ARIMO CITY OF

Idaho — Community Water System — PWSID: ID6030002

System Information

PWSID	ID6030002
System Name	ARIMO CITY OF
System Type	Community Water System
Water Source	Ground Water
Activity Status	Active
Owner Type	Local
EPA Region	10
Serves School	No
Wholesaler	No
First Reported	Mar 13, 1980
Last Reported	Dec 19, 2025

Location & Contact

State	Idaho
City	ARIMO
ZIP Code	83214
Address	PO BOX 61
Organization	WORLTON, PAUL
Phone	208-254-3507

Population & Service

Population Served	368
Service Connections	135

Drinking Water Violations (48)

This water system has 48 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
Jul 2, 2025	—	LEAD AND COPPER RULE REVISIONS	RPT	No	No	—	—	—	Unaddressed	—	Lead and Copper Rule Revisions
Jul 2, 2025	—	LEAD AND COPPER RULE REVISIONS	RPT	No	No	—	—	—	Unaddressed	—	Lead and Copper Rule Revisions
Jul 2, 2025	—	LEAD AND COPPER RULE REVISIONS	RPT	No	No	—	—	—	Unaddressed	—	Lead and Copper Rule Revisions
Jul 2, 2025	—	LEAD AND COPPER RULE REVISIONS	RPT	No	No	—	—	—	Unaddressed	—	Lead and Copper Rule Revisions
Aug 1, 2024	Aug 31, 2024	Revised Total Coliform Rule	MCL	Yes	No	—	—	—	Resolved	Aug 31, 2024	Revised Total Coliform Rule
Aug 1, 2024	Aug 31, 2024	Revised Total Coliform Rule	MCL	Yes	No	—	—	—	Resolved	Aug 31, 2024	Revised Total Coliform Rule
Aug 1, 2024	Aug 31, 2024	Revised Total Coliform Rule	MCL	Yes	No	—	—	—	Resolved	Aug 31, 2024	Revised Total Coliform Rule
Aug 1, 2024	Aug 31, 2024	Revised Total Coliform Rule	MCL	Yes	No	—	—	—	Resolved	Aug 31, 2024	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
Oct 1, 2018	Dec 31, 2018	Chlorine	MR	No	Yes	—	4.0 mg/L	—	Resolved	Dec 31, 2018	Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2018	Dec 31, 2018	Chlorine	MR	No	Yes	—	4.0 mg/L	—	Resolved	Dec 31, 2018	Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2018	Dec 31, 2018	Chlorine	MR	No	Yes	—	4.0 mg/L	—	Resolved	Dec 31, 2018	Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2014	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Aug 8, 2022	Lead and Copper Rule
Oct 1, 2014	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Aug 8, 2022	Lead and Copper Rule
Oct 1, 2014	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Aug 8, 2022	Lead and Copper Rule
Oct 1, 2011	Dec 31, 2011	Chlorine	MR	No	Yes	—	4.0 mg/L	—	Archived	Dec 31, 2011	Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2011	Oct 31, 2011	Coliform (TCR)	MR	No	No	—	5% of samples	—	Archived	Oct 31, 2011	Total Coliform Rule
Oct 1, 2011	Oct 31, 2011	Coliform (TCR)	MR	No	No	—	5% of samples	—	Archived	Oct 31, 2011	Total Coliform Rule
Jan 1, 1997	Dec 31, 1997	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 1997	Nitrate Rule
Oct 1, 1996	Dec 31, 1997	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Dec 31, 1997	Lead and Copper Rule
Oct 1, 1996	Dec 31, 1997	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Dec 31, 1997	Lead and Copper Rule
Jan 1, 1996	Dec 31, 1996	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 1996	Nitrate Rule
Aug 1, 1994	Aug 31, 1994	Coliform (TCR)	MR	No	Yes	—	5% of samples	—	Resolved	Aug 31, 1994	Total Coliform Rule
Jul 1, 1994	Jun 30, 1995	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Jun 30, 1995	Lead and Copper Rule
Jul 1, 1994	Jun 30, 1995	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Jun 30, 1995	Lead and Copper Rule
Mar 1, 1994	Mar 31, 1994	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Mar 31, 1994	Total Coliform Rule
Jan 2, 1994	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Jun 30, 1995	Lead and Copper Rule
Jan 2, 1994	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Jun 30, 1995	Lead and Copper Rule
Jan 2, 1994	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Jun 30, 1995	Lead and Copper Rule
Jan 1, 1993	Dec 31, 1995	Selenium	MR	No	Yes	—	0.05 mg/L	—	Resolved	Dec 31, 1995	Inorganic Chemicals
Jan 1, 1993	Dec 31, 1995	Selenium	MR	No	Yes	—	0.05 mg/L	—	Resolved	Dec 31, 1995	Inorganic Chemicals
Jan 1, 1993	Dec 31, 1995	Chromium	MR	No	Yes	—	0.1 mg/L	—	Resolved	Dec 31, 1995	Inorganic Chemicals
Jan 1, 1993	Dec 31, 1995	Barium	MR	No	Yes	—	2 mg/L	—	Resolved	Dec 31, 1995	Inorganic Chemicals
Jan 1, 1993	Dec 31, 1995	Barium	MR	No	Yes	—	2 mg/L	—	Resolved	Dec 31, 1995	Inorganic Chemicals
Jan 1, 1993	Dec 31, 1995	Chromium	MR	No	Yes	—	0.1 mg/L	—	Resolved	Dec 31, 1995	Inorganic Chemicals
Jan 1, 1993	Dec 31, 1995	Fluoride	MR	No	Yes	—	4.0 mg/L	—	Resolved	Dec 31, 1995	Inorganic Chemicals
Jan 1, 1993	Dec 31, 1995	Fluoride	MR	No	Yes	—	4.0 mg/L	—	Resolved	Dec 31, 1995	Inorganic Chemicals
Jan 1, 1993	Dec 31, 1995	Mercury	MR	No	Yes	—	0.002 mg/L	—	Resolved	Dec 31, 1995	Inorganic Chemicals
Jan 1, 1993	Dec 31, 1995	Mercury	MR	No	Yes	—	0.002 mg/L	—	Resolved	Dec 31, 1995	Inorganic Chemicals
Jan 1, 1993	Dec 31, 1995	Cadmium	MR	No	Yes	—	0.005 mg/L	—	Resolved	Dec 31, 1995	Inorganic Chemicals
Jan 1, 1993	Dec 31, 1995	Cadmium	MR	No	Yes	—	0.005 mg/L	—	Resolved	Dec 31, 1995	Inorganic Chemicals
Oct 1, 1992	Oct 31, 1992	Coliform (TCR)	MR	No	No	—	5% of samples	—	Archived	Oct 31, 1992	Total Coliform Rule
Jul 1, 1992	Jul 31, 1992	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Archived	Jul 31, 1992	Total Coliform Rule
Jun 1, 1992	Jun 30, 1992	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Archived	Jun 30, 1992	Total Coliform Rule
Jun 1, 1991	Jun 30, 1991	Coliform (TCR)	MR	No	Yes	—	5% of samples	—	Archived	Jun 30, 1991	Total Coliform Rule
—	—		—	No	No	—	—	—	—	—	—

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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