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MAYVILLE WATERWORKS

Wisconsin — Community Water System — PWSID: WI1140057

System Information

PWSIDWI1140057
System NameMAYVILLE WATERWORKS
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypeLocal
EPA Region05
Serves SchoolNo
WholesalerNo
First ReportedJan 28, 1981
Last ReportedDec 17, 2025

Location & Contact

StateWisconsin
CityMAYVILLE
ZIP Code53050
Address15 S SCHOOL ST
OrganizationGONSTEAD, ANATASIA - CITY CLERK
Phone—

Population & Service

Population Served5,112
Service Connections1,893

Drinking Water Violations (40)

This water system has 40 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
Nov 15, 2017 — Revised Total Coliform Rule RPT No No — — — Resolved Jan 23, 2018 Revised Total Coliform Rule
Nov 15, 2017 — Revised Total Coliform Rule RPT No No — — — Resolved Jan 23, 2018 Revised Total Coliform Rule
Nov 15, 2017 — Revised Total Coliform Rule RPT No No — — — Resolved Jan 23, 2018 Revised Total Coliform Rule
Nov 15, 2017 — Revised Total Coliform Rule RPT No No — — — Resolved Jan 23, 2018 Revised Total Coliform Rule
Jul 1, 2012 Jul 31, 2012 Coliform (TCR) MR No No — 5% of samples — Resolved Jul 31, 2012 Total Coliform Rule
Jul 1, 2012 Sep 30, 2012 Chlorine MR No Yes — 4.0 mg/L — Resolved Aug 17, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2012 Sep 30, 2012 Chlorine MR No Yes — 4.0 mg/L — Resolved Aug 17, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2012 Sep 30, 2012 Chlorine MR No Yes — 4.0 mg/L — Resolved Aug 17, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2012 Sep 30, 2012 Chlorine MR No Yes — 4.0 mg/L — Resolved Aug 17, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2012 Sep 30, 2012 Chlorine MR No Yes — 4.0 mg/L — Resolved Aug 17, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2012 Jul 31, 2012 Coliform (TCR) MR No No — 5% of samples — Resolved Jul 31, 2012 Total Coliform Rule
Jul 1, 2012 Jul 31, 2012 Coliform (TCR) MR No No — 5% of samples — Resolved Jul 31, 2012 Total Coliform Rule
Jul 1, 2012 Jul 31, 2012 Coliform (TCR) MR No No — 5% of samples — Resolved Jul 31, 2012 Total Coliform Rule
Jul 1, 2012 Jul 31, 2012 Coliform (TCR) MR No No — 5% of samples — Resolved Jul 31, 2012 Total Coliform Rule
Jul 1, 2010 Sep 30, 2010 Combined Radium (-226 and -228) MCL Yes No 9.78 PCI/L 5 pCi/L 5.5 Resolved Sep 30, 2010 Radionuclides and Revised Rad Rule
Jul 1, 2010 Sep 30, 2010 Combined Radium (-226 and -228) MCL Yes No 9.78 PCI/L 5 pCi/L 5.5 Resolved Sep 30, 2010 Radionuclides and Revised Rad Rule
Jul 1, 2010 Sep 30, 2010 Combined Radium (-226 and -228) MCL Yes No 9.78 PCI/L 5 pCi/L 5.5 Resolved Sep 30, 2010 Radionuclides and Revised Rad Rule
Jul 1, 2010 Sep 30, 2010 Combined Radium (-226 and -228) MCL Yes No 9.78 PCI/L 5 pCi/L 5.5 Resolved Sep 30, 2010 Radionuclides and Revised Rad Rule
Jul 1, 2010 Sep 30, 2010 Combined Radium (-226 and -228) MCL Yes No 9.78 PCI/L 5 pCi/L 5.5 Resolved Sep 30, 2010 Radionuclides and Revised Rad Rule
