Public water system record
Aqua Illinois-Oak Run
Serves Oak Run, Knox County, IL · 1,885 people served
Federal records show no health-based violations and no monitoring or reporting issues for Aqua Illinois-Oak Run 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
- Aqua Illinois-Oak Run draws water from 2 wells.
- Record on file since 1977, with 2 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 65 unknown out of 785 service lines.
Check whether Aqua Illinois-Oak Run 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 1977
EPA's records for Aqua Illinois-Oak Run go back to 1977. Before October 19, 2016 they list 2 health-based violations (1 resolved, 1 archived by EPA without a recorded fix) and 3 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1970s | 0 | 1 |
| 1980s | 2 | 0 |
| 1990s | 0 | 2 |
Most recent health-based violation before October 19, 2016: Fluoride, began January 1984, Resolved.
Show all 2 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Fluoride
Contaminant limit exceeded
|
Jan 1, 1984 | Resolved |
|
Fluoride
Contaminant limit exceeded
|
Jan 1, 1981 | Archived |
Where the water comes from
Aqua Illinois-Oak Run draws water from 2 wells.
Annual water quality report
Aqua Illinois-Oak Run 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 Illinois.
Certified drinking water labs by state EPA guidance for private wells