Public water system record
Westchester
Serves Westchester, Cook County, IL · 16,241 people served
Federal records show no health-based violations and 4 monitoring/reporting issues for Westchester in the last ten years. At least one of these issues remains unresolved.
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
- Westchester buys its water from Broadview-Westchester Joint Water Agency.
- Record on file since 1992, with 2 health-based violations before October 19, 2016.
- Lead pipe inventory: 3,747 lead and 158 unknown out of 7,182 service lines.
Check whether Westchester 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 REVISIONS
RPT
|
Jul 2, 2025 | Active |
|
Haloacetic Acids (HAA5)
Monitoring and reporting
|
Oct 1, 2024 | Resolved |
|
Total Trihalomethanes (TTHMs)
Monitoring and reporting
|
Oct 1, 2024 | Resolved |
|
Lead and Copper Rule
Monitoring and reporting
|
Dec 30, 2020 | Resolved |
Full record since 1992
EPA's records for Westchester go back to 1992. Before October 19, 2016 they list 2 health-based violations (2 resolved) and no monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1990s | 2 | 0 |
| 2020s | 0 | 4 |
Most recent health-based violation before October 19, 2016: Lead and Copper Rule, began January 1993, Resolved.
Show all 2 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Lead and Copper Rule
Treatment technique failure
|
Jan 1, 1993 | Resolved |
|
Lead and Copper Rule
Treatment technique failure
|
Dec 7, 1992 | Resolved |
Where the water comes from
Westchester buys its water from Broadview-Westchester Joint Water Agency. It lists no wells or intakes of its own. 1 smaller public system such as schools, businesses or campgrounds buys water from Westchester.
Buys water from
- Broadview-Westchester Joint Water Agency Broadview, IL
Annual water quality report
Westchester 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