Drinking Water Compliance OS

Illinois

Stephenson County, Illinois Water Systems

Stephenson County, Illinois

264 community water systems on record — 13 active, 251 inactive.

Every active community water system nationwide must produce a Consumer Confidence Report under the EPA's revised rule, effective for reports due July 1, 2027.

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.

Community water systems in Stephenson County, Illinois