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HILDRETH SUBDIVISION NO 3

Montana — Community Water System — PWSID: MT0003968

System Information

PWSIDMT0003968
System NameHILDRETH SUBDIVISION NO 3
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypePrivate
EPA Region08
Serves SchoolNo
WholesalerNo
First ReportedDec 16, 1997
Last ReportedJan 5, 2026

Location & Contact

StateMontana
CityDILLON
ZIP Code59725
Address394 MEADOWLARK DR
OrganizationJOHNSTON, TINA
Phone—

Population & Service

Population Served128
Service Connections42

Drinking Water Violations (146)

This water system has 146 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, 2024 — Lead and Copper Rule MR No No — TT — Resolved Sep 20, 2025 Lead and Copper Rule
Oct 1, 2024 — Lead and Copper Rule MR No No — TT — Resolved Sep 20, 2025 Lead and Copper Rule
Oct 1, 2024 — Lead and Copper Rule MR No No — TT — Resolved Sep 20, 2025 Lead and Copper Rule
Oct 1, 2023 — Consumer Confidence Rule Other No No — — — Resolved Oct 18, 2023 Consumer Confidence Rule
Oct 1, 2023 — Consumer Confidence Rule Other No No — — — Resolved Oct 18, 2023 Consumer Confidence Rule
Dec 30, 2021 — Lead and Copper Rule MR No No — TT — Resolved Jan 7, 2022 Lead and Copper Rule
Dec 30, 2021 — Lead and Copper Rule MR No No — TT — Resolved Jan 7, 2022 Lead and Copper Rule
Aug 1, 2021 Aug 31, 2021 Revised Total Coliform Rule MCL Yes No — — — Resolved Aug 30, 2021 Revised Total Coliform Rule
Aug 1, 2021 Aug 31, 2021 Revised Total Coliform Rule MCL Yes No — — — Resolved Aug 30, 2021 Revised Total Coliform Rule
Aug 1, 2021 Aug 31, 2021 Revised Total Coliform Rule MCL Yes No — — — Resolved Aug 30, 2021 Revised Total Coliform Rule
Aug 1, 2021 Aug 31, 2021 Revised Total Coliform Rule MCL Yes No — — — Resolved Aug 30, 2021 Revised Total Coliform Rule
Jan 1, 2020 Dec 31, 2022 Asbestos MR No Yes — 7 MFL — Resolved Dec 31, 2022 Inorganic Chemicals
Jan 1, 2020 Dec 31, 2022 Asbestos MR No Yes — 7 MFL — Resolved Dec 31, 2022 Inorganic Chemicals
Jan 1, 2020 Dec 31, 2022 Asbestos MR No Yes — 7 MFL — Resolved Dec 31, 2022 Inorganic Chemicals
Dec 1, 2019 Dec 31, 2019 Revised Total Coliform Rule MON No Yes — — — Resolved Dec 31, 2019 Revised Total Coliform Rule
Dec 1, 2019 Dec 31, 2019 Revised Total Coliform Rule MON No Yes — — — Resolved Dec 31, 2019 Revised Total Coliform Rule
Dec 1, 2019 Dec 31, 2019 Revised Total Coliform Rule MON No Yes — — — Resolved Dec 31, 2019 Revised Total Coliform Rule
Feb 1, 2019 Feb 28, 2019 Revised Total Coliform Rule MON No Yes — — — Resolved Feb 28, 2019 Revised Total Coliform Rule
Feb 1, 2019 Feb 28, 2019 Revised Total Coliform Rule MON No Yes — — — Resolved Feb 28, 2019 Revised Total Coliform Rule
Feb 1, 2019 Feb 28, 2019 Revised Total Coliform Rule MON No Yes — — — Resolved Feb 28, 2019 Revised Total Coliform Rule
Feb 1, 2019 Feb 28, 2019 Revised Total Coliform Rule MON No Yes — — — Resolved Feb 28, 2019 Revised Total Coliform Rule
Aug 5, 2015 — E. COLI MR No Yes — — — Resolved Oct 27, 2015 Ground Water Rule
Aug 5, 2015 — E. COLI MR No Yes — — — Resolved Oct 27, 2015 Ground Water Rule
Aug 5, 2015 — E. COLI MR No Yes — — — Resolved Oct 27, 2015 Ground Water Rule
Aug 5, 2015 — E. COLI MR No Yes — — — Resolved Oct 27, 2015 Ground Water Rule
Jul 1, 2015 Jul 31, 2015 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jul 31, 2015 Total Coliform Rule
Jul 1, 2015 Jul 31, 2015 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jul 31, 2015 Total Coliform Rule
Jul 1, 2015 Jul 31, 2015 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jul 31, 2015 Total Coliform Rule
Jul 1, 2015 Jul 31, 2015 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jul 31, 2015 Total Coliform Rule
Oct 1, 2014 — Lead and Copper Rule MR No No — TT — Resolved Sep 11, 2018 Lead and Copper Rule
Oct 1, 2014 — Lead and Copper Rule MR No No — TT — Resolved Sep 11, 2018 Lead and Copper Rule
Oct 1, 2014 — Lead and Copper Rule MR No No — TT — Resolved Sep 11, 2018 Lead and Copper Rule
Jul 1, 2012 Jul 31, 2012 Coliform (TCR) MR No No — 5% of samples — Resolved Jul 31, 2012 Total Coliform Rule
Jul 1, 2012 Jul 31, 2012 Coliform (TCR) MR No No — 5% of samples — Resolved Jul 31, 2012 Total Coliform Rule
Jul 1, 2012 Jul 31, 2012 Coliform (TCR) MR No No — 5% of samples — Resolved Jul 31, 2012 Total Coliform Rule
Jul 1, 2012 Jul 31, 2012 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jul 31, 2012 Total Coliform Rule
Jul 1, 2012 Jul 31, 2012 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jul 31, 2012 Total Coliform Rule
Jul 1, 2012 Jul 31, 2012 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jul 31, 2012 Total Coliform Rule
Jul 1, 2012 Jul 31, 2012 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jul 31, 2012 Total Coliform Rule
Jul 1, 2012 Jul 31, 2012 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jul 31, 2012 Total Coliform Rule
Jul 1, 2012 Jul 31, 2012 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jul 31, 2012 Total Coliform Rule
Jun 1, 2012 Jun 30, 2012 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jun 30, 2012 Total Coliform Rule
Jun 1, 2012 Jun 30, 2012 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jun 30, 2012 Total Coliform Rule
Jun 1, 2012 Jun 30, 2012 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jun 30, 2012 Total Coliform Rule
Jun 1, 2012 Jun 30, 2012 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jun 30, 2012 Total Coliform Rule
Jun 1, 2012 Jun 30, 2012 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jun 30, 2012 Total Coliform Rule
Jun 1, 2012 Jun 30, 2012 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jun 30, 2012 Total Coliform Rule
Jun 1, 2012 Jun 30, 2012 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jun 30, 2012 Total Coliform Rule
May 1, 2012 May 31, 2012 Coliform (TCR) MCL Yes No — 5% of samples — Resolved May 31, 2012 Total Coliform Rule
May 1, 2012 May 31, 2012 Coliform (TCR) MCL Yes No — 5% of samples — Resolved May 31, 2012 Total Coliform 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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