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Streamflow Measurements for the Nation
Streamflow measurement pages will be decommissioned in early 2026.
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| HTML table with channel data |
| HTML table without channel data |
| Tab-separated data with channel data |
| Tab-separated data without channel data |
| Graph of data |
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| Meas. Number |
Date Time | Time Datum |
Measurement Used? |
Who | Measuring Agency |
Stream flow (ft3/s) |
Gage Height (ft) |
GH Change (ft) |
Meas. Duration (hr) |
Meas. Rated |
Control | Flow Adjust. Code |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 74 | 1986-11-18 -- -- | -- | Yes | JCM | USGS | 17.4 | 4.84 | 0.00 | 0.40 | Good | NONE | |
| 73 | 1986-09-03 -- -- | -- | Yes | JCM | USGS | 8.99 | 4.38 | 0.00 | 0.40 | Good | NONE | |
| 72 | 1986-08-05 -- -- | -- | Yes | JCM | USGS | 9.61 | 4.44 | 0.00 | 0.30 | Good | NONE | |
| 71 | 1986-06-26 -- -- | -- | Yes | JCM | USGS | 12.6 | 4.70 | 0.00 | 0.30 | Good | NONE | |
| 70 | 1986-05-14 -- -- | -- | Yes | JCM | USGS | 21.4 | 4.90 | 0.00 | 0.40 | Good | NONE | |
| 69 | 1986-04-24 -- -- | -- | Yes | JCM | USGS | 304 | 9.28 | -0.02 | 0.80 | Good | Unspecifed | NONE |
| 68 | 1986-03-10 -- -- | -- | Yes | JCM | USGS | 70.1 | 6.08 | 0.01 | 0.90 | Fair | NONE | |
| 67 | 1986-01-22 -- -- | -- | Yes | JCM | USGS | 101 | 6.64 | -0.01 | 1.10 | Good | NONE | |
| 66 | 1985-12-03 -- -- | -- | Yes | JCM/DJS | USGS | 929 | 21.82 | -0.03 | 0.80 | Fair | Unspecifed | NONE |
| 65 | 1985-10-29 -- -- | -- | Yes | JCM | USGS | 134 | 7.17 | 0.02 | 0.80 | Fair | Unspecifed | NONE |
| 64 | 1985-09-10 -- -- | -- | Yes | JCM | USGS | 129 | 6.82 | -0.01 | 0.70 | Fair | Unspecifed | NONE |
| 63 | 1985-07-25 -- -- | -- | Yes | JCM | USGS | 17.8 | 4.76 | 0.00 | 0.40 | Good | NONE | |
| 62 | 1985-06-18 -- -- | -- | Yes | JCM | USGS | 968 | 14.10 | -0.11 | 0.90 | Good | Unspecifed | NONE |
| 61 | 1985-05-02 -- -- | -- | Yes | JCM | USGS | 2330 | 19.61 | 0.08 | 0.90 | Fair | Unspecifed | NONE |
| 60 | 1985-04-02 -- -- | -- | Yes | JCM | USGS | 3620 | 27.86 | 0.05 | 0.90 | Good | Unspecifed | NONE |
| 59 | 1985-02-21 -- -- | -- | Yes | JCM | USGS | 1240 | 15.80 | 0.04 | 0.80 | Fair | Unspecifed | NONE |
| 58 | 1985-01-16 -- -- | -- | Yes | JCM | USGS | 179 | 9.26 | -0.05 | 0.80 | Fair | NONE | |
| 57 | 1984-11-21 -- -- | -- | Yes | JCM | USGS | 852 | 13.93 | -0.06 | 0.80 | Good | Unspecifed | NONE |
| 56 | 1984-10-16 -- -- | -- | Yes | JCM | USGS | 87.7 | 6.24 | 0.01 | 0.70 | Fair | Unspecifed | NONE |
| 55 | 1984-09-06 -- -- | -- | Yes | JCM | USGS | 8.22 | 4.39 | 0.00 | 0.80 | Good | NONE |
U.S. Department of the Interior |
U.S. Geological Survey
Title: Surface Water for USA: Streamflow Measurements
URL:
Page Contact Information: Illinois Water Data Support Team
Page Last Modified: 2025-12-11 17:16:42 EST
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