Public water system record
Maywood
Serves Maywood, Cook County, IL · 24,090 people served
Federal records show 1 health-based violation and 7 monitoring/reporting issues for Maywood in the last ten years, including an unresolved Lead and Copper Rule violation.
System profile
- Health-based violations, last 10 years
- 1
- Resolved
- 0
- Unresolved
- 1
- Any acute record
- No
- Monitoring issues, last 10 years
- 7
Key facts
- Maywood buys its water from Melrose Park.
- Most recent formal enforcement: signed compliance agreement by Illinois, October 2008.
- Record on file since 1992, with 2 health-based violations before October 19, 2016.
- Lead pipe inventory: 459 lead and 5,869 unknown out of 6,328 service lines.
Check whether Maywood 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.
| Contaminant | Rule family | Start date | Status | Acute |
|---|---|---|---|---|
|
Lead and Copper Rule
Treatment technique failure
|
350 | Aug 31, 2025 | Active | No |
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
|
Jul 1, 2025 | Active |
|
Public Notice
OTHER
|
Jan 12, 2025 | Active |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2024 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2024 | Resolved |
|
Haloacetic Acids (HAA5)
Monitoring and reporting
|
Oct 1, 2023 | Resolved |
|
Total Trihalomethanes (TTHMs)
Monitoring and reporting
|
Oct 1, 2023 | Resolved |
|
Lead and Copper Rule
Monitoring and reporting
|
Dec 30, 2021 | Resolved |
Full record since 1992
EPA's records for Maywood go back to 1992. Before October 19, 2016 they list 2 health-based violations (2 resolved) and 16 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1990s | 1 | 0 |
| 2000s | 1 | 11 |
| 2010 to October 18, 2016 | 0 | 5 |
| 2020s | 1 | 7 |
Most recent health-based violation before October 19, 2016: Total Coliform, began July 2006, Resolved.
Show all 2 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Total Coliform
Contaminant limit exceeded
|
Jul 1, 2006 | Resolved |
|
Lead and Copper Rule
Treatment technique failure
|
Dec 21, 1992 | Resolved |
Enforcement actions
Illinois regulators took 2 formal enforcement actions against Maywood in 2008. The most recent was a signed compliance agreement in October 2008.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Oct 22, 2008 | Illinois | Signed compliance agreement | 2 violations: Public Notice |
| Apr 24, 2008 | Illinois | Signed compliance agreement | 2 violations: Lead and Copper Rule |
What the violations mean
Lead and Copper Rule
1 incidentThe system did not complete a treatment step or action that the Lead and Copper Rule requires (a treatment technique violation).
The utility had to notify customers about this violation.
Where the water comes from
Maywood buys its water from Melrose Park. It lists no wells or intakes of its own. It also has an emergency connection to Forest Park. 1 other public water system has an emergency connection to Maywood.
Buys water from
- Melrose Park Melrose Park, IL
Emergency or part-time connections to
- Forest Park Forest Park, IL
Annual water quality report
Maywood 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