Public water system record
Niles
Serves Niles, Cook County, IL · 29,350 people served
Federal records show no health-based violations and 1 monitoring/reporting issue for Niles 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
- 1
Key facts
- Niles buys its water from Morton Grove - Niles Water Commission.
- Record on file since 1994, with 3 health-based violations before October 19, 2016.
- Lead pipe inventory: 1,261 lead and 6,397 unknown out of 8,415 service lines.
Check whether Niles 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 |
|---|---|---|
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2025 | Active |
Full record since 1994
EPA's records for Niles go back to 1994. Before October 19, 2016 they list 3 health-based violations (1 resolved, 2 archived by EPA without a recorded fix) and 2 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1990s | 2 | 1 |
| 2010 to October 18, 2016 | 1 | 1 |
| 2020s | 0 | 1 |
Most recent health-based violation before October 19, 2016: Total Coliform, began August 2014, Resolved.
Show all 3 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Total Coliform
Contaminant limit exceeded
|
Aug 1, 2014 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Aug 1, 1998 | Archived |
|
Total Coliform
Contaminant limit exceeded
|
Aug 1, 1996 | Archived |
Where the water comes from
Niles buys its water from Morton Grove - Niles Water Commission. It lists no wells or intakes of its own. 3 smaller public systems such as schools, businesses or campgrounds buy water from Niles. 3 other public water systems have emergency connections to Niles.
Buys water from
- Morton Grove - Niles Water Commission Niles, IL
Annual water quality report
Niles 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