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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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 5 | 1981-10-21 08:52 | CST | Yes | JBG/GGA | USGS | 439 | 32.44 | -0.01 | 0.60 | Good | NONE | |
| 4 | 1981-10-20 10:40 | CST | Yes | JBG/GGA | USGS | 92.2 | 22.30 | -0.01 | 1.00 | Fair | NONE | |
| 3 | 1980-10-31 14:25 | CST | Yes | LTV/JBG | USGS | 111 | 26.09 | 0.00 | 1.50 | Unspecified | Clear | NONE |
| 2 | 1980-10-29 15:00 | CST | Yes | LTV/JBG | USGS | 91.5 | 35.86 | 0.00 | 1.30 | Unspecified | Clear | NONE |
| 1 | 1980-10-27 -- -- | -- | Yes | LTV/JBG | USGS | 21.0 | 0.00 | 0.50 | Unspecified | Clear | 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: 2025-12-16 03:21:46 EST
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