Public water system record
Williamsville PWS
Serves Williamsville, Wayne County, MO · 342 people served
Federal records show no health-based violations and 3 monitoring/reporting issues for Williamsville PWS 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
- 3
Key facts
- Williamsville PWS draws water from 2 wells.
- Record on file since 1980, with 0 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 4 unknown out of 257 service lines.
Check whether Williamsville PWS 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.
Monitoring and reporting issues
Since October 2016Missed tests or reports, not contaminants found above a limit.
| Issue | Start date | Status |
|---|---|---|
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2023 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2021 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2020 | Resolved |
Full record since 1980
EPA's records for Williamsville PWS go back to 1980. Before October 19, 2016 they list no health-based violations and 3 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1980s | 0 | 2 |
| 2010 to October 18, 2016 | 0 | 1 |
| 2020s | 0 | 3 |
Where the water comes from
Williamsville PWS draws water from 2 wells.
Annual water quality report
Williamsville PWS 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 500 or fewer people may meet the rule by telling customers the report is available on request, so you may need to ask Williamsville PWS for a copy.
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 Missouri.
Certified drinking water labs by state EPA guidance for private wells