Public water system record
Westmont
Serves Westmont, DuPage County, IL · 24,161 people served
Federal records show no health-based violations and 1 monitoring/reporting issue for Westmont 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
- Westmont buys its water from Du Page Water Commission.
- Record on file since 1977, with 5 health-based violations before October 19, 2016.
- Lead pipe inventory: 142 lead and 276 unknown out of 6,065 service lines.
Check whether Westmont 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 |
|---|---|---|
|
Lead and Copper Rule
Monitoring and reporting
|
Dec 30, 2020 | Resolved |
Full record since 1977
EPA's records for Westmont go back to 1977. Before October 19, 2016 they list 5 health-based violations (4 resolved, 1 archived by EPA without a recorded fix) and 4 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1970s | 0 | 1 |
| 1980s | 1 | 0 |
| 1990s | 3 | 1 |
| 2000s | 0 | 2 |
| 2010 to October 18, 2016 | 1 | 0 |
| 2020s | 0 | 1 |
Most recent health-based violation before October 19, 2016: Total Coliform, began October 2012, Resolved.
Show all 5 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Total Coliform
Contaminant limit exceeded
|
Oct 1, 2012 | Resolved |
|
Lead and Copper Rule
Treatment technique failure
|
Jan 1, 1995 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Aug 1, 1992 | Archived |
|
Combined Radium (-226 and -228)
Contaminant limit exceeded
|
Nov 21, 1990 | Resolved |
|
Combined Radium (-226 and -228)
Contaminant limit exceeded
|
Dec 9, 1985 | Resolved |
Where the water comes from
Westmont buys its water from Du Page Water Commission. It lists no wells or intakes of its own. 1 smaller public system such as schools, businesses or campgrounds buys water from Westmont.
Buys water from
- Du Page Water Commission Elmhurst, IL
Annual water quality report
Westmont 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