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CLIO, CITY OF

Michigan — Community Water System — PWSID: MI0001490

System Information

PWSIDMI0001490
System NameCLIO, CITY OF
System TypeCommunity Water System
Water SourceSurface Water Purchased
Activity StatusActive
Owner TypeLocal
EPA Region05
Serves SchoolNo
WholesalerNo
First ReportedFeb 3, 1981
Last ReportedDec 18, 2025

Location & Contact

StateMichigan
CityCLIO
ZIP Code48420
Address303 W VIENNA ST
OrganizationVARGAS, ENRIQUE
Phone810-210-7200

Population & Service

Population Served2,515
Service Connections987

Drinking Water Violations (81)

This water system has 81 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, 2024 — Consumer Confidence Rule Other No No — — — Resolved Nov 22, 2024 Consumer Confidence Rule
Jul 1, 2024 — Consumer Confidence Rule Other No No — — — Resolved Nov 22, 2024 Consumer Confidence Rule
Dec 1, 2023 Dec 31, 2023 Revised Total Coliform Rule MON No No — — — Resolved Dec 31, 2023 Revised Total Coliform Rule
Dec 1, 2023 Dec 31, 2023 Revised Total Coliform Rule MON No No — — — Resolved Dec 31, 2023 Revised Total Coliform Rule
Dec 1, 2023 Dec 31, 2023 Revised Total Coliform Rule MON No No — — — Resolved Dec 31, 2023 Revised Total Coliform Rule
Dec 1, 2023 Dec 31, 2023 Revised Total Coliform Rule MON No No — — — Resolved Dec 31, 2023 Revised Total Coliform Rule
Oct 1, 2023 Dec 31, 2023 Chlorine MR No Yes — 4.0 mg/L — Resolved Dec 31, 2023 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2023 Dec 31, 2023 Chlorine MR No Yes — 4.0 mg/L — Resolved Dec 31, 2023 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2023 Dec 31, 2023 Chlorine MR No Yes — 4.0 mg/L — Resolved Dec 31, 2023 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2023 Dec 31, 2023 Chlorine MR No Yes — 4.0 mg/L — Resolved Dec 31, 2023 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jun 1, 2022 Aug 31, 2022 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Aug 31, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jun 1, 2022 Aug 31, 2022 TTHM MR No Yes — 0.080 mg/L — Resolved Aug 31, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jun 1, 2022 Aug 31, 2022 TTHM MR No Yes — 0.080 mg/L — Resolved Aug 31, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jun 1, 2022 Aug 31, 2022 TTHM MR No Yes — 0.080 mg/L — Resolved Aug 31, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jun 1, 2022 Aug 31, 2022 TTHM MR No Yes — 0.080 mg/L — Resolved Aug 31, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jun 1, 2022 Aug 31, 2022 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Aug 31, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jun 1, 2022 Aug 31, 2022 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Aug 31, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jun 1, 2022 Aug 31, 2022 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Aug 31, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2019 — Lead and Copper Rule MR No No — TT — Resolved Nov 25, 2019 Lead and Copper Rule
Jul 1, 2019 — Lead and Copper Rule MR No No — TT — Resolved Nov 25, 2019 Lead and Copper Rule
Jul 1, 2019 — Lead and Copper Rule MR No No — TT — Resolved Nov 25, 2019 Lead and Copper Rule
Nov 16, 2018 — Lead and Copper Rule MR No No — TT — Resolved Dec 22, 2018 Lead and Copper Rule
Nov 16, 2018 — Lead and Copper Rule MR No No — TT — Resolved Dec 22, 2018 Lead and Copper Rule
