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

Chicago, Illinois, United States

Observed by
Alan Matson

Observation report

See trends at this location

Water quality tests

✓ Quality checked by Water Rangers What's this?

Chloride ppm What's this? 264.0
Air temperature °C What's this? 20.6

Weather

Current weather What's this?
Beautiful sunny warm day
Weather in previous 24 hours What's this?

Latest photos

Notes

So surprising that chloride level is still so high. Where is it coming from? I tested our tap water. Way below scale at 0.9, test strip scale starts at 1.4, 31ppm.