UNION GROVE, WI · Racine County
SOUTHERN WISCONSIN CENTER Water System
Current status
No open violations on record as of July 4, 2026.
This system's next federally required Consumer Confidence Report is due July 1, 2027, under the EPA's revised reporting rule.
Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed July 4, 2026. This is a record-keeping and public-information tool — it does not replace Wisconsin’s official records. Always confirm current status with Wisconsin before making decisions based on this information.
System facts
- System ID (PWSID)
- WI2520199
- System type
- Community Water System
- Population served
- 950
- Service connections
- 1
- Ownership
- state government
- Water source
- groundwater (wells)
Violation history
Monitoring, Routine (RTCR)
—Revised Total Coliform Rule
November 1, 2025 – November 30, 2025
ResolvedMonitoring, Regular
—Gross Alpha, Excl. Radon and U
October 1, 2025 – December 31, 2025
ArchivedMonitoring, Regular
—Radium-228
October 1, 2025 – December 31, 2025
ArchivedMonitoring, Regular
—Radium-226
October 1, 2025 – December 31, 2025
ArchivedMonitoring, Regular
—Gross Alpha, Excl. Radon and U
April 1, 2025 – June 30, 2025
ArchivedMonitoring, Regular
—Radium-228
April 1, 2025 – June 30, 2025
ArchivedMonitoring, Regular
—Radium-226
July 1, 2024 – September 30, 2024
ArchivedMonitoring, Regular
—Radium-228
April 1, 2023 – June 30, 2023
ArchivedMonitoring, Routine (RTCR)
—Revised Total Coliform Rule
February 1, 2023 – February 28, 2023
ResolvedConsumer Confidence Report Inadequate Reporting
—Consumer Confidence Rule
July 1, 2020 – July 16, 2020
ResolvedFollow-up Or Routine LCR Tap M/R
—Lead and Copper Rule
July 1, 2020 – September 13, 2021
ResolvedMonitoring and Reporting (DBP)
—Total Haloacetic Acids (HAA5)
January 1, 2016 – December 31, 2016
ResolvedMonitoring, Regular
—Combined Radium (-226 and -228)
October 1, 2014 – December 31, 2014
ResolvedMonitoring, Regular
—Toluene
October 1, 2014 – December 31, 2014
ResolvedMonitoring, Regular
—Carbon tetrachloride
October 1, 2014 – December 31, 2014
ResolvedMonitoring, Routine Minor (TCR)
—Coliform (TCR)
October 1, 1993 – October 30, 1993
ResolvedMaximum Contaminant Level Violation, Average
Health-basedCombined Radium (-226 and -228)
September 12, 1983 – September 11, 1987
ArchivedMaximum Contaminant Level Violation, Average
Health-basedCombined Radium (-226 and -228)
September 12, 1983 – September 11, 1984
Archived
Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| November 1, 2025 – November 30, 2025 | Monitoring, Routine (RTCR) | Revised Total Coliform Rule | — | Resolved |
| October 1, 2025 – December 31, 2025 | Monitoring, Regular | Gross Alpha, Excl. Radon and U | — | Archived |
| October 1, 2025 – December 31, 2025 | Monitoring, Regular | Radium-228 | — | Archived |
| October 1, 2025 – December 31, 2025 | Monitoring, Regular | Radium-226 | — | Archived |
| April 1, 2025 – June 30, 2025 | Monitoring, Regular | Gross Alpha, Excl. Radon and U | — | Archived |
| April 1, 2025 – June 30, 2025 | Monitoring, Regular | Radium-228 | — | Archived |
| July 1, 2024 – September 30, 2024 | Monitoring, Regular | Radium-226 | — | Archived |
| April 1, 2023 – June 30, 2023 | Monitoring, Regular | Radium-228 | — | Archived |
| February 1, 2023 – February 28, 2023 | Monitoring, Routine (RTCR) | Revised Total Coliform Rule | — | Resolved |
| July 1, 2020 – July 16, 2020 | Consumer Confidence Report Inadequate Reporting | Consumer Confidence Rule | — | Resolved |
| July 1, 2020 – September 13, 2021 | Follow-up Or Routine LCR Tap M/R | Lead and Copper Rule | — | Resolved |
| January 1, 2016 – December 31, 2016 | Monitoring and Reporting (DBP) | Total Haloacetic Acids (HAA5) | — | Resolved |
| October 1, 2014 – December 31, 2014 | Monitoring, Regular | Combined Radium (-226 and -228) | — | Resolved |
| October 1, 2014 – December 31, 2014 | Monitoring, Regular | Toluene | — | Resolved |
| October 1, 2014 – December 31, 2014 | Monitoring, Regular | Carbon tetrachloride | — | Resolved |
| October 1, 1993 – October 30, 1993 | Monitoring, Routine Minor (TCR) | Coliform (TCR) | — | Resolved |
| September 12, 1983 – September 11, 1987 | Maximum Contaminant Level Violation, Average | Combined Radium (-226 and -228) | Health-based | Archived |
| September 12, 1983 – September 11, 1984 | Maximum Contaminant Level Violation, Average | Combined Radium (-226 and -228) | Health-based | Archived |
Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)
Enforcement actions
- April 28, 2021State Violation/Reminder Notice13 linked violations
- April 28, 2021State Violation/Reminder Notice36 linked violations
- July 19, 2019State Compliance achieved19 linked violations
- July 15, 2013State Public Notification requested19 linked violations
- December 21, 1993State Public Notification received1 linked violation
- December 8, 1993State Public Notification requested1 linked violation
- December 8, 1993State Violation/Reminder Notice1 linked violation
- October 30, 1993State Compliance achieved1 linked violation
Contact
WI DEPT HEALTH & SOCIAL SERVICES
Phone not on record
UNION GROVE, WI 53182