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Illinois Department of
Natural ResourcesStreamflow 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 (1956) | 25th percen- tile | Median | Mean | 75th percen- tile | Most Recent Instantaneous Value Jul 23 | Max (1993) |
|---|---|---|---|---|---|---|
| 0.90 | 7.5 | 14 | 26 | 29 | 94.8 | 237 |
U.S. Department of the Interior |
U.S. Geological Survey
Title: USGS Current Conditions for Illinois
URL: https://waterdata.usgs.gov/il/nwis/uv?
Page Contact Information: Illinois Water Data Support Team
Page Last Modified: 2017-07-23 00:43:01 EDT
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