COUNTY WATER-SYSTEM LEDGER
Lake, Indiana
Compare active community water systems serving this county in EPA's public export. Systems can serve multiple places, so population totals may overlap.
Systems15active CWS · pop. 2,500+
Population served517,443reported total; may overlap
Current violation flag13.3%2 systems
Serious-violator flag0.0%0 systems
01 / SYSTEMS
Water systems serving Lake
Ordered by reported population served. Open any record for separate health, monitoring, notice, other, and serious-violator flags.
| Water system | Population served | Primary source | Current export status |
|---|---|---|---|
| Indiana American Water - NorthwestIN5245015 | 210,510 | Surface water | No current violation flagged |
| Hammond Water Works DepartmentIN5245020 | 78,384 | Surface water | No current violation flagged |
| Crown Point Water WorksIN5245008 | 30,000 | Surface water purchased | No current violation flagged |
| Schererville Water DepartmentIN5245041 | 30,000 | Surface water purchased | No current violation flagged |
| East Chicago Water WorksIN5245012 | 26,370 | Surface water | No current violation flagged |
| St. John Municipal Water UtilityIN5245043 | 25,700 | Ground water | No current violation flagged |
| Highland Water WorksIN5245021 | 23,984 | Surface water purchased | No current violation flagged |
| Munster Water CompanyIN5245031 | 23,894 | Surface water purchased | Other current violation flag |
| Griffith Water DepartmentIN5245019 | 16,893 | Surface water purchased | No current violation flagged |
| Dyer Water DepartmentIN5245011 | 16,800 | Surface water purchased | No current violation flagged |
| Indiana American Water - LowellIN5245029 | 11,908 | Groundwater under influence of surface water | No current violation flagged |
| Cuii - Twin LakesIN5245046 | 8,000 | Ground water | No current violation flagged |
| New Chicago Water WorksIN5245032 | 5,500 | Surface water purchased | No current violation flagged |
| Whiting Water DepartmentIN5245048 | 4,900 | Surface water purchased | No current violation flagged |
| Cedar Lake Water WorksIN5245047 | 4,600 | Ground water | Current monitoring/reporting flag |
02 / SOURCE MIX
How to read the population total
It is the sum of each listed system's reported population served, not a census estimate. Service areas can overlap and some systems list multiple cities or counties.