Drinking Water Compliance OS

OAKBROOK TERRACE, IL · DuPage County

OAKBROOK TERRACE Water System

Current status

No open violations on record as of July 4, 2026.

This system's next federally required Consumer Confidence Report is due July 1, 2027, under the EPA's revised reporting rule.

Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed July 4, 2026. This is a record-keeping and public-information tool — it does not replace Illinois’s official records. Always confirm current status with Illinois before making decisions based on this information.

System facts

System ID (PWSID)
IL0430750
System type
Community Water System
Population served
1,440
Service connections
558
Ownership
local government
Water source
surface water (rivers, lakes, or reservoirs)

Violation history

No violations on record for this system.

Enforcement actions

No enforcement actions on record for this system.

Contact

WARD, CRAIG W.

630-941-1651

OAKBROOK TERRACE, IL 60181