PABLO LAKE COUNTY WATER AND SEWER DIST

Montana — Community Water System — PWSID: MT0001917

System Information

PWSID	MT0001917
System Name	PABLO LAKE COUNTY WATER AND SEWER DIST
System Type	Community Water System
Water Source	Ground Water
Activity Status	Active
Owner Type	Local
EPA Region	08
Serves School	No
Wholesaler	No
First Reported	Feb 2, 1981
Last Reported	Jan 5, 2026

Location & Contact

State	Montana
City	PABLO
ZIP Code	59855
Address	PO BOX 550
Organization	OLSEN, LESLIE
Phone	406-675-4242

Population & Service

Population Served	2,175
Service Connections	640

Drinking Water Violations (69)

This water system has 69 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
Nov 1, 2023	Nov 30, 2023	Revised Total Coliform Rule	MCL	Yes	No	—	—	—	Resolved	Nov 28, 2023	Revised Total Coliform Rule
Nov 1, 2023	Nov 30, 2023	Revised Total Coliform Rule	MCL	Yes	No	—	—	—	Resolved	Nov 28, 2023	Revised Total Coliform Rule
Nov 1, 2023	Nov 30, 2023	Revised Total Coliform Rule	MCL	Yes	No	—	—	—	Resolved	Nov 28, 2023	Revised Total Coliform Rule
Nov 1, 2023	Nov 30, 2023	Revised Total Coliform Rule	MCL	Yes	No	—	—	—	Resolved	Nov 28, 2023	Revised Total Coliform Rule
Jul 1, 2023	—	Consumer Confidence Rule	Other	No	No	—	—	—	Resolved	Jul 17, 2023	Consumer Confidence Rule
Jul 1, 2023	—	Consumer Confidence Rule	Other	No	No	—	—	—	Resolved	Jul 17, 2023	Consumer Confidence Rule
Apr 9, 2023	—	Revised Total Coliform Rule	TT	Yes	No	—	—	—	Resolved	Nov 28, 2023	Revised Total Coliform Rule
Apr 9, 2023	—	Revised Total Coliform Rule	TT	Yes	No	—	—	—	Resolved	Nov 28, 2023	Revised Total Coliform Rule
Apr 9, 2023	—	Revised Total Coliform Rule	TT	Yes	No	—	—	—	Resolved	Nov 28, 2023	Revised Total Coliform Rule
Jul 1, 2021	—	Consumer Confidence Rule	Other	No	No	—	—	—	Resolved	Jul 26, 2021	Consumer Confidence Rule
Jul 1, 2021	—	Consumer Confidence Rule	Other	No	No	—	—	—	Resolved	Jul 26, 2021	Consumer Confidence Rule
Oct 15, 2020	—	E. COLI	MR	No	Yes	—	—	—	Resolved	Oct 15, 2020	Ground Water Rule
Oct 15, 2020	—	E. COLI	MR	No	Yes	—	—	—	Resolved	Oct 15, 2020	Ground Water Rule
Oct 15, 2020	—	E. COLI	MR	No	Yes	—	—	—	Resolved	Oct 15, 2020	Ground Water Rule
Jul 1, 2019	—	Consumer Confidence Rule	Other	No	No	—	—	—	Resolved	Aug 6, 2019	Consumer Confidence Rule
Jul 1, 2019	—	Consumer Confidence Rule	Other	No	No	—	—	—	Resolved	Aug 6, 2019	Consumer Confidence Rule
Jul 1, 2018	—	Consumer Confidence Rule	Other	No	No	—	—	—	Resolved	Jul 20, 2018	Consumer Confidence Rule
Jul 1, 2018	—	Consumer Confidence Rule	Other	No	No	—	—	—	Resolved	Jul 20, 2018	Consumer Confidence 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
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
Jun 1, 2011	Jun 30, 2011	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jun 30, 2011	Total Coliform Rule
Sep 1, 2010	Sep 30, 2010	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 2010	Total Coliform Rule
Sep 1, 2010	Sep 30, 2010	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 2010	Total Coliform Rule
Sep 1, 2010	Sep 30, 2010	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 2010	Total Coliform Rule
Sep 1, 2010	Sep 30, 2010	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 2010	Total Coliform Rule
Aug 1, 2010	—	E. COLI	MR	No	Yes	—	—	—	Resolved	Jan 10, 2011	Ground Water Rule
Aug 1, 2010	—	E. COLI	MR	No	Yes	—	—	—	Resolved	Jan 10, 2011	Ground Water Rule
Aug 1, 2010	—	E. COLI	MR	No	Yes	—	—	—	Resolved	Jan 10, 2011	Ground Water Rule
Jul 1, 2010	Jul 31, 2010	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 2010	Total Coliform Rule
Jul 1, 2010	Jul 31, 2010	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 2010	Total Coliform Rule
Jul 1, 2010	Jul 31, 2010	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 2010	Total Coliform Rule
Jul 1, 2010	Jul 31, 2010	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 2010	Total Coliform Rule
Mar 1, 2010	Mar 31, 2010	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Mar 31, 2010	Total Coliform Rule
Mar 1, 2010	Mar 31, 2010	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Mar 31, 2010	Total Coliform Rule
Mar 1, 2010	Mar 31, 2010	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Mar 31, 2010	Total Coliform Rule
Mar 1, 2010	Mar 31, 2010	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Mar 31, 2010	Total Coliform Rule
Mar 1, 2010	Mar 31, 2010	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Mar 31, 2010	Total Coliform Rule
Sep 1, 2009	Sep 30, 2009	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 2009	Total Coliform Rule
Sep 1, 2009	Sep 30, 2009	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 2009	Total Coliform Rule
Sep 1, 2009	Sep 30, 2009	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 2009	Total Coliform Rule
Sep 1, 2009	Sep 30, 2009	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 2009	Total Coliform Rule
Sep 1, 2009	Sep 30, 2009	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 2009	Total Coliform Rule
Oct 1, 2008	Oct 31, 2008	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Oct 31, 2008	Total Coliform Rule
Oct 1, 2008	Oct 31, 2008	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Oct 31, 2008	Total Coliform Rule
Oct 1, 2008	Oct 31, 2008	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Oct 31, 2008	Total Coliform Rule
Oct 1, 2008	Oct 31, 2008	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Oct 31, 2008	Total Coliform Rule
Oct 1, 2008	Oct 31, 2008	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Oct 31, 2008	Total Coliform Rule
Oct 1, 2007	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Aug 4, 2008	Lead and Copper 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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