Public water system record
Union Grove Waterworks
Serves Union Grove, Racine County, WI · 4,900 people served
Federal records show 1 health-based violation and 2 monitoring/reporting issues for Union Grove Waterworks in the last ten years. The most serious issue in this window was a resolved LEAD AND COPPER RULE REVISIONS violation.
System profile
- Health-based violations, last 10 years
- 1
- Resolved
- 1
- Unresolved
- 0
- Any acute record
- No
- Monitoring issues, last 10 years
- 2
Key facts
- Union Grove Waterworks draws water from 3 wells.
- Most recent formal enforcement: signed compliance agreement by Wisconsin, January 2008.
- Record on file since 1983, with 8 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 1,204 unknown out of 1,892 service lines.
Check whether Union Grove Waterworks serves your address
Health-based violations
Since October 2016Violation data reflects EPA records through March 2026. For the most current status, visit the EPA ECHO database.
| Contaminant | Rule family | Start date | Status | Acute |
|---|---|---|---|---|
|
LEAD AND COPPER RULE REVISIONS
Treatment technique failure
|
350 | Oct 17, 2024 | Resolved | No |
Monitoring and reporting issues
Since October 2016Missed tests or reports, not contaminants found above a limit.
| Issue | Start date | Status |
|---|---|---|
|
Public Notice
OTHER
|
Oct 17, 2024 | Active |
|
Lead and Copper Rule
Monitoring and reporting
|
Jan 1, 2018 | Resolved |
Full record since 1983
EPA's records for Union Grove Waterworks go back to 1983. Before October 19, 2016 they list 8 health-based violations (8 resolved) and 11 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1980s | 4 | 0 |
| 1990s | 2 | 1 |
| 2000s | 2 | 6 |
| 2010 to October 18, 2016 | 0 | 4 |
| October 19, 2016 to 2019 | 0 | 1 |
| 2020s | 1 | 1 |
Most recent health-based violation before October 19, 2016: Gross Alpha, Excl. Radon and U, began October 2007, Resolved.
Show all 8 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Gross Alpha, Excl. Radon and U
Contaminant limit exceeded
Measured 26.43 pCi/L, federal limit 15 pCi/L (1.8 times the limit)
|
Oct 1, 2007 | Resolved |
|
Combined Radium (-226 and -228)
Contaminant limit exceeded
Measured 5.7 pCi/L, federal limit 5 pCi/L (1.1 times the limit)
|
Jan 1, 2001 | Resolved |
|
Gross Alpha, Excl. Radon and U
Contaminant limit exceeded
Measured 25 pCi/L, federal limit 15 pCi/L (1.7 times the limit)
|
Jan 1, 1999 | Resolved |
|
Gross Alpha, Excl. Radon and U
Contaminant limit exceeded
Measured 17 pCi/L, federal limit 15 pCi/L (1.1 times the limit)
|
Oct 1, 1998 | Resolved |
|
Combined Radium (-226 and -228)
Contaminant limit exceeded
|
Oct 1, 1984 | Resolved |
|
Combined Radium (-226 and -228)
Contaminant limit exceeded
|
Sep 12, 1983 | Resolved |
|
Combined Radium (-226 and -228)
Contaminant limit exceeded
|
Sep 12, 1983 | Resolved |
|
Combined Radium (-226 and -228)
Contaminant limit exceeded
|
Sep 12, 1983 | Resolved |
Enforcement actions
Wisconsin regulators took 4 formal enforcement actions against Union Grove Waterworks between 2003 and 2008, filed as 8 records in EPA's data. The most recent was a signed compliance agreement in January 2008.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Jan 27, 2008 | Wisconsin | Signed compliance agreement | 1 violation (1 health-based): Gross Alpha, Excl. Radon and U |
| Jan 27, 2008 | Wisconsin | Compliance order (no penalty) | 1 violation (1 health-based): Gross Alpha, Excl. Radon and U |
| Dec 3, 2003 | Wisconsin | Compliance order (no penalty) | 3 violations (3 health-based): Combined Radium (-226 and -228), Gross Alpha, Excl. Radon and U |
| Dec 3, 2003 | Wisconsin | Signed compliance agreement | 3 violations (3 health-based): Combined Radium (-226 and -228), Gross Alpha, Excl. Radon and U |
What the violations mean
LEAD AND COPPER RULE REVISIONS
1 incidentThe system did not complete a treatment step or action that the LEAD AND COPPER RULE REVISIONS requires (a treatment technique violation).
The utility had to notify customers about this violation.
Where the water comes from
Union Grove Waterworks draws water from 3 wells.
Annual water quality report
Union Grove Waterworks must give its customers an annual water quality report (Consumer Confidence Report) by July 1, with the levels its tests found in the previous year.
Where the state allows it, systems serving fewer than 10,000 people may publish the report in a local newspaper or news site instead of mailing it, and must provide a copy on request.
Find a posted report with EPA's Consumer Confidence Report search
Testing your own water
To test the water at your tap, or a private well this record does not cover, use a laboratory certified for drinking water by Wisconsin.
Certified drinking water labs by state EPA guidance for private wells