Public water system record
Ames Water Treatment Plant
Serves Ames, Story County, IA · 55,177 people served
Federal records show no health-based violations and 1 monitoring/reporting issue for Ames Water Treatment Plant 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
- 1
Key facts
- Ames Water Treatment Plant draws water from 24 wells.
- Record on file since 1987, with 0 health-based violations before October 19, 2016.
- Lead pipe inventory: 412 lead and 0 unknown out of 24,956 service lines.
Check whether Ames Water Treatment Plant 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 |
|---|---|---|
|
Revised Total Coliform Rule
Monitoring violation
|
Sep 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
Full record since 1987
EPA's records for Ames Water Treatment Plant go back to 1987. Before October 19, 2016 they list no health-based violations and 7 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1980s | 0 | 1 |
| 1990s | 0 | 3 |
| 2000s | 0 | 1 |
| 2010 to October 18, 2016 | 0 | 2 |
| 2020s | 0 | 1 |
Where the water comes from
Ames Water Treatment Plant draws water from 24 wells. 1 other community water system buys water from Ames Water Treatment Plant.
Community systems that buy water from it
- Isu Ames, IA
Annual water quality report
Ames Water Treatment Plant 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 Iowa.
Certified drinking water labs by state EPA guidance for private wells