Public water system record
West Allis Waterworks
Serves West Allis, Milwaukee County, WI · 63,240 people served
Federal records show no health-based violations and no monitoring or reporting issues for West Allis Waterworks 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
- West Allis Waterworks buys its water from Milwaukee Waterworks.
- Record on file since 1991, with 0 health-based violations before October 19, 2016.
- Lead pipe inventory: 7,719 lead and 758 unknown out of 19,440 service lines.
Check whether West Allis 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.
None since October 2016, and no monitoring or reporting violations either.
Full record since 1991
EPA's records for West Allis Waterworks go back to 1991. Before October 19, 2016 they list no health-based violations and 5 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1990s | 0 | 2 |
| 2000s | 0 | 1 |
| 2010 to October 18, 2016 | 0 | 2 |
Where the water comes from
West Allis Waterworks buys its water from Milwaukee Waterworks. It lists no wells or intakes of its own.
Buys water from
- Milwaukee Waterworks Milwaukee, WI
Annual water quality report
West Allis 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.
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