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SOUTHERN WISCONSIN CENTER

Wisconsin — Community Water System — PWSID: WI2520199

System Information

PWSIDWI2520199
System NameSOUTHERN WISCONSIN CENTER
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypeState
EPA Region05
Serves SchoolNo
WholesalerNo
First ReportedJan 28, 1981
Last ReportedDec 17, 2025

Location & Contact

StateWisconsin
CityUNION GROVE
ZIP Code53182
AddressATTN: MICHELLE BRADLEY-GLENN
OrganizationWI DEPT HEALTH & SOCIAL SERVICES
Phone—

Population & Service

Population Served950
Service Connections1

Drinking Water Violations (249)

This water system has 249 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
Apr 1, 2025 Jun 30, 2025 Radium-226 MR No Yes — — — Archived Jun 30, 2025 Radionuclides and Revised Rad Rule
Apr 1, 2025 Jun 30, 2025 Radium-228 MR No Yes — — — Archived Jun 30, 2025 Radionuclides and Revised Rad Rule
Jul 1, 2024 Sep 30, 2024 Gross Alpha, Excl. Radon and U MR No Yes — 15 pCi/L — Archived Sep 30, 2024 Radionuclides and Revised Rad Rule
Jul 1, 2024 Sep 30, 2024 Radium-226 MR No Yes — — — Archived Sep 30, 2024 Radionuclides and Revised Rad Rule
Jul 1, 2024 Sep 30, 2024 Radium-226 MR No Yes — — — Archived Sep 30, 2024 Radionuclides and Revised Rad Rule
Jul 1, 2024 Sep 30, 2024 Radium-228 MR No Yes — — — Archived Sep 30, 2024 Radionuclides and Revised Rad Rule
Jul 1, 2024 Sep 30, 2024 Radium-228 MR No Yes — — — Archived Sep 30, 2024 Radionuclides and Revised Rad Rule
Jul 1, 2024 Sep 30, 2024 Gross Alpha, Excl. Radon and U MR No Yes — 15 pCi/L — Archived Sep 30, 2024 Radionuclides and Revised Rad Rule
Jul 1, 2024 Sep 30, 2024 Radium-228 MR No Yes — — — Archived Sep 30, 2024 Radionuclides and Revised Rad Rule
Jul 1, 2024 Sep 30, 2024 Radium-226 MR No Yes — — — Archived Sep 30, 2024 Radionuclides and Revised Rad Rule
Jul 1, 2024 Sep 30, 2024 Gross Alpha, Excl. Radon and U MR No Yes — 15 pCi/L — Archived Sep 30, 2024 Radionuclides and Revised Rad Rule
Jan 1, 2024 Dec 31, 2024 Total Haloacetic Acids (HAA5) MR No No — 0.060 mg/L — Archived Dec 31, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2024 Dec 31, 2024 TTHM MR No No — 0.080 mg/L — Archived Dec 31, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2024 Dec 31, 2024 Total Haloacetic Acids (HAA5) MR No No — 0.060 mg/L — Archived Dec 31, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2024 Dec 31, 2024 Total Haloacetic Acids (HAA5) MR No No — 0.060 mg/L — Archived Dec 31, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2024 Dec 31, 2024 TTHM MR No No — 0.080 mg/L — Archived Dec 31, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2024 Dec 31, 2024 TTHM MR No No — 0.080 mg/L — Archived Dec 31, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
May 2, 2023 — Stage 1 Disinfectants and Disinfection Byproducts Rule TT Yes No — — — Resolved Aug 28, 2023 Stage 1 Disinfectants and Disinfection Byproducts Rule
May 2, 2023 — Stage 1 Disinfectants and Disinfection Byproducts Rule TT Yes No — — — Resolved Aug 28, 2023 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2023 Jun 30, 2023 Gross Alpha, Excl. Radon and U MR No Yes — 15 pCi/L — Archived Jun 30, 2023 Radionuclides and Revised Rad Rule
Apr 1, 2023 Jun 30, 2023 Radium-228 MR No Yes — — — Archived Jun 30, 2023 Radionuclides and Revised Rad Rule
