ONAWAY, CITY OF

Michigan — Community Water System — PWSID: MI0005010

System Information

PWSIDMI0005010
System NameONAWAY, CITY OF
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypeLocal
EPA Region05
Serves SchoolNo
WholesalerNo
First ReportedFeb 3, 1981
Last ReportedDec 18, 2025

Location & Contact

StateMichigan
CityONAWAY
ZIP Code49765
AddressPO BOX 761
OrganizationSTOCKWELL, KELLI
Phone989-733-8313

Population & Service

Population Served880
Service Connections510

Drinking Water Violations (43)

This water system has 43 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
Dec 11, 2024 Revised Total Coliform Rule RPT No No Resolved Jan 15, 2025 Revised Total Coliform Rule
Dec 11, 2024 Revised Total Coliform Rule RPT No No Resolved Jan 15, 2025 Revised Total Coliform Rule
Dec 11, 2024 Revised Total Coliform Rule RPT No No Resolved Jan 15, 2025 Revised Total Coliform Rule
Dec 11, 2024 Revised Total Coliform Rule RPT No No Resolved Jan 15, 2025 Revised Total Coliform Rule
Jan 1, 2019 Lead and Copper Rule MR No No TT Resolved Jun 21, 2022 Lead and Copper Rule
Jan 1, 2019 Lead and Copper Rule MR No No TT Resolved Jun 21, 2022 Lead and Copper Rule
Jan 1, 2019 Lead and Copper Rule MR No No TT Resolved Jun 21, 2022 Lead and Copper Rule
Oct 1, 2018 Dec 31, 2018 Chlorine MR No Yes 4.0 mg/L Resolved Dec 1, 2018 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2018 Dec 31, 2018 Chlorine MR No Yes 4.0 mg/L Resolved Dec 1, 2018 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2018 Dec 31, 2018 Chlorine MR No Yes 4.0 mg/L Resolved Dec 1, 2018 Stage 1 Disinfectants and Disinfection Byproducts Rule
Sep 1, 2018 Aug 31, 2019 Total Haloacetic Acids (HAA5) MR No Yes 0.060 mg/L Resolved Aug 31, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule
Sep 1, 2018 Aug 31, 2019 Total Haloacetic Acids (HAA5) MR No Yes 0.060 mg/L Resolved Aug 31, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule
Sep 1, 2018 Aug 31, 2019 Total Haloacetic Acids (HAA5) MR No Yes 0.060 mg/L Resolved Aug 31, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule
Sep 1, 2018 Aug 31, 2019 Total Haloacetic Acids (HAA5) MR No Yes 0.060 mg/L Resolved Aug 31, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 11, 2017 Revised Total Coliform Rule RPT No No Resolved Jun 11, 2018 Revised Total Coliform Rule
Oct 11, 2017 Revised Total Coliform Rule RPT No No Resolved Jun 11, 2018 Revised Total Coliform Rule
Oct 11, 2017 Revised Total Coliform Rule RPT No No Resolved Jun 11, 2018 Revised Total Coliform Rule
Jan 1, 2016 Mar 31, 2016 Combined Uranium MR No Yes 30 ug/L Resolved Mar 31, 2016 Radionuclides and Revised Rad Rule
Jan 1, 2016 Mar 31, 2016 Combined Uranium MR No Yes 30 ug/L Resolved Mar 31, 2016 Radionuclides and Revised Rad Rule
Jan 1, 2016 Mar 31, 2016 Combined Uranium MR No Yes 30 ug/L Resolved Mar 31, 2016 Radionuclides and Revised Rad Rule
Sep 1, 2015 Aug 31, 2016 Total Haloacetic Acids (HAA5) MR No Yes 0.060 mg/L Resolved Aug 31, 2016 Stage 2 Disinfectants and Disinfection Byproducts Rule
Sep 1, 2015 Aug 31, 2016 TTHM MR No Yes 0.080 mg/L Resolved Aug 31, 2016 Stage 2 Disinfectants and Disinfection Byproducts Rule
Sep 1, 2015 Aug 31, 2016 TTHM MR No Yes 0.080 mg/L Resolved Aug 31, 2016 Stage 2 Disinfectants and Disinfection Byproducts Rule
Sep 1, 2015 Aug 31, 2016 TTHM MR No Yes 0.080 mg/L Resolved Aug 31, 2016 Stage 2 Disinfectants and Disinfection Byproducts Rule
Sep 1, 2015 Aug 31, 2016 Total Haloacetic Acids (HAA5) MR No Yes 0.060 mg/L Resolved Aug 31, 2016 Stage 2 Disinfectants and Disinfection Byproducts Rule
Sep 1, 2015 Aug 31, 2016 Total Haloacetic Acids (HAA5) MR No Yes 0.060 mg/L Resolved Aug 31, 2016 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2011 Dec 31, 2013 TTHM MR No Yes 0.080 mg/L Resolved Dec 31, 2013 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2011 Dec 31, 2013 TTHM MR No Yes 0.080 mg/L Resolved Dec 31, 2013 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2011 Dec 31, 2013 TTHM MR No Yes 0.080 mg/L Resolved Dec 31, 2013 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2011 Dec 31, 2013 Total Haloacetic Acids (HAA5) MR No Yes 0.060 mg/L Resolved Dec 31, 2013 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2011 Dec 31, 2013 Total Haloacetic Acids (HAA5) MR No Yes 0.060 mg/L Resolved Dec 31, 2013 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2011 Dec 31, 2013 Total Haloacetic Acids (HAA5) MR No Yes 0.060 mg/L Resolved Dec 31, 2013 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2008 Consumer Confidence Rule Other No No Resolved Jul 30, 2008 Consumer Confidence Rule
Jul 1, 2008 Consumer Confidence Rule Other No No Resolved Jul 30, 2008 Consumer Confidence Rule
Jan 1, 2008 Dec 31, 2010 TTHM MR No No 0.080 mg/L Resolved Dec 31, 2010 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2008 Dec 31, 2010 TTHM MR No No 0.080 mg/L Resolved Dec 31, 2010 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2008 Dec 31, 2010 TTHM MR No No 0.080 mg/L Resolved Dec 31, 2010 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2008 Dec 31, 2010 Total Haloacetic Acids (HAA5) MR No No 0.060 mg/L Resolved Dec 31, 2010 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2008 Dec 31, 2010 Total Haloacetic Acids (HAA5) MR No No 0.060 mg/L Resolved Dec 31, 2010 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2008 Dec 31, 2010 Total Haloacetic Acids (HAA5) MR No No 0.060 mg/L Resolved Dec 31, 2010 Stage 1 Disinfectants and Disinfection Byproducts Rule
Feb 1, 2002 Feb 28, 2002 Other No No Resolved Feb 28, 2002 Miscellaneous Other Rules
Feb 1, 2002 Feb 28, 2002 Other No No Resolved Feb 28, 2002 Miscellaneous Other Rules
Jan 1, 1999 Dec 31, 1999 Nitrate MR No Yes 10 mg/L Resolved Dec 31, 1999 Nitrate 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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