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SENTINEL BUTTE CITY OF

North Dakota — Community Water System — PWSID: ND1700870

System Information

PWSIDND1700870
System NameSENTINEL BUTTE CITY OF
System TypeCommunity Water System
Water SourceSurface Water Purchased
Activity StatusActive
Owner TypeLocal
EPA Region08
Serves SchoolNo
WholesalerNo
First ReportedFeb 1, 1982
Last ReportedJan 5, 2026

Location & Contact

StateNorth Dakota
CitySENTINEL BUTTE
ZIP Code58654
Address20 S WEST ST-SUITE A
OrganizationVAN HORN, FAITH
Phone701-872-3964

Population & Service

Population Served56
Service Connections41

Drinking Water Violations (15)

This water system has 15 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 2, 2019 — Consumer Confidence Rule Other No No — — — Unaddressed — Consumer Confidence Rule
Jul 1, 2019 — Consumer Confidence Rule Other No No — — — Unaddressed — Consumer Confidence Rule
Oct 2, 2017 — Consumer Confidence Rule Other No No — — — Resolved Oct 16, 2018 Consumer Confidence Rule
Jul 1, 2017 — Consumer Confidence Rule Other No No — — — Resolved Jul 23, 2018 Consumer Confidence Rule
Jan 1, 2017 — Lead and Copper Rule MR No No — TT — Resolved Jun 6, 2017 Lead and Copper Rule
Oct 2, 2016 — Consumer Confidence Rule Other No No — — — Resolved Oct 16, 2018 Consumer Confidence Rule
Jul 1, 2016 — Consumer Confidence Rule Other No No — — — Resolved Jul 23, 2018 Consumer Confidence Rule
Oct 2, 2014 — Consumer Confidence Rule Other No No — — — Resolved Sep 22, 2015 Consumer Confidence Rule
Jul 1, 2014 — Consumer Confidence Rule Other No No — — — Resolved Sep 22, 2015 Consumer Confidence Rule
Aug 1, 1993 Aug 31, 1993 Coliform (TCR) MCL Yes No — 5% of samples — Archived Aug 31, 1993 Total Coliform Rule
Aug 1, 1993 Aug 31, 1993 Coliform (TCR) MCL Yes No — 5% of samples — Archived Aug 31, 1993 Total Coliform Rule
Aug 1, 1993 Aug 31, 1993 Coliform (TCR) MCL Yes No — 5% of samples — Archived Aug 31, 1993 Total Coliform Rule
Jul 1, 1991 Jul 31, 1991 Coliform (TCR) MR No Yes — 5% of samples — Archived Jul 31, 1991 Total Coliform Rule
Jul 1, 1991 Jul 31, 1991 Coliform (TCR) MR No Yes — 5% of samples — Archived Jul 31, 1991 Total Coliform Rule
Apr 1, 1983 Mar 31, 1986 Fluoride MCL Yes No 2.6 4.0 mg/L 2.4 Archived Mar 31, 1986 Inorganic 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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