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* IMPORTANT: Next Generation Station Page

USGS 01654500 LONG BRANCH NEAR ANNANDALE, VA

PROVISIONAL DATA SUBJECT TO REVISION

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Station operated in cooperation with Fairfax County, Virginia

NOTE: During storm events, backwater effects on stage and discharge determinations at this station are likely. Streamflow data displayed on this page may be significantly different from actual values during these events. Adjustment of data for backwater effects can only be done after detailed analysis. Users are encouraged to contact this office for more information.
This station managed by the Richmond Field Office.

Available Parameters Available Period
  
2013-02-08  2021-05-10
2013-02-08  2021-05-10
2013-02-07  2021-05-10
2013-02-08  2021-05-10
2013-02-08  2021-05-10
2013-02-08  2021-05-10
2013-02-08  2017-08-31
2017-08-31  2021-05-10
2021-04-19  2021-04-20
2021-01-10  2021-05-10







 (7)
 
  -- or --

 

 
Summary of all available data for this site
Instantaneous-data availability statement

Discharge, cubic feet per second
Most recent instantaneous value: 2.26 05-10-2021   23:55 EDT
Graph of Discharge, cubic feet per second

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Daily discharge, cubic feet per second -- statistics for May 11 based on 17 water years of record more
Min
(1955)		 25th
percen-
tile		 Most Recent
Instantaneous
Value May 11		 Median 75th
percen-
tile		 Mean Max
(2017)
1.10 2 2.26 4.2 8.9 11 55.8

Gage height, feet
Most recent instantaneous value: 2.09 05-10-2021   23:55 EDT
Graph of Gage height, feet

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