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Consumer Safety

Product Safety9,700+ CPSC product recalls Food Safety28,600+ FDA food recalls Pet Safety1.3M FDA animal adverse events Drug Safety17,500+ FDA drug recalls Device Safety38,400+ FDA device recalls Workplace Safety102,900+ OSHA injury reports Brand HistoryRecall lookup by company

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LEWISTOWN CITY OF

Montana — Community Water System — PWSID: MT0000271

System Information

PWSIDMT0000271
System NameLEWISTOWN CITY OF
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypeLocal
EPA Region08
Serves SchoolNo
WholesalerNo
First ReportedFeb 13, 1979
Last ReportedMar 26, 2026

Location & Contact

StateMontana
CityLEWISTOWN
ZIP Code59457
Address308 4TH AVE S
OrganizationPHELPS, HOLLY.
Phone406-535-1770

Population & Service

Population Served5,923
Service Connections2,906

Drinking Water Violations (512)

This water system has 512 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 — Other No No — — — Resolved Jul 17, 2025 —
Jul 1, 2025 — Other No No — — — Resolved Jul 17, 2025 —
Nov 15, 2017 — MR No Yes — — — Resolved Jan 2, 2018 —
Nov 15, 2017 — MR No Yes — — — Resolved Jan 2, 2018 —
Nov 15, 2017 — MR No Yes — — — Resolved Jan 2, 2018 —
Jul 1, 2017 — Other No No — — — Resolved Aug 2, 2017 —
Jul 1, 2017 — Other No No — — — Resolved Aug 2, 2017 —
Nov 23, 2016 — MR No Yes — — — Resolved Nov 28, 2016 —
Nov 23, 2016 — MR No Yes — — — Resolved Nov 28, 2016 —
Nov 23, 2016 — MR No Yes — — — Resolved Nov 28, 2016 —
Mar 1, 2016 Mar 31, 2016 MCL Yes No — 5% of samples — Resolved Mar 31, 2016 —
Mar 1, 2016 Mar 31, 2016 MCL Yes No — 5% of samples — Resolved Mar 31, 2016 —
Mar 1, 2016 Mar 31, 2016 MCL Yes No — 5% of samples — Resolved Mar 31, 2016 —
Mar 1, 2016 Mar 31, 2016 MCL Yes No — 5% of samples — Resolved Mar 31, 2016 —
Mar 1, 2016 Mar 31, 2016 MCL Yes No — 5% of samples — Resolved Mar 31, 2016 —
Mar 1, 2016 Mar 31, 2016 MCL Yes No — 5% of samples — Resolved Mar 31, 2016 —
Dec 1, 2015 Dec 31, 2015 MCL Yes No — 5% of samples — Resolved Dec 31, 2015 —
Dec 1, 2015 Dec 31, 2015 MCL Yes No — 5% of samples — Resolved Dec 31, 2015 —
Dec 1, 2015 Dec 31, 2015 MCL Yes No — 5% of samples — Resolved Dec 31, 2015 —
Dec 1, 2015 Dec 31, 2015 MCL Yes No — 5% of samples — Resolved Dec 31, 2015 —
Dec 1, 2015 Dec 31, 2015 MCL Yes No — 5% of samples — Resolved Dec 31, 2015 —
Dec 1, 2015 Dec 31, 2015 MCL Yes No — 5% of samples — Resolved Dec 31, 2015 —
Oct 1, 2015 Oct 31, 2015 MCL Yes No — 5% of samples — Archived Oct 31, 2015 —
Oct 1, 2015 Oct 31, 2015 MCL Yes No — 5% of samples — Archived Oct 31, 2015 —
Oct 1, 2015 Oct 31, 2015 MCL Yes No — 5% of samples — Archived Oct 31, 2015 —
Oct 1, 2015 Oct 31, 2015 MCL Yes No — 5% of samples — Archived Oct 31, 2015 —
Oct 1, 2015 Oct 31, 2015 MCL Yes No — 5% of samples — Archived Oct 31, 2015 —
Oct 1, 2015 Oct 31, 2015 MCL Yes No — 5% of samples — Archived Oct 31, 2015 —
Sep 1, 2015 Sep 30, 2015 MCL Yes No — 5% of samples — Archived Sep 30, 2015 —
Sep 1, 2015 Sep 30, 2015 MCL Yes No — 5% of samples — Archived Sep 30, 2015 —
Sep 1, 2015 Sep 30, 2015 MCL Yes No — 5% of samples — Archived Sep 30, 2015 —
Sep 1, 2015 Sep 30, 2015 MCL Yes No — 5% of samples — Archived Sep 30, 2015 —
Sep 1, 2015 Sep 30, 2015 MCL Yes No — 5% of samples — Archived Sep 30, 2015 —
Sep 1, 2015 Sep 30, 2015 MCL Yes No — 5% of samples — Archived Sep 30, 2015 —
Jul 1, 2015 — Other No No — — — Resolved Aug 11, 2015 —
Jul 1, 2015 — Other No No — — — Resolved Aug 11, 2015 —
Nov 1, 2014 Nov 30, 2014 MCL Yes No — 5% of samples — Archived Nov 30, 2014 —
Nov 1, 2014 Nov 30, 2014 MCL Yes No — 5% of samples — Archived Nov 30, 2014 —
Nov 1, 2014 Nov 30, 2014 MCL Yes No — 5% of samples — Archived Nov 30, 2014 —
Nov 1, 2014 Nov 30, 2014 MCL Yes No — 5% of samples — Archived Nov 30, 2014 —
Nov 1, 2014 Nov 30, 2014 MCL Yes No — 5% of samples — Archived Nov 30, 2014 —
Nov 1, 2014 Nov 30, 2014 MCL Yes No — 5% of samples — Archived Nov 30, 2014 —
Oct 1, 2014 Oct 31, 2014 MCL Yes No — 5% of samples — Archived Oct 31, 2014 —
Oct 1, 2014 Oct 31, 2014 MCL Yes No — 5% of samples — Archived Oct 31, 2014 —
Oct 1, 2014 Oct 31, 2014 MCL Yes No — 5% of samples — Archived Oct 31, 2014 —
Oct 1, 2014 Oct 31, 2014 MCL Yes No — 5% of samples — Archived Oct 31, 2014 —
Oct 1, 2014 Oct 31, 2014 MCL Yes No — 5% of samples — Archived Oct 31, 2014 —
Oct 1, 2014 Oct 31, 2014 MCL Yes No — 5% of samples — Archived Oct 31, 2014 —
Sep 1, 2014 Sep 30, 2014 MCL Yes No — 5% of samples — Archived Sep 30, 2014 —
Sep 1, 2014 Sep 30, 2014 MCL Yes No — 5% of samples — Archived Sep 30, 2014 —

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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