Water Quality in DARIEN, IL (60559)
EPA violation data for public water systems serving ZIP code 60559.
11
Total Violations
4
Health-Based
7
Monitoring / Reporting
10
Resolved
What does this mean?
10 of 11 violations have been resolved. 4 are health-based violations, meaning contaminant levels exceeded federal safety limits. The remaining 7 are monitoring or reporting violations (missed testing deadlines or late paperwork — not necessarily a water quality issue). Not all violations mean your water is unsafe. The EPA requires reporting even for minor administrative issues.
Violations Detail (11 total)
| Contaminant | Category | MCL Limit | Measured | Date | Status | Health Effects |
|---|---|---|---|---|---|---|
| Consumer Confidence Rule | Monitoring | N/A | N/A | Jun 30, 2025 | Active | N/A |
| Public Notice | Monitoring | N/A | N/A | Feb 22, 2025 | Resolved | N/A |
| Public Notice | Monitoring | N/A | N/A | Feb 22, 2025 | Resolved | N/A |
| Lead and Copper Rule | Health-Based | N/A | N/A | Apr 1, 2024 | Resolved | N/A |
| Lead and Copper Rule | Health-Based | N/A | N/A | Apr 1, 2024 | Resolved | N/A |
| Lead and Copper Rule | Health-Based | N/A | N/A | Apr 1, 2024 | Resolved | N/A |
| Lead and Copper Rule | Health-Based | N/A | N/A | Apr 1, 2024 | Resolved | N/A |
| Lead and Copper Rule | Monitoring | N/A | N/A | Sep 30, 2023 | Resolved | N/A |
| Lead and Copper Rule | Monitoring | N/A | N/A | Sep 30, 2023 | Resolved | N/A |
| Lead and Copper Rule | Monitoring | N/A | N/A | Sep 30, 2023 | Resolved | N/A |
Lead & Copper Levels
Violation Timeline
2025(3)
Consumer Confidence Rule
72
Public Notice
75
Public Notice
75
2024(4)
Lead and Copper Rule
57
Lead and Copper Rule
57
Lead and Copper Rule
57
Lead and Copper Rule
57
How Does This Compare?
DARIEN (60559) has 11 recorded violations, including 4 health-based. 1 remains unresolved. Consider testing your tap water independently for added peace of mind.
Recommended Water Filters
Based on the contaminants detected in your area, these filter types may help improve your water quality.
Reverse Osmosis System
Highly effective at removing heavy metals, dissolved solids, and a wide range of contaminants. Recommended for homes with lead or arsenic concerns.
Targets:Lead, Copper, Arsenic, Mercury, Cadmium
Look for:NSF/ANSI 58 certified
Always look for filters certified by NSF International for the specific contaminants you want to remove.