Public water system record
Janesville Water Utility
Serves Janesville, Rock County, WI · 64,415 people served
Federal records show no health-based violations and no monitoring or reporting issues for Janesville Water Utility in the last ten years.
System profile
- Health-based violations, last 10 years
- 0
- Resolved
- 0
- Unresolved
- 0
- Any acute record
- No
- Monitoring issues, last 10 years
- 0
Key facts
- Janesville Water Utility draws water from 8 wells (2 of them for emergency, seasonal or other part-time use).
- Record on file since 2002, with 1 health-based violation before October 19, 2016.
- Lead pipe inventory: 3 lead and 0 unknown out of 23,777 service lines.
Check whether Janesville Water Utility 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.
None since October 2016, and no monitoring or reporting violations either.
Full record since 2002
EPA's records for Janesville Water Utility go back to 2002. Before October 19, 2016 they list 1 health-based violation (1 resolved) and 1 monitoring or reporting violation.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 2000s | 1 | 0 |
| 2010 to October 18, 2016 | 0 | 1 |
Most recent health-based violation before October 19, 2016: Total Coliform, began December 2002, Resolved.
Show the health-based violation before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Total Coliform
Contaminant limit exceeded
|
Dec 1, 2002 | Resolved |
Where the water comes from
Janesville Water Utility draws water from 8 wells (2 of them for emergency, seasonal or other part-time use).
Annual water quality report
Janesville Water Utility 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.
Systems serving 10,000 or more people must mail or deliver the report to every customer, and from 2027 they must send it twice a year.
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