COOS COUNTY FARM

New Hampshire — Community Water System — PWSID: NH2194010

System Information

PWSID	NH2194010
System Name	COOS COUNTY FARM
System Type	Community Water System
Water Source	Ground Water
Activity Status	Inactive
Owner Type	Local
EPA Region	01
Serves School	No
Wholesaler	No
First Reported	Mar 8, 1979
Last Reported	Jun 30, 2025

Location & Contact

State	New Hampshire
City	W STEWARTSTOWN
ZIP Code	03597
Address	PO BOX 10
Organization	COOS COUNTY FARM
Phone	—

Population & Service

Population Served	228
Service Connections	6

Drinking Water Violations (359)

This water system has 359 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
May 31, 2019	—	E. COLI	MR	No	Yes	—	—	—	Archived	Aug 1, 2019	Ground Water Rule
Jul 1, 2017	Oct 1, 2017	Total Haloacetic Acids (HAA5)	MR	No	Yes	—	0.060 mg/L	—	Archived	Oct 1, 2017	Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2017	Jul 1, 2017	Chlorine	MR	No	Yes	—	4.0 mg/L	—	Archived	Jul 1, 2017	Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2014	Oct 31, 2014	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Oct 31, 2014	Total Coliform Rule
Oct 1, 2014	Oct 31, 2014	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Oct 31, 2014	Total Coliform Rule
Dec 1, 2013	Dec 31, 2013	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Dec 31, 2013	Total Coliform Rule
Dec 1, 2013	Dec 31, 2013	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Dec 31, 2013	Total Coliform Rule
Dec 1, 2013	Dec 31, 2013	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Dec 31, 2013	Total Coliform Rule
Dec 1, 2013	Dec 31, 2013	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Dec 31, 2013	Total Coliform Rule
Sep 1, 2013	Sep 30, 2013	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 2013	Total Coliform Rule
Sep 1, 2013	Sep 30, 2013	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 2013	Total Coliform Rule
Sep 1, 2013	Sep 30, 2013	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 2013	Total Coliform Rule
Sep 1, 2013	Sep 30, 2013	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 2013	Total Coliform Rule
Sep 1, 2013	Sep 30, 2013	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 2013	Total Coliform Rule
Aug 1, 2013	Aug 31, 2013	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Aug 31, 2013	Total Coliform Rule
Aug 1, 2013	Aug 31, 2013	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Aug 31, 2013	Total Coliform Rule
Aug 1, 2013	Aug 31, 2013	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Aug 31, 2013	Total Coliform Rule
Aug 1, 2013	Aug 31, 2013	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Aug 31, 2013	Total Coliform Rule
Aug 1, 2013	Aug 31, 2013	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Aug 31, 2013	Total Coliform Rule
Mar 1, 2013	Mar 31, 2013	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Mar 31, 2013	Total Coliform Rule
Mar 1, 2013	Mar 31, 2013	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Mar 31, 2013	Total Coliform Rule
Mar 1, 2013	Mar 31, 2013	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Mar 31, 2013	Total Coliform Rule
Mar 1, 2013	Mar 31, 2013	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Mar 31, 2013	Total Coliform Rule
Feb 1, 2013	Feb 28, 2013	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Feb 28, 2013	Total Coliform Rule
Feb 1, 2013	Feb 28, 2013	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Feb 28, 2013	Total Coliform Rule
Feb 1, 2013	Feb 28, 2013	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Feb 28, 2013	Total Coliform Rule
Oct 1, 2011	Oct 31, 2011	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Oct 31, 2011	Total Coliform Rule
Oct 1, 2011	Oct 31, 2011	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Oct 31, 2011	Total Coliform Rule
Oct 1, 2011	Oct 31, 2011	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Oct 31, 2011	Total Coliform Rule
Oct 1, 2011	Oct 31, 2011	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Oct 31, 2011	Total Coliform Rule
Oct 1, 2011	Dec 31, 2011	Arsenic	MR	No	Yes	—	0.010 mg/L	—	Resolved	Dec 31, 2011	Arsenic Rule
Oct 1, 2011	Dec 31, 2011	Arsenic	MR	No	Yes	—	0.010 mg/L	—	Resolved	Dec 31, 2011	Arsenic Rule
Sep 1, 2011	Sep 30, 2011	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 2011	Total Coliform Rule
Sep 1, 2011	Sep 30, 2011	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 2011	Total Coliform Rule
Sep 1, 2011	Sep 30, 2011	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 2011	Total Coliform Rule
Sep 1, 2011	Sep 30, 2011	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 2011	Total Coliform Rule
Aug 1, 2011	—	E. COLI	MR	No	Yes	—	—	—	Resolved	Oct 20, 2011	Ground Water Rule
Aug 1, 2011	—	E. COLI	MR	No	Yes	—	—	—	Resolved	Oct 20, 2011	Ground Water Rule
Aug 1, 2011	—	E. COLI	MR	No	Yes	—	—	—	Resolved	Oct 20, 2011	Ground Water Rule
Aug 1, 2011	—	E. COLI	MR	No	Yes	—	—	—	Resolved	Oct 20, 2011	Ground Water Rule
Aug 1, 2011	Aug 31, 2011	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Aug 31, 2011	Total Coliform Rule
Aug 1, 2011	Aug 31, 2011	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Aug 31, 2011	Total Coliform Rule
Aug 1, 2011	Aug 31, 2011	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Aug 31, 2011	Total Coliform Rule
Jul 1, 2011	Jul 31, 2011	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 2011	Total Coliform Rule
Jul 1, 2011	Jul 31, 2011	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 2011	Total Coliform Rule
Jul 1, 2011	Jul 31, 2011	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 2011	Total Coliform Rule
Jul 1, 2011	Jul 31, 2011	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 2011	Total Coliform Rule
Jun 1, 2011	Jun 30, 2011	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jun 30, 2011	Total Coliform Rule
Jun 1, 2011	Jun 30, 2011	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jun 30, 2011	Total Coliform Rule
Jul 1, 2010	Sep 30, 2010	Arsenic	MR	No	Yes	—	0.010 mg/L	—	Resolved	Sep 30, 2010	Arsenic Rule

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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