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YORKVILLE UTILITY DIST 1

Wisconsin — Non-Transient Non-Community — PWSID: WI2521735

System Information

PWSIDWI2521735
System NameYORKVILLE UTILITY DIST 1
System TypeNon-Transient Non-Community
Water SourceGround Water
Activity StatusActive
Owner TypeLocal
EPA Region05
Serves SchoolNo
WholesalerNo
First ReportedFeb 27, 1995
Last ReportedDec 17, 2025

Location & Contact

StateWisconsin
CityUNION GROVE
ZIP Code53182
Address925 15TH AVE
OrganizationMCKINNEY, MICHAEL - ADMINISTRATOR
Phone—

Population & Service

Population Served3,900
Service Connections36

Drinking Water Violations (85)

This water system has 85 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
Jan 1, 2024 — Lead and Copper Rule MR No No — TT — Resolved Jan 9, 2024 Lead and Copper Rule
Jan 1, 2024 — Lead and Copper Rule MR No No — TT — Resolved Jan 9, 2024 Lead and Copper Rule
Nov 23, 2023 — E. COLI MR No Yes — — — Resolved Nov 30, 2023 Ground Water Rule
Nov 23, 2023 — E. COLI MR No Yes — — — Resolved Nov 30, 2023 Ground Water Rule
Nov 23, 2023 — Public Notice Other No No — — — Resolved Jan 9, 2025 Public Notice Rule and Revised PN Rule
Nov 23, 2023 — Public Notice Other No No — — — Resolved Jan 9, 2025 Public Notice Rule and Revised PN Rule
Nov 23, 2023 — E. COLI MR No Yes — — — Resolved Nov 30, 2023 Ground Water Rule
Nov 23, 2023 — E. COLI MR No Yes — — — Resolved Nov 30, 2023 Ground Water Rule
Jul 1, 2021 — Public Notice Other No No — — — Resolved Sep 21, 2023 Public Notice Rule and Revised PN Rule
Jul 1, 2021 — Public Notice Other No No — — — Resolved Sep 21, 2023 Public Notice Rule and Revised PN Rule
Jun 1, 2021 Jun 30, 2021 Revised Total Coliform Rule MON No Yes — — — Resolved Jun 30, 2021 Revised Total Coliform Rule
Jun 1, 2021 Jun 30, 2021 Revised Total Coliform Rule MON No Yes — — — Resolved Jun 30, 2021 Revised Total Coliform Rule
Jun 1, 2021 Jun 30, 2021 Revised Total Coliform Rule MON No Yes — — — Resolved Jun 30, 2021 Revised Total Coliform Rule
Jun 1, 2021 Jun 30, 2021 Revised Total Coliform Rule MON No Yes — — — Resolved Jun 30, 2021 Revised Total Coliform Rule
Jun 1, 2020 Jun 30, 2020 Revised Total Coliform Rule MON No No — — — Resolved Jun 30, 2020 Revised Total Coliform Rule
Jun 1, 2020 Jun 30, 2020 Revised Total Coliform Rule MON No No — — — Resolved Jun 30, 2020 Revised Total Coliform Rule
Jun 1, 2020 Jun 30, 2020 Revised Total Coliform Rule MON No No — — — Resolved Jun 30, 2020 Revised Total Coliform Rule
Jun 1, 2020 Jun 30, 2020 Revised Total Coliform Rule MON No No — — — Resolved Jun 30, 2020 Revised Total Coliform Rule
Feb 1, 2019 — Public Notice Other No No — — — Resolved Dec 8, 2020 Public Notice Rule and Revised PN Rule
Feb 1, 2019 — Public Notice Other No No — — — Resolved Dec 8, 2020 Public Notice Rule and Revised PN Rule
Jan 1, 2019 Jan 31, 2019 Revised Total Coliform Rule MON No No — — — Resolved Jan 31, 2019 Revised Total Coliform Rule
Jan 1, 2019 Jan 31, 2019 Revised Total Coliform Rule MON No No — — — Resolved Jan 31, 2019 Revised Total Coliform Rule
Jan 1, 2019 Jan 31, 2019 Revised Total Coliform Rule MON No No — — — Resolved Jan 31, 2019 Revised Total Coliform Rule
Oct 1, 2018 — Public Notice Other No No — — — Resolved Dec 8, 2020 Public Notice Rule and Revised PN Rule
Oct 1, 2018 — Public Notice Other No No — — — Resolved Dec 8, 2020 Public Notice Rule and Revised PN Rule
Oct 1, 2018 — Public Notice Other No No — — — Resolved Dec 8, 2020 Public Notice Rule and Revised PN Rule
Sep 29, 2018 — E. COLI MR No Yes — — — Resolved Oct 1, 2018 Ground Water Rule
Sep 29, 2018 — E. COLI MR No Yes — — — Resolved Oct 1, 2018 Ground Water Rule
Sep 29, 2018 — E. COLI MR No Yes — — — Resolved Oct 1, 2018 Ground Water Rule
Sep 29, 2018 — E. COLI MR No Yes — — — Resolved Oct 1, 2018 Ground Water Rule
Jan 1, 2018 Dec 31, 2018 Total Haloacetic Acids (HAA5) MR No No — 0.060 mg/L — Resolved Dec 31, 2018 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2018 Dec 31, 2018 TTHM MR No No — 0.080 mg/L — Resolved Dec 31, 2018 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2018 Dec 31, 2018 TTHM MR No No — 0.080 mg/L — Resolved Dec 31, 2018 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2018 — Lead and Copper Rule MR No No — TT — Resolved Jan 8, 2018 Lead and Copper Rule
Jan 1, 2018 — Lead and Copper Rule MR No No — TT — Resolved Jan 8, 2018 Lead and Copper Rule
Jan 1, 2018 Dec 31, 2018 TTHM MR No No — 0.080 mg/L — Resolved Dec 31, 2018 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2018 Dec 31, 2018 Total Haloacetic Acids (HAA5) MR No No — 0.060 mg/L — Resolved Dec 31, 2018 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2018 Dec 31, 2018 Total Haloacetic Acids (HAA5) MR No No — 0.060 mg/L — Resolved Dec 31, 2018 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2018 Dec 31, 2018 Total Haloacetic Acids (HAA5) MR No No — 0.060 mg/L — Resolved Dec 31, 2018 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2015 — Lead and Copper Rule MR No No — TT — Resolved Feb 27, 2015 Lead and Copper Rule
Jan 1, 2015 — Lead and Copper Rule MR No No — TT — Resolved Feb 27, 2015 Lead and Copper Rule
Aug 1, 2013 — Public Notice Other No No — — — Resolved Dec 8, 2020 Public Notice Rule and Revised PN Rule
Aug 1, 2013 — Public Notice Other No No — — — Resolved Dec 8, 2020 Public Notice Rule and Revised PN Rule
Aug 1, 2013 — Public Notice Other No No — — — Resolved Dec 8, 2020 Public Notice Rule and Revised PN Rule
Aug 1, 2013 — Public Notice Other No No — — — Resolved Dec 8, 2020 Public Notice Rule and Revised PN Rule
Jul 1, 2013 Sep 30, 2013 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 30, 2013 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2013 Sep 30, 2013 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 30, 2013 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2013 Sep 30, 2013 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 30, 2013 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2013 Jul 31, 2013 Coliform (TCR) MR No No — 5% of samples — Resolved Jul 31, 2013 Total Coliform Rule
Jul 1, 2013 Jul 31, 2013 Coliform (TCR) MR No No — 5% of samples — Resolved Jul 31, 2013 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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