AMSTERDAM SCHOOL DISTRICT 75

Montana — Non-Transient Non-Community — PWSID: MT0001244

System Information

PWSID	MT0001244
System Name	AMSTERDAM SCHOOL DISTRICT 75
System Type	Non-Transient Non-Community
Water Source	Ground Water
Activity Status	Active
Owner Type	State
EPA Region	08
Serves School	Yes
Wholesaler	No
First Reported	Mar 5, 1980
Last Reported	Jan 5, 2026

Location & Contact

State	Montana
City	MANHATTAN
ZIP Code	59741
Address	6360 CAMP CREEK RD
Organization	STEWART, MARISA
Phone	406-282-7211

Population & Service

Population Served	179
Service Connections	2

Drinking Water Violations (113)

This water system has 113 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, 2015	Jul 31, 2015	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jul 31, 2015	Total Coliform Rule
Jul 1, 2015	Jul 31, 2015	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jul 31, 2015	Total Coliform Rule
Jul 1, 2015	Jul 31, 2015	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jul 31, 2015	Total Coliform Rule
Jul 1, 2015	Jul 31, 2015	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jul 31, 2015	Total Coliform Rule
Oct 1, 2009	Dec 31, 2009	Arsenic	MCL	Yes	No	.014 MG/L	0.010 mg/L	—	Resolved	Dec 31, 2009	Arsenic Rule
Oct 1, 2009	Dec 31, 2009	Arsenic	MCL	Yes	No	.014 MG/L	0.010 mg/L	—	Resolved	Dec 31, 2009	Arsenic Rule
Oct 1, 2009	Dec 31, 2009	Arsenic	MCL	Yes	No	.014 MG/L	0.010 mg/L	—	Resolved	Dec 31, 2009	Arsenic Rule
Oct 1, 2009	Dec 31, 2009	Arsenic	MCL	Yes	No	.014 MG/L	0.010 mg/L	—	Resolved	Dec 31, 2009	Arsenic Rule
Oct 1, 2009	Dec 31, 2009	Arsenic	MCL	Yes	No	.014 MG/L	0.010 mg/L	—	Resolved	Dec 31, 2009	Arsenic Rule
Jul 1, 2009	Sep 30, 2009	Arsenic	MCL	Yes	No	.014 MG/L	0.010 mg/L	—	Resolved	Sep 30, 2009	Arsenic Rule
Jul 1, 2009	Sep 30, 2009	Arsenic	MCL	Yes	No	.014 MG/L	0.010 mg/L	—	Resolved	Sep 30, 2009	Arsenic Rule
Jul 1, 2009	Sep 30, 2009	Arsenic	MCL	Yes	No	.014 MG/L	0.010 mg/L	—	Resolved	Sep 30, 2009	Arsenic Rule
Jul 1, 2009	Sep 30, 2009	Arsenic	MCL	Yes	No	.014 MG/L	0.010 mg/L	—	Resolved	Sep 30, 2009	Arsenic Rule
Jul 1, 2009	Sep 30, 2009	Arsenic	MCL	Yes	No	.014 MG/L	0.010 mg/L	—	Resolved	Sep 30, 2009	Arsenic Rule
Apr 1, 2009	Jun 30, 2009	Arsenic	MCL	Yes	No	.015 MG/L	0.010 mg/L	—	Resolved	Jun 30, 2009	Arsenic Rule
Apr 1, 2009	Jun 30, 2009	Arsenic	MCL	Yes	No	.015 MG/L	0.010 mg/L	—	Resolved	Jun 30, 2009	Arsenic Rule
Apr 1, 2009	Jun 30, 2009	Arsenic	MCL	Yes	No	.015 MG/L	0.010 mg/L	—	Resolved	Jun 30, 2009	Arsenic Rule
Apr 1, 2009	Jun 30, 2009	Arsenic	MCL	Yes	No	.015 MG/L	0.010 mg/L	—	Resolved	Jun 30, 2009	Arsenic Rule
Apr 1, 2009	Jun 30, 2009	Arsenic	MCL	Yes	No	.015 MG/L	0.010 mg/L	—	Resolved	Jun 30, 2009	Arsenic Rule
Apr 1, 2009	Jun 30, 2009	Arsenic	MCL	Yes	No	.015 MG/L	0.010 mg/L	—	Resolved	Jun 30, 2009	Arsenic Rule
Jan 1, 2009	Mar 31, 2009	Arsenic	MCL	Yes	No	.015 MG/L	0.010 mg/L	—	Resolved	Mar 31, 2009	Arsenic Rule
Jan 1, 2009	Mar 31, 2009	Arsenic	MCL	Yes	No	.015 MG/L	0.010 mg/L	—	Resolved	Mar 31, 2009	Arsenic Rule
Jan 1, 2009	Mar 31, 2009	Arsenic	MCL	Yes	No	.015 MG/L	0.010 mg/L	—	Resolved	Mar 31, 2009	Arsenic Rule
