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WHITEHALL TOWN OF

Montana — Community Water System — PWSID: MT0000359

System Information

PWSIDMT0000359
System NameWHITEHALL TOWN OF
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypeLocal
EPA Region08
Serves SchoolNo
WholesalerNo
First ReportedFeb 13, 1979
Last ReportedJan 5, 2026

Location & Contact

StateMontana
CityWHITEHALL
ZIP Code59759
AddressPO BOX 529
OrganizationHENSLEIGH, MARY
Phone406-287-9225

Population & Service

Population Served1,500
Service Connections558

Drinking Water Violations (686)

This water system has 686 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, 2025 Sep 30, 2025 Gross Alpha, Excl. Radon and U MCL Yes No 18 PCI/L 15 pCi/L 15 Archived Sep 30, 2025 Radionuclides and Revised Rad Rule
Jul 1, 2025 Sep 30, 2025 Gross Alpha, Excl. Radon and U MCL Yes No 18 PCI/L 15 pCi/L 15 Archived Sep 30, 2025 Radionuclides and Revised Rad Rule
Jul 1, 2025 Sep 30, 2025 Gross Alpha, Excl. Radon and U MCL Yes No 18 PCI/L 15 pCi/L 15 Archived Sep 30, 2025 Radionuclides and Revised Rad Rule
Jul 1, 2025 Sep 30, 2025 Gross Alpha, Excl. Radon and U MCL Yes No 18 PCI/L 15 pCi/L 15 Archived Sep 30, 2025 Radionuclides and Revised Rad Rule
Jul 1, 2025 Sep 30, 2025 Combined Uranium MCL Yes No .0448 MG/L 30 ug/L .03 Archived Sep 30, 2025 Radionuclides and Revised Rad Rule
Jul 1, 2025 Sep 30, 2025 Combined Uranium MCL Yes No .0448 MG/L 30 ug/L .03 Archived Sep 30, 2025 Radionuclides and Revised Rad Rule
Jul 1, 2025 Sep 30, 2025 Combined Uranium MCL Yes No .0448 MG/L 30 ug/L .03 Archived Sep 30, 2025 Radionuclides and Revised Rad Rule
Jul 1, 2025 Sep 30, 2025 Combined Uranium MCL Yes No .0448 MG/L 30 ug/L .03 Archived Sep 30, 2025 Radionuclides and Revised Rad Rule
Apr 1, 2025 Jun 30, 2025 Combined Uranium MCL Yes No 42 UG/L 30 ug/L 30 Archived Jun 30, 2025 Radionuclides and Revised Rad Rule
Apr 1, 2025 Jun 30, 2025 Combined Uranium MCL Yes No 42 UG/L 30 ug/L 30 Archived Jun 30, 2025 Radionuclides and Revised Rad Rule
Apr 1, 2025 Jun 30, 2025 Combined Uranium MCL Yes No 42 UG/L 30 ug/L 30 Archived Jun 30, 2025 Radionuclides and Revised Rad Rule
Apr 1, 2025 Jun 30, 2025 Combined Uranium MCL Yes No 42 UG/L 30 ug/L 30 Archived Jun 30, 2025 Radionuclides and Revised Rad Rule
Jan 1, 2025 Mar 31, 2025 Combined Uranium MCL Yes No 44 UG/L 30 ug/L 30 Archived Mar 31, 2025 Radionuclides and Revised Rad Rule
Jan 1, 2025 Mar 31, 2025 Combined Uranium MCL Yes No 44 UG/L 30 ug/L 30 Archived Mar 31, 2025 Radionuclides and Revised Rad Rule
Jan 1, 2025 Mar 31, 2025 Combined Uranium MCL Yes No 44 UG/L 30 ug/L 30 Archived Mar 31, 2025 Radionuclides and Revised Rad Rule
Jan 1, 2025 Mar 31, 2025 Combined Uranium MCL Yes No 44 UG/L 30 ug/L 30 Archived Mar 31, 2025 Radionuclides and Revised Rad Rule
Dec 26, 2024 — E. COLI MR No Yes — — — Resolved Jan 27, 2025 Ground Water Rule
Dec 26, 2024 — E. COLI MR No Yes — — — Resolved Jan 27, 2025 Ground Water Rule
Dec 26, 2024 — E. COLI MR No Yes — — — Resolved Jan 27, 2025 Ground Water Rule
Nov 28, 2024 — E. COLI MR No Yes — — — Resolved Dec 2, 2024 Ground Water Rule
Nov 28, 2024 — E. COLI MR No Yes — — — Resolved Dec 2, 2024 Ground Water Rule
Nov 28, 2024 — E. COLI MR No Yes — — — Resolved Dec 2, 2024 Ground Water Rule
Oct 1, 2024 Dec 31, 2024 Combined Uranium MCL Yes No .042 MG/L 30 ug/L .03 Archived Dec 31, 2024 Radionuclides and Revised Rad Rule
Oct 1, 2024 Dec 31, 2024 Combined Uranium MCL Yes No .042 MG/L 30 ug/L .03 Archived Dec 31, 2024 Radionuclides and Revised Rad Rule