Jul 1, 2010 Sep 30, 2010 Combined Radium (-226 and -228) MCL Yes No 9.78 PCI/L 5 pCi/L 5.5 Resolved Sep 30, 2010 Radionuclides and Revised Rad Rule
Jul 1, 2010 Sep 30, 2010 Combined Radium (-226 and -228) MCL Yes No 9.78 PCI/L 5 pCi/L 5.5 Resolved Sep 30, 2010 Radionuclides and Revised Rad Rule
Jul 1, 2010 Sep 30, 2010 Combined Radium (-226 and -228) MCL Yes No 9.78 PCI/L 5 pCi/L 5.5 Resolved Sep 30, 2010 Radionuclides and Revised Rad Rule
Jul 1, 2010 Sep 30, 2010 Combined Radium (-226 and -228) MCL Yes No 9.78 PCI/L 5 pCi/L 5.5 Resolved Sep 30, 2010 Radionuclides and Revised Rad Rule
Jul 1, 2010 Sep 30, 2010 Combined Radium (-226 and -228) MCL Yes No 9.78 PCI/L 5 pCi/L 5.5 Resolved Sep 30, 2010 Radionuclides and Revised Rad Rule
Jul 1, 2010 Sep 30, 2010 Combined Radium (-226 and -228) MCL Yes No 9.78 PCI/L 5 pCi/L 5.5 Resolved Sep 30, 2010 Radionuclides and Revised Rad Rule
Jul 1, 2010 Sep 30, 2010 Combined Radium (-226 and -228) MCL Yes No 9.78 PCI/L 5 pCi/L 5.5 Resolved Sep 30, 2010 Radionuclides and Revised Rad Rule
Jul 1, 2010 Sep 30, 2010 Combined Radium (-226 and -228) MCL Yes No 9.78 PCI/L 5 pCi/L 5.5 Resolved Sep 30, 2010 Radionuclides and Revised Rad Rule
Jul 1, 2010 Sep 30, 2010 Combined Radium (-226 and -228) MCL Yes No 9.78 PCI/L 5 pCi/L 5.5 Resolved Sep 30, 2010 Radionuclides and Revised Rad Rule
Jul 1, 2010 Sep 30, 2010 Combined Radium (-226 and -228) MCL Yes No 9.78 PCI/L 5 pCi/L 5.5 Resolved Sep 30, 2010 Radionuclides and Revised Rad Rule
Jul 1, 2010 Sep 30, 2010 Combined Radium (-226 and -228) MCL Yes No 9.78 PCI/L 5 pCi/L 5.5 Resolved Sep 30, 2010 Radionuclides and Revised Rad Rule
Jul 1, 2010 Sep 30, 2010 Combined Radium (-226 and -228) MCL Yes No 9.78 PCI/L 5 pCi/L 5.5 Resolved Sep 30, 2010 Radionuclides and Revised Rad Rule
Sep 1, 2000 Sep 30, 2000 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Sep 27, 2000 Total Coliform Rule
Sep 1, 2000 Sep 30, 2000 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Sep 27, 2000 Total Coliform Rule
Sep 1, 2000 Sep 30, 2000 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Sep 27, 2000 Total Coliform Rule
Sep 1, 2000 Sep 30, 2000 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Sep 27, 2000 Total Coliform Rule
Sep 1, 2000 Sep 30, 2000 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Sep 27, 2000 Total Coliform Rule
Sep 1, 2000 Sep 30, 2000 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Sep 27, 2000 Total Coliform Rule
Aug 22, 1983 Oct 21, 1983 Combined Radium (-226 and -228) MCL Yes No 8.5 5 pCi/L 5 Resolved Oct 21, 1983 Radionuclides and Revised Rad Rule
Aug 22, 1983 Aug 21, 1987 Combined Radium (-226 and -228) MCL Yes No 8.5 5 pCi/L 5 Resolved Sep 30, 1985 Radionuclides and Revised Rad Rule
Aug 22, 1983 Aug 21, 1987 Combined Radium (-226 and -228) MCL Yes No 8.5 5 pCi/L 5 Resolved Sep 30, 1985 Radionuclides and Revised Rad 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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