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U.S. Army Corps of
EngineersStreamflow information saves lives and protects property during floods. Information on the streamflow in the Nation's rivers also helps to ensure adequate water resources for a healthy environment and economy. The U.S. Geological Survey (USGS) operates and maintains a national network of over 7,000 streamgages.
| Min (1998) | 25th percen- tile | Median | Most Recent Instantaneous Value Oct 17 | 75th percen- tile | Mean | Max (1994) |
|---|---|---|---|---|---|---|
| 9.50 | 21 | 60 | 81.5 | 300 | 427 | 5950 |
U.S. Department of the Interior |
U.S. Geological Survey
Title: USGS Current Conditions for Illinois
URL:
Page Contact Information: Illinois Water Data Support Team
Page Last Modified: 2017-10-17 09:35:28 EDT
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