, 1991	Inorganic Chemicals
Apr 1, 1988	Mar 31, 1991	Barium	MR	No	Yes	—	2 mg/L	—	Resolved	Mar 31, 1991	Inorganic Chemicals
Apr 1, 1988	Mar 31, 1991	Barium	MR	No	Yes	—	2 mg/L	—	Resolved	Mar 31, 1991	Inorganic Chemicals
Apr 1, 1988	Mar 31, 1991	Barium	MR	No	Yes	—	2 mg/L	—	Resolved	Mar 31, 1991	Inorganic Chemicals
Apr 1, 1988	Mar 31, 1991	Barium	MR	No	Yes	—	2 mg/L	—	Resolved	Mar 31, 1991	Inorganic Chemicals
Apr 1, 1988	Mar 31, 1991	Barium	MR	No	Yes	—	2 mg/L	—	Resolved	Mar 31, 1991	Inorganic Chemicals
Apr 1, 1988	Mar 31, 1991	Barium	MR	No	Yes	—	2 mg/L	—	Resolved	Mar 31, 1991	Inorganic 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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