Chokio

Minnesota — Community Water System — PWSID: MN1750002

System Information

PWSID	MN1750002
System Name	Chokio
System Type	Community Water System
Water Source	Ground Water
Activity Status	Active
Owner Type	Local
EPA Region	05
Serves School	No
Wholesaler	No
First Reported	Jan 24, 1981
Last Reported	Nov 25, 2025

Location & Contact

State	Minnesota
City	Chokio
ZIP Code	56221-0036
Address	Chokio City Hall
Organization	Chokio City Council
Phone	3203247450

Population & Service

Population Served	400
Service Connections	222

Drinking Water Violations (38)

This water system has 38 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
Apr 1, 2003	Jun 30, 2003	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	May 15, 2003	Total Coliform Rule
Apr 1, 2003	Jun 30, 2003	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	May 15, 2003	Total Coliform Rule
Apr 1, 2003	Jun 30, 2003	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	May 15, 2003	Total Coliform Rule
Apr 1, 2003	Jun 30, 2003	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	May 15, 2003	Total Coliform Rule
Apr 1, 2003	Jun 30, 2003	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	May 15, 2003	Total Coliform Rule
Apr 1, 2003	Jun 30, 2003	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	May 15, 2003	Total Coliform Rule
Jul 1, 2002	Sep 30, 2002	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 2002	Total Coliform Rule
Jul 1, 2002	Sep 30, 2002	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 2002	Total Coliform Rule
Jul 1, 2002	Sep 30, 2002	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 2002	Total Coliform Rule
Jul 1, 2002	Sep 30, 2002	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 2002	Total Coliform Rule
Jul 1, 2002	Sep 30, 2002	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 2002	Total Coliform Rule
Jul 1, 2002	Sep 30, 2002	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 2002	Total Coliform Rule
Oct 1, 1997	Dec 31, 1997	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Oct 16, 1997	Total Coliform Rule
Oct 1, 1997	Dec 31, 1997	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Oct 16, 1997	Total Coliform Rule
Oct 1, 1997	Dec 31, 1997	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Oct 16, 1997	Total Coliform Rule
Oct 1, 1997	Dec 31, 1997	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Oct 16, 1997	Total Coliform Rule
Oct 1, 1997	Dec 31, 1997	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Oct 16, 1997	Total Coliform Rule
Oct 1, 1997	Dec 31, 1997	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Oct 16, 1997	Total Coliform Rule
Oct 1, 1997	Dec 31, 1997	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Oct 16, 1997	Total Coliform Rule
Jun 1, 1996	Sep 30, 1996	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 1996	Total Coliform Rule
Jun 1, 1996	Sep 30, 1996	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 1996	Total Coliform Rule
Jun 1, 1996	Sep 30, 1996	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 1996	Total Coliform Rule
Jun 1, 1996	Sep 30, 1996	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 1996	Total Coliform Rule
Jun 1, 1996	Sep 30, 1996	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 1996	Total Coliform Rule
Jun 1, 1996	Sep 30, 1996	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 1996	Total Coliform Rule
Jun 1, 1996	Sep 30, 1996	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 1996	Total Coliform Rule
Jul 1, 1994	Sep 30, 1994	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 1994	Total Coliform Rule
Jul 1, 1994	Sep 30, 1994	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 1994	Total Coliform Rule
Jul 1, 1994	Sep 30, 1994	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 1994	Total Coliform Rule
Jul 1, 1994	Sep 30, 1994	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 1994	Total Coliform Rule
Jul 1, 1994	Sep 30, 1994	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 1994	Total Coliform Rule
Jul 1, 1994	Sep 30, 1994	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 1994	Total Coliform Rule
Jul 1, 1994	Sep 30, 1994	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 1994	Total Coliform Rule
—	—		—	No	No	—	—	—	—	—	—
—	—		—	No	No	—	—	—	—	—	—
—	—		—	No	No	—	—	—	—	—	—
—	—		—	No	No	—	—	—	—	—	—
—	—		—	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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