Public water system · IL0970250
ActiveGrayslake
Community water system in Lake County, Illinois, drawing primarily on purchased surface water.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
21,248
Service connections
7,024
Primary source
SWP
Purchased surface water
System type
CWS
Community water system
System record
Violations & enforcement
Violations data landing soon.
EPA SDWA violation and enforcement records for Grayslake are being ingested from EPA ECHO (updated quarterly) and will appear here. Until then, check EPA ECHO for current compliance history.
Grayslake: frequently asked questions
Is Grayslake's water safe to drink?
Grayslake 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 Grayslake?
Grayslake (PWSID IL0970250) is a local government-owned community water system, regulated by the IL state drinking water program.
How many people does Grayslake serve?
Grayslake reports serving 21,248 people through 7,024 service connections in Lake County, Illinois.
Where does Grayslake get its water?
EPA SDWIS lists this system's primary water source as purchased surface water.
Other water systems in Lake County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Indiana American Water - Northwest | Lake | 210,510 | Community | Surface water |
| Waukegan | Lake | 87,149 | Community | Surface water |
| Hammond Water Works Department | Lake | 78,384 | Community | Surface water |
| Lake County West Water Subdistrict | Lake | 78,379 | Community | Surface water |
| Aqua Ohio - Mentor | Lake | 74,500 | Community | Surface water |
| Leesburg, City of | Lake | 46,746 | Community | Groundwater |