Ostrander

Minnesota — Community Water System — PWSID: MN1230008

System Information

PWSID	MN1230008
System Name	Ostrander
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	Ostrander
ZIP Code	55961
Address	414 Main Street
Organization	Ostrander City Council
Phone	5076572505

Population & Service

Population Served	256
Service Connections	110

Drinking Water Violations (27)

This water system has 27 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 1, 2019	Oct 31, 2019	Total Haloacetic Acids (HAA5)	MR	No	Yes	—	0.060 mg/L	—	Resolved	Oct 31, 2019	Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2019	Oct 31, 2019	Total Haloacetic Acids (HAA5)	MR	No	Yes	—	0.060 mg/L	—	Resolved	Oct 31, 2019	Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2019	Oct 31, 2019	Total Haloacetic Acids (HAA5)	MR	No	Yes	—	0.060 mg/L	—	Resolved	Oct 31, 2019	Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2019	Oct 31, 2019	Total Haloacetic Acids (HAA5)	MR	No	Yes	—	0.060 mg/L	—	Resolved	Oct 31, 2019	Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2019	Oct 31, 2019	Total Haloacetic Acids (HAA5)	MR	No	Yes	—	0.060 mg/L	—	Resolved	Oct 31, 2019	Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2019	Oct 31, 2019	Total Haloacetic Acids (HAA5)	MR	No	Yes	—	0.060 mg/L	—	Resolved	Oct 31, 2019	Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2019	Oct 31, 2019	Total Haloacetic Acids (HAA5)	MR	No	Yes	—	0.060 mg/L	—	Resolved	Oct 31, 2019	Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2019	Oct 31, 2019	TTHM	MR	No	Yes	—	0.080 mg/L	—	Resolved	Oct 31, 2019	Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2019	Oct 31, 2019	TTHM	MR	No	Yes	—	0.080 mg/L	—	Resolved	Oct 31, 2019	Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2019	Oct 31, 2019	TTHM	MR	No	Yes	—	0.080 mg/L	—	Resolved	Oct 31, 2019	Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2019	Oct 31, 2019	TTHM	MR	No	Yes	—	0.080 mg/L	—	Resolved	Oct 31, 2019	Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2019	Oct 31, 2019	TTHM	MR	No	Yes	—	0.080 mg/L	—	Resolved	Oct 31, 2019	Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2019	Oct 31, 2019	TTHM	MR	No	Yes	—	0.080 mg/L	—	Resolved	Oct 31, 2019	Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2019	Oct 31, 2019	TTHM	MR	No	Yes	—	0.080 mg/L	—	Resolved	Oct 31, 2019	Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 1999	Dec 31, 1999	Nitrate	MR	No	Yes	—	10 mg/L	—	Archived	Dec 31, 1999	Nitrate Rule
Jan 1, 1999	Dec 31, 1999	Nitrate	MR	No	Yes	—	10 mg/L	—	Archived	Dec 31, 1999	Nitrate Rule
Jan 1, 1999	Dec 31, 1999	Nitrate	MR	No	Yes	—	10 mg/L	—	Archived	Dec 31, 1999	Nitrate Rule
Jan 1, 1999	Dec 31, 1999	Nitrate	MR	No	Yes	—	10 mg/L	—	Archived	Dec 31, 1999	Nitrate Rule
Jan 1, 1999	Dec 31, 1999	Nitrate	MR	No	Yes	—	10 mg/L	—	Archived	Dec 31, 1999	Nitrate Rule
Jul 1, 1995	Sep 30, 1995	Coliform (TCR)	MR	No	No	—	5% of samples	—	Archived	Sep 30, 1995	Total Coliform Rule
Jul 1, 1995	Sep 30, 1995	Coliform (TCR)	MR	No	No	—	5% of samples	—	Archived	Sep 30, 1995	Total Coliform Rule
Jul 1, 1995	Sep 30, 1995	Coliform (TCR)	MR	No	No	—	5% of samples	—	Archived	Sep 30, 1995	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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