Oct 1, 2024 Dec 31, 2024 Combined Uranium MCL Yes No .042 MG/L 30 ug/L .03 Archived Dec 31, 2024 Radionuclides and Revised Rad Rule
Oct 1, 2024 Dec 31, 2024 Combined Uranium MCL Yes No .042 MG/L 30 ug/L .03 Archived Dec 31, 2024 Radionuclides and Revised Rad Rule
Jul 1, 2024 Sep 30, 2024 Combined Uranium MCL Yes No .0423 MG/L 30 ug/L .03 Archived Sep 30, 2024 Radionuclides and Revised Rad Rule
Jul 1, 2024 Sep 30, 2024 Combined Uranium MCL Yes No .0423 MG/L 30 ug/L .03 Archived Sep 30, 2024 Radionuclides and Revised Rad Rule
Jul 1, 2024 Sep 30, 2024 Combined Uranium MCL Yes No .0423 MG/L 30 ug/L .03 Archived Sep 30, 2024 Radionuclides and Revised Rad Rule
Jul 1, 2024 Sep 30, 2024 Combined Uranium MCL Yes No .0423 MG/L 30 ug/L .03 Archived Sep 30, 2024 Radionuclides and Revised Rad Rule
Apr 1, 2024 Jun 30, 2024 Combined Uranium MCL Yes No .0392 MG/L 30 ug/L .03 Archived Jun 30, 2024 Radionuclides and Revised Rad Rule
Apr 1, 2024 Jun 30, 2024 Combined Uranium MCL Yes No .0392 MG/L 30 ug/L .03 Archived Jun 30, 2024 Radionuclides and Revised Rad Rule
Apr 1, 2024 Jun 30, 2024 Combined Uranium MCL Yes No .0392 MG/L 30 ug/L .03 Archived Jun 30, 2024 Radionuclides and Revised Rad Rule
Apr 1, 2024 Jun 30, 2024 Combined Uranium MCL Yes No .0392 MG/L 30 ug/L .03 Archived Jun 30, 2024 Radionuclides and Revised Rad Rule
Jan 1, 2024 Mar 31, 2024 Combined Uranium MCL Yes No .0446 MG/L 30 ug/L .03 Archived Mar 31, 2024 Radionuclides and Revised Rad Rule
Jan 1, 2024 Mar 31, 2024 Combined Uranium MCL Yes No .0446 MG/L 30 ug/L .03 Archived Mar 31, 2024 Radionuclides and Revised Rad Rule
Jan 1, 2024 Mar 31, 2024 Combined Uranium MCL Yes No .0446 MG/L 30 ug/L .03 Archived Mar 31, 2024 Radionuclides and Revised Rad Rule
Jan 1, 2024 Mar 31, 2024 Combined Uranium MCL Yes No .0446 MG/L 30 ug/L .03 Archived Mar 31, 2024 Radionuclides and Revised Rad Rule
Oct 1, 2023 Dec 31, 2023 Combined Uranium MCL Yes No .04 MG/L 30 ug/L .03 Archived Dec 31, 2023 Radionuclides and Revised Rad Rule
Oct 1, 2023 Dec 31, 2023 Combined Uranium MCL Yes No .04 MG/L 30 ug/L .03 Archived Dec 31, 2023 Radionuclides and Revised Rad Rule
Oct 1, 2023 Dec 31, 2023 Combined Uranium MCL Yes No .04 MG/L 30 ug/L .03 Archived Dec 31, 2023 Radionuclides and Revised Rad Rule
Oct 1, 2023 Dec 31, 2023 Combined Uranium MCL Yes No .04 MG/L 30 ug/L .03 Archived Dec 31, 2023 Radionuclides and Revised Rad Rule
Aug 1, 2023 Aug 31, 2023 Revised Total Coliform Rule MON No Yes — — — Resolved Aug 31, 2023 Revised Total Coliform Rule
Aug 1, 2023 Aug 31, 2023 Revised Total Coliform Rule MON No Yes — — — Resolved Aug 31, 2023 Revised Total Coliform Rule
Aug 1, 2023 Aug 31, 2023 Revised Total Coliform Rule MON No Yes — — — Resolved Aug 31, 2023 Revised Total Coliform Rule
Jul 1, 2023 Sep 30, 2023 Gross Alpha, Excl. Radon and U MR No Yes — 15 pCi/L — Resolved Sep 30, 2023 Radionuclides and Revised Rad Rule
Jul 1, 2023 Sep 30, 2023 Gross Alpha, Excl. Radon and U MR No Yes — 15 pCi/L — Resolved Sep 30, 2023 Radionuclides and Revised Rad Rule
Jul 1, 2023 Sep 30, 2023 Gross Alpha, Excl. Radon and U MR No Yes — 15 pCi/L — Resolved Sep 30, 2023 Radionuclides and Revised Rad Rule
Apr 1, 2023 Jun 30, 2023 Combined Uranium MCL Yes No 40.4 UG/L 30 ug/L 30 Archived Jun 30, 2023 Radionuclides and Revised Rad Rule
Apr 1, 2023 Jun 30, 2023 Combined Uranium MCL Yes No 40.4 UG/L 30 ug/L 30 Archived Jun 30, 2023 Radionuclides and Revised Rad 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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