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GASCONADE PWSD #1

Missouri — Community Water System — PWSID: MO6036015

System Information

PWSIDMO6036015
System NameGASCONADE PWSD #1
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypePrivate
EPA Region07
Serves SchoolNo
WholesalerNo
First ReportedMar 7, 1980
Last ReportedDec 31, 2025

Location & Contact

StateMissouri
CityOWENSVILLE
ZIP Code65066-0000
Address3408 B PEACEFUL VALLEY RD
OrganizationBUCK, LAURA
Phone573-437-7808

Population & Service

Population Served450
Service Connections180

Drinking Water Violations (57)

This water system has 57 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 — Consumer Confidence Rule Other No No — — — Unaddressed — Consumer Confidence Rule
May 1, 2025 May 31, 2025 Revised Total Coliform Rule MON No Yes — — — Resolved May 31, 2025 Revised Total Coliform Rule
May 1, 2025 May 31, 2025 Revised Total Coliform Rule MON No Yes — — — Resolved May 31, 2025 Revised Total Coliform Rule
May 1, 2025 May 31, 2025 Revised Total Coliform Rule MON No Yes — — — Resolved May 31, 2025 Revised Total Coliform Rule
May 1, 2025 May 31, 2025 Revised Total Coliform Rule MON No Yes — — — Resolved May 31, 2025 Revised Total Coliform Rule
Dec 1, 2024 Dec 31, 2024 Revised Total Coliform Rule MON No Yes — — — Resolved Dec 31, 2024 Revised Total Coliform Rule
Dec 1, 2024 Dec 31, 2024 Revised Total Coliform Rule MON No Yes — — — Resolved Dec 31, 2024 Revised Total Coliform Rule
Dec 1, 2024 Dec 31, 2024 Revised Total Coliform Rule MON No Yes — — — Resolved Dec 31, 2024 Revised Total Coliform Rule
Dec 1, 2024 Dec 31, 2024 Revised Total Coliform Rule MON No Yes — — — Resolved Dec 31, 2024 Revised Total Coliform Rule
Oct 17, 2024 — LEAD AND COPPER RULE REVISIONS RPT No No — — — Resolved May 7, 2025 Lead and Copper Rule Revisions
Oct 17, 2024 — LEAD AND COPPER RULE REVISIONS RPT No No — — — Resolved May 7, 2025 Lead and Copper Rule Revisions
Oct 17, 2024 — LEAD AND COPPER RULE REVISIONS RPT No No — — — Resolved May 7, 2025 Lead and Copper Rule Revisions
Oct 17, 2024 — LEAD AND COPPER RULE REVISIONS RPT No No — — — Resolved May 7, 2025 Lead and Copper Rule Revisions
Jan 1, 2023 Jan 31, 2023 Revised Total Coliform Rule MON No Yes — — — Resolved Jan 31, 2023 Revised Total Coliform Rule
Jan 1, 2023 Jan 31, 2023 Revised Total Coliform Rule MON No Yes — — — Resolved Jan 31, 2023 Revised Total Coliform Rule
Jan 1, 2023 Jan 31, 2023 Revised Total Coliform Rule MON No Yes — — — Resolved Jan 31, 2023 Revised Total Coliform Rule
Jan 1, 2023 Jan 31, 2023 Revised Total Coliform Rule MON No Yes — — — Resolved Jan 31, 2023 Revised Total Coliform Rule
Jul 1, 2016 — Consumer Confidence Rule Other No No — — — Resolved Dec 16, 2016 Consumer Confidence Rule
Jul 1, 2016 — Consumer Confidence Rule Other No No — — — Resolved Dec 16, 2016 Consumer Confidence Rule
Jul 1, 2016 — Consumer Confidence Rule Other No No — — — Resolved Dec 16, 2016 Consumer Confidence Rule
Jul 1, 2016 — Consumer Confidence Rule Other No No — — — Resolved Dec 16, 2016 Consumer Confidence Rule
Jul 1, 2015 — Consumer Confidence Rule Other No No — — — Resolved Dec 5, 2016 Consumer Confidence Rule
Jun 1, 2015 Jun 30, 2015 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jun 30, 2015 Total Coliform Rule
Jun 1, 2015 Jun 30, 2015 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jun 30, 2015 Total Coliform Rule
Jun 1, 2015 Jun 30, 2015 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jun 30, 2015 Total Coliform Rule
Jun 1, 2015 Jun 30, 2015 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jun 30, 2015 Total Coliform Rule
Jun 1, 2015 Jun 30, 2015 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jun 30, 2015 Total Coliform Rule
Jan 25, 2015 — Public Notice Other No No — — — Resolved May 24, 2018 Public Notice Rule and Revised PN Rule
Jul 1, 2014 — Consumer Confidence Rule Other No No — — — Resolved Dec 5, 2016 Consumer Confidence Rule
Jul 1, 2014 Jul 31, 2014 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jul 31, 2014 Total Coliform Rule
Jul 1, 2014 Jul 31, 2014 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jul 31, 2014 Total Coliform Rule
Jul 1, 2014 Jul 31, 2014 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jul 31, 2014 Total Coliform Rule
Jul 1, 2014 Jul 31, 2014 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jul 31, 2014 Total Coliform Rule
Oct 1, 2013 — Lead and Copper Rule MR No No — TT — Resolved Aug 31, 2015 Lead and Copper Rule
Oct 1, 2013 — Lead and Copper Rule MR No No — TT — Resolved Aug 31, 2015 Lead and Copper Rule
Oct 1, 2013 — Lead and Copper Rule MR No No — TT — Resolved Aug 31, 2015 Lead and Copper Rule
Oct 1, 2013 — Lead and Copper Rule MR No No — TT — Resolved Aug 31, 2015 Lead and Copper Rule
Oct 1, 2013 — Lead and Copper Rule MR No No — TT — Resolved Aug 31, 2015 Lead and Copper Rule
Oct 1, 2013 — Lead and Copper Rule MR No No — TT — Resolved Aug 31, 2015 Lead and Copper Rule
Aug 1, 2013 Aug 31, 2013 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Aug 31, 2013 Total Coliform Rule
Aug 1, 2013 Aug 31, 2013 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Aug 31, 2013 Total Coliform Rule
Aug 1, 2013 Aug 31, 2013 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Aug 31, 2013 Total Coliform Rule
Aug 1, 2013 Aug 31, 2013 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Aug 31, 2013 Total Coliform Rule
Jan 1, 2011 — Lead and Copper Rule MR No No — TT — Resolved Dec 17, 2013 Lead and Copper Rule
Nov 1, 2010 Nov 30, 2010 Coliform (TCR) MR No No — 5% of samples — Resolved Nov 30, 2010 Total Coliform Rule
Nov 1, 2010 Nov 30, 2010 Coliform (TCR) MR No No — 5% of samples — Resolved Nov 30, 2010 Total Coliform Rule
Nov 1, 2010 Nov 30, 2010 Coliform (TCR) MR No No — 5% of samples — Resolved Nov 30, 2010 Total Coliform Rule
Nov 1, 2010 Nov 30, 2010 Coliform (TCR) MR No No — 5% of samples — Resolved Nov 30, 2010 Total Coliform Rule
May 1, 2007 May 31, 2007 Coliform (TCR) MCL Yes No — 5% of samples — Resolved May 31, 2007 Total Coliform Rule
May 1, 2007 May 31, 2007 Coliform (TCR) MCL Yes No — 5% of samples — Resolved May 31, 2007 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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