Apr 1, 2023 Jun 30, 2023 Radium-226 MR No Yes — — — Archived Jun 30, 2023 Radionuclides and Revised Rad Rule
Feb 1, 2023 Feb 28, 2023 Revised Total Coliform Rule MON No No — — — Resolved Feb 28, 2023 Revised Total Coliform Rule
Feb 1, 2023 Feb 28, 2023 Revised Total Coliform Rule MON No No — — — Resolved Feb 28, 2023 Revised Total Coliform Rule
Feb 1, 2023 Feb 28, 2023 Revised Total Coliform Rule MON No No — — — Resolved Feb 28, 2023 Revised Total Coliform Rule
Feb 1, 2023 Feb 28, 2023 Revised Total Coliform Rule MON No No — — — Resolved Feb 28, 2023 Revised Total Coliform Rule
Feb 1, 2023 Feb 28, 2023 Revised Total Coliform Rule MON No No — — — Resolved Feb 28, 2023 Revised Total Coliform Rule
Feb 1, 2023 Feb 28, 2023 Revised Total Coliform Rule MON No No — — — Resolved Feb 28, 2023 Revised Total Coliform Rule
Feb 1, 2023 Feb 28, 2023 Revised Total Coliform Rule MON No No — — — Resolved Feb 28, 2023 Revised Total Coliform Rule
Jul 1, 2022 — Consumer Confidence Rule Other No No — — — Resolved Jul 15, 2022 Consumer Confidence Rule
Jul 1, 2022 — Consumer Confidence Rule Other No No — — — Resolved Jul 15, 2022 Consumer Confidence Rule
Jul 1, 2022 — Consumer Confidence Rule Other No No — — — Resolved Jul 15, 2022 Consumer Confidence Rule
Jul 1, 2022 — Consumer Confidence Rule Other No No — — — Resolved Jul 15, 2022 Consumer Confidence Rule
Feb 1, 2021 — Lead and Copper Rule MR No No — TT — Resolved Apr 29, 2021 Lead and Copper Rule
Feb 1, 2021 — Lead and Copper Rule MR No No — TT — Resolved Apr 29, 2021 Lead and Copper Rule
Oct 1, 2020 Dec 31, 2020 Chlorine MR No Yes — 4.0 mg/L — Resolved Dec 31, 2020 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2020 Dec 31, 2020 Chlorine MR No Yes — 4.0 mg/L — Resolved Dec 31, 2020 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2020 Dec 31, 2020 Chlorine MR No Yes — 4.0 mg/L — Resolved Dec 31, 2020 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2020 Dec 31, 2020 Chlorine MR No Yes — 4.0 mg/L — Resolved Dec 31, 2020 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2020 — Lead and Copper Rule MR No No — TT — Resolved Sep 13, 2021 Lead and Copper Rule
Jul 1, 2020 — Lead and Copper Rule MR No No — TT — Resolved Sep 13, 2021 Lead and Copper Rule
Jul 1, 2020 — Lead and Copper Rule MR No No — TT — Resolved Sep 13, 2021 Lead and Copper Rule
Jul 1, 2020 — Consumer Confidence Rule Other No No — — — Resolved Jul 16, 2020 Consumer Confidence Rule
Jul 1, 2020 — Lead and Copper Rule MR No No — TT — Resolved Sep 13, 2021 Lead and Copper Rule
Jul 1, 2020 — Consumer Confidence Rule Other No No — — — Resolved Jul 16, 2020 Consumer Confidence Rule
Jul 1, 2019 — Consumer Confidence Rule Other No No — — — Resolved Jul 19, 2019 Consumer Confidence Rule
Jul 1, 2019 — Consumer Confidence Rule Other No No — — — Resolved Jul 19, 2019 Consumer Confidence Rule
Jul 1, 2019 — Consumer Confidence Rule Other No No — — — Resolved Jul 19, 2019 Consumer Confidence Rule
Jul 1, 2019 — Consumer Confidence Rule Other No No — — — Resolved Jul 19, 2019 Consumer Confidence Rule
Jan 1, 2018 — Lead and Copper Rule MR No No — TT — Resolved Jan 3, 2018 Lead and Copper 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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