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SURPRISE CREEK COLONY

Montana — Community Water System — PWSID: MT0000391

System Information

PWSIDMT0000391
System NameSURPRISE CREEK COLONY
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypePrivate
EPA Region08
Serves SchoolNo
WholesalerNo
First ReportedFeb 13, 1979
Last ReportedJan 5, 2026

Location & Contact

StateMontana
CitySTANFORD
ZIP Code59479
AddressBOX 310
OrganizationSURPRISE CREEK RANCH COLONY
Phone406-566-2225

Population & Service

Population Served80
Service Connections16

Drinking Water Violations (147)

This water system has 147 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
Oct 1, 2020 — Lead and Copper Rule MR No No — TT — Resolved Jul 7, 2021 Lead and Copper Rule
Oct 1, 2020 — Lead and Copper Rule MR No No — TT — Resolved Jul 7, 2021 Lead and Copper Rule
Oct 1, 2020 — Lead and Copper Rule MR No No — TT — Resolved Jul 7, 2021 Lead and Copper Rule
Sep 1, 2019 Aug 31, 2022 TTHM MR No Yes — 0.080 mg/L — Resolved Aug 31, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Sep 1, 2019 Aug 31, 2022 TTHM MR No Yes — 0.080 mg/L — Resolved Aug 31, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Sep 1, 2019 Aug 31, 2022 TTHM MR No Yes — 0.080 mg/L — Resolved Aug 31, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Sep 1, 2019 Aug 31, 2022 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Aug 31, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Sep 1, 2019 Aug 31, 2022 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Aug 31, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Sep 1, 2019 Aug 31, 2022 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Aug 31, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2019 — Consumer Confidence Rule Other No No — — — Resolved Jul 22, 2019 Consumer Confidence Rule
Jul 1, 2019 — Consumer Confidence Rule Other No No — — — Resolved Jul 22, 2019 Consumer Confidence Rule
Dec 30, 2014 — Lead and Copper Rule MR No No — TT — Resolved Jan 30, 2015 Lead and Copper Rule
Dec 30, 2014 — Lead and Copper Rule MR No No — TT — Resolved Jan 30, 2015 Lead and Copper Rule
Jul 1, 2014 — Consumer Confidence Rule Other No No — — — Resolved Jul 21, 2014 Consumer Confidence Rule
Jul 1, 2014 — Consumer Confidence Rule Other No No — — — Resolved Jul 21, 2014 Consumer Confidence Rule
Jan 1, 2012 — Lead and Copper Rule MR No No — TT — Resolved Feb 29, 2012 Lead and Copper Rule
Jan 1, 2012 — Lead and Copper Rule MR No No — TT — Resolved Feb 29, 2012 Lead and Copper Rule
Nov 1, 2011 Nov 30, 2011 Coliform (TCR) MR No No — 5% of samples — Resolved Nov 30, 2011 Total Coliform Rule
Jul 1, 2009 Sep 30, 2009 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 30, 2009 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2009 Sep 30, 2009 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 30, 2009 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2009 Sep 30, 2009 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 30, 2009 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2009 Sep 30, 2009 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 30, 2009 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2009 Sep 30, 2009 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 30, 2009 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2009 Sep 30, 2009 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 30, 2009 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2009 Sep 30, 2009 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 30, 2009 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2009 Sep 30, 2009 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 30, 2009 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2009 Sep 30, 2009 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 30, 2009 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2009 Sep 30, 2009 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 30, 2009 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2009 Sep 30, 2009 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 30, 2009 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2009 Sep 30, 2009 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 30, 2009 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2007 — Consumer Confidence Rule Other No No — — — Resolved Jul 31, 2008 Consumer Confidence Rule
Jul 1, 2007 — Consumer Confidence Rule Other No No — — — Resolved Jul 31, 2008 Consumer Confidence Rule
Jul 1, 2007 — Consumer Confidence Rule Other No No — — — Resolved Jul 31, 2008 Consumer Confidence Rule
Jan 1, 2006 Jan 31, 2006 Coliform (TCR) MR No No — 5% of samples — Resolved Jan 31, 2006 Total Coliform Rule
Jan 1, 2006 Jan 31, 2006 Coliform (TCR) MR No No — 5% of samples — Resolved Jan 31, 2006 Total Coliform Rule
Jan 1, 2006 Jan 31, 2006 Coliform (TCR) MR No No — 5% of samples — Resolved Jan 31, 2006 Total Coliform Rule
Jan 1, 2005 Dec 31, 2005 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Dec 31, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2005 Dec 31, 2005 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Dec 31, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2005 Dec 31, 2005 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Dec 31, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2005 Dec 31, 2005 TTHM MR No Yes — 0.080 mg/L — Resolved Dec 31, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2005 Dec 31, 2005 TTHM MR No Yes — 0.080 mg/L — Resolved Dec 31, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2005 Dec 31, 2005 TTHM MR No Yes — 0.080 mg/L — Resolved Dec 31, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jun 1, 2000 Jun 30, 2000 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jun 30, 2000 Total Coliform Rule
Jan 1, 1999 Dec 31, 2001 Di(2-ethylhexyl) phthalate MR No Yes — 0.006 mg/L — Resolved Dec 31, 2001 Synthetic Organic Chemicals
Jan 1, 1999 Dec 31, 2001 1,2-DIBROMO-3-CHLOROPROPANE MR No Yes — 0.0002 mg/L — Resolved Dec 31, 2001 Synthetic Organic Chemicals
Jan 1, 1999 Dec 31, 2001 1,2-DIBROMO-3-CHLOROPROPANE MR No Yes — 0.0002 mg/L — Resolved Dec 31, 2001 Synthetic Organic Chemicals
Jan 1, 1999 Dec 31, 2001 Pentachlorophenol MR No Yes — 0.001 mg/L — Resolved Dec 31, 2001 Synthetic Organic Chemicals
Jan 1, 1999 Dec 31, 2001 HEXACHLOROBENZENE MR No Yes — 0.001 mg/L — Resolved Dec 31, 2001 Synthetic Organic Chemicals
Jan 1, 1999 Dec 31, 2001 Di(2-ethylhexyl) phthalate MR No Yes — 0.006 mg/L — Resolved Dec 31, 2001 Synthetic Organic Chemicals
Jan 1, 1999 Dec 31, 2001 Di(2-ethylhexyl) adipate MR No Yes — 0.4 mg/L — Resolved Dec 31, 2001 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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