Jan 1, 2009	Mar 31, 2009	Arsenic	MCL	Yes	No	.015 MG/L	0.010 mg/L	—	Resolved	Mar 31, 2009	Arsenic Rule
Jan 1, 2009	Mar 31, 2009	Arsenic	MCL	Yes	No	.015 MG/L	0.010 mg/L	—	Resolved	Mar 31, 2009	Arsenic Rule
Jan 1, 2009	Mar 31, 2009	Arsenic	MCL	Yes	No	.015 MG/L	0.010 mg/L	—	Resolved	Mar 31, 2009	Arsenic Rule
Oct 1, 2008	Dec 31, 2008	Arsenic	MCL	Yes	No	.016 MG/L	0.010 mg/L	—	Resolved	Dec 31, 2008	Arsenic Rule
Oct 1, 2008	Dec 31, 2008	Arsenic	MCL	Yes	No	.016 MG/L	0.010 mg/L	—	Resolved	Dec 31, 2008	Arsenic Rule
Oct 1, 2008	Dec 31, 2008	Arsenic	MCL	Yes	No	.016 MG/L	0.010 mg/L	—	Resolved	Dec 31, 2008	Arsenic Rule
Oct 1, 2008	Dec 31, 2008	Arsenic	MCL	Yes	No	.016 MG/L	0.010 mg/L	—	Resolved	Dec 31, 2008	Arsenic Rule
Oct 1, 2008	Dec 31, 2008	Arsenic	MCL	Yes	No	.016 MG/L	0.010 mg/L	—	Resolved	Dec 31, 2008	Arsenic Rule
Oct 1, 2008	Dec 31, 2008	Arsenic	MCL	Yes	No	.016 MG/L	0.010 mg/L	—	Resolved	Dec 31, 2008	Arsenic Rule
Jan 1, 2008	Dec 31, 2010	Chlordane	MR	No	Yes	—	0.002 mg/L	—	Resolved	Dec 31, 2010	Synthetic Organic Chemicals
Jan 1, 2008	Dec 31, 2010	OXAMYL	MR	No	Yes	—	0.2 mg/L	—	Resolved	Dec 31, 2010	Synthetic Organic Chemicals
Jan 1, 2008	Dec 31, 2010	OXAMYL	MR	No	Yes	—	0.2 mg/L	—	Resolved	Dec 31, 2010	Synthetic Organic Chemicals
Jan 1, 2008	Dec 31, 2010	OXAMYL	MR	No	Yes	—	0.2 mg/L	—	Resolved	Dec 31, 2010	Synthetic Organic Chemicals
Jan 1, 2008	Dec 31, 2010	Toxaphene	MR	No	Yes	—	0.003 mg/L	—	Resolved	Dec 31, 2010	Synthetic Organic Chemicals
Jan 1, 2008	Dec 31, 2010	Toxaphene	MR	No	Yes	—	0.003 mg/L	—	Resolved	Dec 31, 2010	Synthetic Organic Chemicals
Jan 1, 2008	Dec 31, 2010	Toxaphene	MR	No	Yes	—	0.003 mg/L	—	Resolved	Dec 31, 2010	Synthetic Organic Chemicals
Jan 1, 2008	Dec 31, 2010	Simazine	MR	No	Yes	—	0.004 mg/L	—	Resolved	Dec 31, 2010	Synthetic Organic Chemicals
Jan 1, 2008	Dec 31, 2010	Simazine	MR	No	Yes	—	0.004 mg/L	—	Resolved	Dec 31, 2010	Synthetic Organic Chemicals
Jan 1, 2008	Dec 31, 2010	Simazine	MR	No	Yes	—	0.004 mg/L	—	Resolved	Dec 31, 2010	Synthetic Organic Chemicals
Jan 1, 2008	Dec 31, 2010	Di(2-ethylhexyl) phthalate	MR	No	Yes	—	0.006 mg/L	—	Resolved	Dec 31, 2010	Synthetic Organic Chemicals
Jan 1, 2008	Dec 31, 2010	Dinoseb	MR	No	Yes	—	0.007 mg/L	—	Resolved	Dec 31, 2010	Synthetic Organic Chemicals
Jan 1, 2008	Dec 31, 2010	Dinoseb	MR	No	Yes	—	0.007 mg/L	—	Resolved	Dec 31, 2010	Synthetic Organic Chemicals
Jan 1, 2008	Dec 31, 2010	Heptachlor epoxide	MR	No	Yes	—	0.0002 mg/L	—	Resolved	Dec 31, 2010	Synthetic Organic Chemicals
Jan 1, 2008	Dec 31, 2010	Heptachlor epoxide	MR	No	Yes	—	0.0002 mg/L	—	Resolved	Dec 31, 2010	Synthetic Organic Chemicals
Jan 1, 2008	Dec 31, 2010	Heptachlor epoxide	MR	No	Yes	—	0.0002 mg/L	—	Resolved	Dec 31, 2010	Synthetic Organic Chemicals
Jan 1, 2008	Dec 31, 2010	LASSO	MR	No	Yes	—	—	—	Resolved	Dec 31, 2010	Synthetic Organic Chemicals
Jan 1, 2008	Dec 31, 2010	LASSO	MR	No	Yes	—	—	—	Resolved	Dec 31, 2010	Synthetic Organic 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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