North Branch Chicago River at Eugene Field Park Footbridge
Chicago, Illinois, United States
Location created by
Katie Nathenson
- Group: National Great Rivers : Winter Chloride Watch
- Lat: 41.9742517
- Lng: -87.7223754
- Waterbody Type: River
- Timezone: America/Chicago
Latest photos
Observation tests summary
Air temperature
°C
8.3
Latest
1.7
Average
Chloride
ppm
329.0
Latest
337.3
Average
Ice On
- 2025-01-26
- 2024-12-15
Ice Off
- 2025-04-06
- 2025-03-01