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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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 14 | 2022-08-30 12:34 | EDT | No | |||||||||
| 13 | 2002-09-19 13:20 | EDT | Yes | RHP/RWS | USGS | 9.23 | Fair | NONE | ||||
| 12 | 1966-07-21 15:20 | EST | Yes | JDT | USGS | 5.79 | Good | Clear | NONE | |||
| 11 | 1963-09-27 15:45 | EST | Yes | DHC | USGS | 6.97 | Fair | Clear | NONE | |||
| 10 | 1963-07-31 14:30 | EST | Yes | FJP | USGS | 8.42 | Good | Clear | NONE | |||
| 9 | 1962-08-29 14:35 | EST | Yes | DHC | USGS | 12.0 | Good | Clear | NONE | |||
| 8 | 1962-07-12 13:10 | EST | Yes | DHC | USGS | 13.9 | Good | Clear | NONE | |||
| 7 | 1959-09-25 14:30 | EST | Yes | WJD | USGS | 9.03 | Good | Clear | NONE | |||
| 6 | 1959-05-11 13:05 | EST | Yes | WJD | USGS | 17.3 | Fair | Clear | NONE | |||
| 5 | 1958-09-10 14:40 | EST | Yes | JWG | USGS | 12.7 | Good | Clear | NONE | |||
| 4 | 1958-06-06 17:15 | EST | Yes | FLD | USGS | 32.8 | Good | Clear | NONE | |||
| 3 | 1957-08-21 13:00 | EST | Yes | AGT | USGS | 8.07 | Good | Clear | NONE | |||
| 2 | 1957-05-06 11:20 | EST | Yes | WJD | USGS | 31.2 | Fair | Clear | NONE | |||
| 1 | 1956-05-26 11:15 | EST | Yes | WJD | USGS | 26.3 | Good | Clear | NONE |
U.S. Department of the Interior |
U.S. Geological Survey
Title: Surface Water for USA: Streamflow Measurements
URL:
Page Contact Information: Maryland Water Data Support Team
Page Last Modified: 2025-12-13 17:56:00 EST
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