WAUKEGAN Water Quality Report
Population
87,149
people served
Water Source
🌊 Surface
rivers, lakes, reservoirs
National Rank
Top 90%
of 49,184 US systems
5-Year Record
⚠️ 14
violations recorded
C
Fair
Safety Grade
14 violations in the past 5 years, including 2 health-based
System Details
- PWSID
- IL0971900
- Population Served
- 87,149
- Water Source
- Surface Water
- Owner
- Local Government
- State
- Illinois
- EPA Region
- 5
Contaminants of Concern
| Contaminant | Status | Violations |
|---|---|---|
| Contaminant 5000 | ✕ Health-Based | 6 |
| Contaminant 7000 | ⚠ Monitoring/Reporting | 3 |
| Contaminant 0300 | ⚠ Monitoring/Reporting | 3 |
| Contaminant 2920 | ⚠ Monitoring/Reporting | 5 |
| Total Trihalomethanes (TTHMs) | ⚠ Monitoring/Reporting | 2 |
| Haloacetic Acids (HAA5) | ⚠ Monitoring/Reporting | 2 |
Violation History
2025
5
2023
9
2017
3
2016
2
1993
1
1992
1
Total violations on record: 21
Service Area
Cities Served
ZIP Codes Served
Recommended Water Filters
Based on contaminants detected in this water system:
Activated Carbon Filter
Effective for chlorine, THMs, pesticides, and taste/odor improvement
Removes: Total Trihalomethanes (TTHMs), Haloacetic Acids (HAA5)
How does this compare?
This systemNational average
Grade C
Avg: B-C
21violations total
75% of national average
National avg: ~28 per system
🏙️ This is a large system — serving 13× more people than the national average.