Public water system record
Addison
Serves Addison, DuPage County, IL · 38,017 people served
Federal records show no health-based violations and 2 monitoring/reporting issues for Addison 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
- 2
Key facts
- Addison buys its water from Du Page Water Commission.
- Record on file since 1977, with 0 health-based violations before October 19, 2016.
- Lead pipe inventory: 17 lead and 693 unknown out of 10,913 service lines.
Check whether Addison 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 |
|---|---|---|
|
Haloacetic Acids (HAA5)
Monitoring and reporting
|
Jul 1, 2024 | Resolved |
|
Total Trihalomethanes (TTHMs)
Monitoring and reporting
|
Jul 1, 2024 | Resolved |
Full record since 1977
EPA's records for Addison go back to 1977. Before October 19, 2016 they list no health-based violations and 1 monitoring or reporting violation.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1970s | 0 | 1 |
| 2020s | 0 | 2 |
Where the water comes from
Addison buys its water from Du Page Water Commission. EPA also lists 6 wells, all for emergency, seasonal or other part-time use. 4 smaller public systems such as schools, businesses or campgrounds buy water from Addison.
Buys water from
- Du Page Water Commission Elmhurst, IL
Annual water quality report
Addison 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 Illinois.
Certified drinking water labs by state EPA guidance for private wells