Drinking Water Compliance OS

EVANSTON, IL · Cook County

EVANSTON 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)
IL0310810
System type
Community Water System
Population served
74,486
Service connections
14,657
Ownership
local government
Water source
surface water (rivers, lakes, or reservoirs)

Violation history

  • Monitoring, Regular

    BHC-GAMMA

    April 1, 1994 – June 30, 1994

    Resolved
  • Monitoring, Regular

    Methoxychlor

    April 1, 1994 – June 30, 1994

    Resolved
  • Monitoring, Regular

    Toxaphene

    April 1, 1994 – June 30, 1994

    Resolved
  • Monitoring, Regular

    Carbofuran

    April 1, 1994 – June 30, 1994

    Resolved
  • Monitoring, Regular

    Atrazine

    April 1, 1994 – June 30, 1994

    Resolved
  • Monitoring, Regular

    LASSO

    April 1, 1994 – June 30, 1994

    Resolved
  • Monitoring, Regular

    Heptachlor

    April 1, 1994 – June 30, 1994

    Resolved
  • Monitoring, Regular

    Heptachlor epoxide

    April 1, 1994 – June 30, 1994

    Resolved
  • Monitoring, Regular

    2,4-D

    April 1, 1994 – June 30, 1994

    Resolved
  • Monitoring, Regular

    2,4,5-TP

    April 1, 1994 – June 30, 1994

    Resolved
  • Monitoring, Regular

    Pentachlorophenol

    April 1, 1994 – June 30, 1994

    Resolved
  • Monitoring, Regular

    Total Polychlorinated Biphenyls (PCB)

    April 1, 1994 – June 30, 1994

    Resolved
  • Monitoring, Regular

    1,2-DIBROMO-3-CHLOROPROPANE

    April 1, 1994 – June 30, 1994

    Resolved
  • Monitoring, Regular

    ETHYLENE DIBROMIDE

    April 1, 1994 – June 30, 1994

    Resolved
  • Monitoring, Regular

    Chlordane

    April 1, 1994 – June 30, 1994

    Resolved
  • Monitoring, Regular

    Endrin

    April 1, 1994 – June 30, 1994

    Resolved
  • Monitoring, Regular

    Dalapon

    April 1, 1994 – June 30, 1994

    Resolved
  • Monitoring, Regular

    Diquat

    April 1, 1994 – June 30, 1994

    Resolved
  • Monitoring, Regular

    Endothall

    April 1, 1994 – June 30, 1994

    Resolved
  • Monitoring, Regular

    Di(2-ethylhexyl) adipate

    April 1, 1994 – June 30, 1994

    Resolved
  • Monitoring, Regular

    OXAMYL

    April 1, 1994 – June 30, 1994

    Resolved
  • Monitoring, Regular

    Simazine

    April 1, 1994 – June 30, 1994

    Resolved
  • Monitoring, Regular

    Di(2-ethylhexyl) phthalate

    April 1, 1994 – June 30, 1994

    Resolved
  • Monitoring, Regular

    Picloram

    April 1, 1994 – June 30, 1994

    Resolved
  • Monitoring, Regular

    Dinoseb

    April 1, 1994 – June 30, 1994

    Resolved
  • Monitoring, Regular

    Hexachlorocyclopentadiene

    April 1, 1994 – June 30, 1994

    Resolved
  • Monitoring, Regular

    Aldicarb sulfoxide

    April 1, 1994 – June 30, 1994

    Resolved
  • Monitoring, Regular

    Aldicarb sulfone

    April 1, 1994 – June 30, 1994

    Resolved
  • Monitoring, Regular

    Aldicarb

    April 1, 1994 – June 30, 1994

    Resolved
  • Monitoring, Regular

    HEXACHLOROBENZENE

    April 1, 1994 – June 30, 1994

    Resolved
  • Monitoring, Regular

    Benzo(a)pyrene

    April 1, 1994 – June 30, 1994

    Resolved
  • Monitoring, Regular

    Gross Alpha, Excl. Radon and U

    June 30, 1977 – June 29, 1981

    Archived

Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)

Enforcement actions

Contact

STOWE, LUKE

847-448-8177

EVANSTON, IL 60201