Public water system · IL0312070
ActiveNorthbrook
Community water system in Cook County, Illinois, drawing primarily on surface water.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
34,407
Service connections
12,740
Primary source
SW
Surface water
System type
CWS
Community water system
System record
Violations & enforcement
Violations data landing soon.
EPA SDWA violation and enforcement records for Northbrook are being ingested from EPA ECHO (updated quarterly) and will appear here. Until then, check EPA ECHO for current compliance history.
Northbrook: frequently asked questions
Is Northbrook's water safe to drink?
Northbrook is an active community water system regulated under the Safe Drinking Water Act, overseen by the IL state drinking water program. EPA SDWA violation and enforcement records for this system are being added to AquaCensus from EPA ECHO; consult EPA ECHO or your annual Consumer Confidence Report for its current compliance status.
Who runs Northbrook?
Northbrook (PWSID IL0312070) is a local government-owned community water system, regulated by the IL state drinking water program.
How many people does Northbrook serve?
Northbrook reports serving 34,407 people through 12,740 service connections in Cook County, Illinois.
Where does Northbrook get its water?
EPA SDWIS lists this system's primary water source as surface water.
Other water systems in Cook County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Chicago | Cook | 2,746,388 | Community | Surface water |
| Cicero | Cook | 83,000 | Community | Purchased surface water |
| Schaumburg | Cook | 75,750 | Community | Purchased surface water |
| Evanston | Cook | 74,486 | Community | Surface water |
| Arlington Heights | Cook | 73,320 | Community | Purchased surface water |
| Palatine | Cook | 70,875 | Community | Purchased surface water |