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DESCRIPTION:

Latitude 39°02'15.8",   Longitude 77°43'20.1"   NAD83

Loudoun County, Virginia, Hydrologic Unit 02070008

Drainage area: 47.2 square miles

Datum of gage: 307.03 feet above   NAVD88.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	2001-07-18	2017-06-28
Daily Data
Discharge, cubic feet per second	2001-07-18	2017-06-27	5822
Daily Statistics
Discharge, cubic feet per second	2001-07-18	2017-04-10	5746
Monthly Statistics
Discharge, cubic feet per second	2001-07	2017-04
Annual Statistics
Discharge, cubic feet per second	2001	2017
Peak streamflow	2002-06-15	2016-05-04	15
Field measurements	2001-08-02	2017-06-01	117
Water-Year Summary	2006	2016	11
Additional Data Sources	Begin Date	End Date	Count
Instantaneous-Data Archive  **offsite**	2001-07-18	2007-09-30	205300

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