Add observation Report an issue

North Branch Chicago River at Edgebrook Woods

North Branch Chicago River

Chicago, Illinois, United States

41.990 N, 87.772 W
At Peterson (6000N) and Menard (5800 W)

Location created by
Alan Matson

Group: Winter Chloride Watchers
Site ID: R 0211620
Lat: 41.9901029
Lng: -87.7718568
Waterbody Type: River
Timezone: America/Chicago

Want to download this data? Login or Sign Up.

Latest photos

View all photos

Observation tests summary

Air temperature °C

13.3 Latest

2.3 Average

2022-12-17 -> 2024-04-11

Water temperature °C

11.5 Latest

4.4 Average

2022-12-17 -> 2023-04-08

Chloride ppm

195.0 Latest

234.5 Average

2022-12-17 -> 2024-04-11

Ice On

2022-12-24

Ice Off

2023-03-02
2023-01-14