West Branch Du Page River : West Branch Du Page River

Naperville, Illinois, United States

Observed by
Lawrence Hjorth

Observation report

See trends at this location

Water quality tests

Pending Quality Check from Water Rangers What's this?

Chloride ppm What's this? 226.0
Air temperature °C What's this? 22.2
Ice off What's this?

Since: 2025-04-22

Weather

Current weather What's this?
Early in the day, it was drizzling; later in the afternoon, at the time of the test, it was sunny.
Weather in previous 24 hours What's this?
The day before the test, the sky was overcast with high winds.

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