Observation

North Branch Chicago River at Edgebrook Woods

North Branch Chicago River

River or stream

November 21, 2025 at 10:30 AM

QA status: Reviewed: quality check complete

Weather observations

  • Current weather description

    Community scientist interpretation

    Chilly and cloudy

  • Current weather

    Community scientist interpretation

    • Cloudy

  • Weather in the past 24hrs

    Community scientist interpretation

    • Cloudy

Chemistry tests

  • Chloride

    Unspecified equipment (chloride)

    305 ppm

  • Air temperature

    Unspecified equipment (air temperature)

    8.3 °C

Notes

No snow for last ten days. Increased chloride maybe from last week runoff?