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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 |
| Reselect output format |
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 10 | 1961-05-30 12:30 | CST | Yes | VDH | USGS | 761 | 6.76 | 0.02 | 1.20 | Fair | NONE | |
| 26 | 1961-05-21 12:05 | CST | Yes | RLS | USGS | 718 | 6.60 | -0.17 | 0.80 | Good | NONE | |
| 25 | 1961-05-20 11:00 | CST | Yes | RLS | USGS | 411 | 6.72 | 0.16 | 1.00 | Fair | NONE | |
| 24 | 1961-05-19 11:10 | CST | Yes | RLS | USGS | 515 | 6.75 | 0.51 | 1.00 | Fair | NONE | |
| 23 | 1961-05-18 10:35 | CST | Yes | RLS | USGS | 584 | 6.68 | -0.22 | 0.80 | Fair | NONE | |
| 22 | 1961-05-17 11:10 | CST | Yes | RLS | USGS | 1120 | 6.52 | 0.00 | 0.80 | Good | NONE | |
| 21 | 1961-05-16 10:25 | CST | Yes | RLS | USGS | 95.4 | 6.75 | 0.00 | 1.00 | Poor | DebrisLight | NONE |
| 20 | 1961-05-15 08:40 | CST | Yes | RLS | USGS | 1120 | 6.41 | -0.02 | 0.90 | Fair | NONE | |
| 19 | 1961-05-14 11:10 | CST | Yes | LGB | USGS | 816 | 6.49 | -0.19 | 0.80 | Good | NONE | |
| 18 | 1961-05-13 09:00 | CST | Yes | LGB | USGS | 1070 | 6.75 | -0.08 | 0.80 | Good | NONE | |
| 17 | 1961-05-12 07:45 | CST | Yes | LGB | USGS | 697 | 6.75 | -0.17 | 0.80 | Good | NONE | |
| 16 | 1961-05-11 09:30 | CST | Yes | LGB | USGS | 733 | 6.52 | -0.20 | 0.80 | Good | NONE | |
| 15 | 1961-05-10 12:05 | CST | Yes | LGB | USGS | 1010 | 6.70 | -0.08 | 0.80 | Good | NONE | |
| 14 | 1961-05-09 12:05 | CST | Yes | LGB | USGS | 389 | 6.54 | -0.05 | 0.90 | Fair | NONE | |
| 13 | 1961-05-08 11:45 | CST | Yes | LGB | USGS | 461 | 6.45 | -0.06 | 1.50 | Fair | NONE | |
| 12 | 1961-05-05 11:00 | CST | Yes | VDH | USGS | 531 | 6.49 | -0.05 | 1.00 | Poor | NONE | |
| 11 | 1961-05-04 13:05 | CST | Yes | VDH | USGS | 716 | 6.71 | -0.10 | 1.30 | Poor | NONE | |
| 9 | 1961-05-02 13:15 | CST | Yes | VDH | USGS | 954 | 6.64 | 0.04 | 0.90 | Fair | DebrisLight | NONE |
| 8 | 1961-05-01 13:15 | CST | Yes | VDH | USGS | 563 | 6.82 | -0.34 | 1.30 | Fair | NONE | |
| 7 | 1961-04-30 13:40 | CST | Yes | VDH | USGS | 702 | 6.79 | -0.20 | 1.70 | Poor | NONE | |
| 6 | 1961-04-29 13:00 | CST | Yes | VDH | USGS | 392 | 6.66 | 0.12 | 1.00 | Fair | NONE | |
| 5 | 1961-04-28 13:20 | CST | Yes | VDH | USGS | 486 | 7.00 | -0.10 | 1.20 | Fair | NONE | |
| 4 | 1961-04-27 14:30 | CST | Yes | VDH | USGS | 496 | 7.12 | 0.28 | 1.00 | Good | NONE | |
| 3 | 1961-04-26 11:35 | CST | Yes | VDH | USGS | 814 | 6.80 | 0.04 | 1.30 | Fair | NONE | |
| 2 | 1961-04-25 12:35 | CST | Yes | VDH | USGS | 1520 | 7.13 | -0.08 | 1.30 | Fair | NONE | |
| 1 | 1961-04-24 13:15 | CST | Yes | VDH | USGS | 736 | 7.00 | -0.28 | 1.50 | 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: 2026-01-21 06:19:30 EST
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