North Branch Chicago River at Edgebrook Woods : North Branch Chicago River

Chicago, Illinois, United States

Observed by
Alan Matson

Observed on: Sat, 24 Dec 2022 13:30:00 -0600
Testers Alan Matson
Associated with:
National Great Rivers : Winter Chloride Watch
Lat: 41.9901029
Lng: -87.7718568

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Water quality tests

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Chloride ppm 211.0

Air temperature °C -11.1

Water temperature °C 0.0

Ice on

Since: 2022-12-24

Weather

Current weather

sunny

Weather in previous 24 hours

cloudy

Latest photos

Notes

River completely iced over except for small patch of turbulent water. Earliest freeze over in almost 30 hrs we have lived here. Usually happens during full moon in January when we can walk on the river! Been very cold for several days.