Mar 1, 2018 May 31, 2018 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved May 31, 2018 Stage 2 Disinfectants and Disinfection Byproducts Rule
Mar 1, 2018 May 31, 2018 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved May 31, 2018 Stage 2 Disinfectants and Disinfection Byproducts Rule
Mar 1, 2018 May 31, 2018 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved May 31, 2018 Stage 2 Disinfectants and Disinfection Byproducts Rule
Mar 1, 2018 May 31, 2018 TTHM MR No Yes — 0.080 mg/L — Resolved May 31, 2018 Stage 2 Disinfectants and Disinfection Byproducts Rule
Mar 1, 2018 May 31, 2018 TTHM MR No Yes — 0.080 mg/L — Resolved May 31, 2018 Stage 2 Disinfectants and Disinfection Byproducts Rule
Mar 1, 2018 May 31, 2018 TTHM MR No Yes — 0.080 mg/L — Resolved May 31, 2018 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2015 Oct 31, 2015 Coliform (TCR) MR No No — 5% of samples — Resolved Oct 31, 2015 Total Coliform Rule
Dec 30, 2014 — Lead and Copper Rule MR No No — TT — Resolved Dec 2, 2015 Lead and Copper Rule
Dec 30, 2014 — Lead and Copper Rule MR No No — TT — Resolved Dec 2, 2015 Lead and Copper Rule
Sep 1, 2013 Aug 31, 2014 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Aug 31, 2014 Stage 2 Disinfectants and Disinfection Byproducts Rule
Sep 1, 2013 Aug 31, 2014 TTHM MR No Yes — 0.080 mg/L — Resolved Aug 31, 2014 Stage 2 Disinfectants and Disinfection Byproducts Rule
Sep 1, 2013 Aug 31, 2014 TTHM MR No Yes — 0.080 mg/L — Resolved Aug 31, 2014 Stage 2 Disinfectants and Disinfection Byproducts Rule
Sep 1, 2013 Aug 31, 2014 TTHM MR No Yes — 0.080 mg/L — Resolved Aug 31, 2014 Stage 2 Disinfectants and Disinfection Byproducts Rule
Sep 1, 2013 Aug 31, 2014 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Aug 31, 2014 Stage 2 Disinfectants and Disinfection Byproducts Rule
Sep 1, 2013 Aug 31, 2014 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Aug 31, 2014 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2007 Oct 31, 2007 Coliform (TCR) MR No No — 5% of samples — Resolved Oct 31, 2007 Total Coliform Rule
Oct 1, 2007 Oct 31, 2007 Coliform (TCR) MR No No — 5% of samples — Resolved Oct 31, 2007 Total Coliform Rule
Oct 1, 2007 Oct 31, 2007 Coliform (TCR) MR No No — 5% of samples — Resolved Oct 31, 2007 Total Coliform Rule
Oct 1, 2007 Oct 31, 2007 Coliform (TCR) MR No No — 5% of samples — Resolved Oct 31, 2007 Total Coliform Rule
Sep 1, 2007 Sep 30, 2007 Coliform (TCR) MR No No — 5% of samples — Resolved Sep 30, 2007 Total Coliform Rule
Sep 1, 2007 Sep 30, 2007 Coliform (TCR) MR No No — 5% of samples — Resolved Sep 30, 2007 Total Coliform Rule
Sep 1, 2007 Sep 30, 2007 Coliform (TCR) MR No No — 5% of samples — Resolved Sep 30, 2007 Total Coliform Rule
Sep 1, 2007 Sep 30, 2007 Coliform (TCR) MR No No — 5% of samples — Resolved Sep 30, 2007 Total Coliform Rule
Jan 1, 2005 Jan 31, 2005 Coliform (TCR) MR No No — 5% of samples — Resolved Jan 31, 2005 Total Coliform Rule
Jan 1, 2005 Jan 31, 2005 Coliform (TCR) MR No No — 5% of samples — Resolved Jan 31, 2005 Total Coliform Rule
Jan 1, 2005 Jan 31, 2005 Coliform (TCR) MR No No — 5% of samples — Resolved Jan 31, 2005 Total Coliform Rule
Jan 1, 2005 Jan 31, 2005 Coliform (TCR) MR No No — 5% of samples — Resolved Jan 31, 2005 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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