Public water system record
Aqua Illinois-Crystal Clear Water Co.
Serves an area of McHenry County, IL · 855 people served
Federal records show no health-based violations and 4 monitoring/reporting issues for Aqua Illinois-Crystal Clear Water Co. 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
- 4
Key facts
- Aqua Illinois-Crystal Clear Water Co. draws water from 2 wells.
- Record on file since 1977, with 1 health-based violation before October 19, 2016.
- Lead pipe inventory: 0 lead and 228 unknown out of 294 service lines.
Check whether Aqua Illinois-Crystal Clear Water Co. 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 |
|---|---|---|
|
Public Notice
OTHER
|
Jul 11, 2024 | Resolved |
|
Fluoride
Monitoring and reporting
|
Apr 1, 2023 | Resolved |
|
Vinyl chloride
Monitoring and reporting
|
Apr 1, 2023 | Resolved |
|
Trichloroethylene
Monitoring and reporting
|
Apr 1, 2023 | Resolved |
Full record since 1977
EPA's records for Aqua Illinois-Crystal Clear Water Co. go back to 1977. Before October 19, 2016 they list 1 health-based violation (1 archived by EPA without a recorded fix) and 87 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1970s | 0 | 1 |
| 1990s | 1 | 81 |
| 2000s | 0 | 3 |
| 2010 to October 18, 2016 | 0 | 2 |
| 2020s | 0 | 4 |
Most recent health-based violation before October 19, 2016: Total Coliform, began January 1998, Archived.
Show the health-based violation before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Total Coliform
Contaminant limit exceeded
|
Jan 1, 1998 | Archived |
Where the water comes from
Aqua Illinois-Crystal Clear Water Co. draws water from 2 wells.
Annual water quality report
Aqua Illinois-Crystal Clear Water Co. 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