EPA EXPORT · 13 SEP 2026FEDERAL COMPLIANCE RECORDS · NOT A HOME WATER TEST
TAP WATERLEDGERPublic system compliance records

COUNTY WATER-SYSTEM LEDGER

LaSalle, Illinois

Compare active community water systems serving this county in EPA's public export. Systems can serve multiple places, so population totals may overlap.

Systems8active CWS · pop. 2,500+
Population served78,508reported total; may overlap
Current violation flag37.5%3 systems
Serious-violator flag0.0%0 systems

01 / SYSTEMS

Water systems serving LaSalle

Ordered by reported population served. Open any record for separate health, monitoring, notice, other, and serious-violator flags.

Water systemPopulation servedPrimary sourceCurrent export status
Il American-StreatorIL099503019,000Surface waterNo current violation flagged
OttawaIL099080018,097Ground waterCurrent monitoring/reporting flag
PeruIL099085010,300Ground waterNo current violation flagged
La SalleIL09903009,700Ground waterNo current violation flagged
MendotaIL09905507,100Ground waterNo current violation flagged
MarseillesIL09905005,061Ground waterCurrent health-based flag
Prairie Path Water Company-Lake HolidayIL09952004,750Ground waterNo current violation flagged
OglesbyIL09907004,500Ground waterCurrent monitoring/reporting flag

02 / SOURCE MIX

Ground water7 systems · 59,508 served
Surface water1 systems · 19,000 served
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.