USGS Surface Water for USA: Peak Streamflow

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Peak Streamflow for the Nation

USGS 01656903 FLATLICK BRANCH ABOVE FROG BRANCH AT CHANTILLY, VA

Fairfax County, Virginia

Hydrologic Unit Code 02070010

Latitude 38°52'56.2", Longitude 77°25'55.9" NAD27

Drainage area 4.20 square miles

Gage datum 256.8 feet above NAVD88

Water Year	Date	Gage Height (feet)	Stream- flow (cfs)
2008	2008-05-11	6.99	2,400
2009	2009-05-26	6.26	745
2010	2010-09-30	5.80	571
2011	2011-09-08	9.21	6,530
2012	2011-10-13	6.62	1,440
2013	2013-07-12	8.06	2,830
2014	2014-05-16	6.99	1,210
2015	2015-07-08	7.07	1,290
2016	2016-05-23	5.17	442
2017	2017-07-29	5.71	534
2018	2018-07-21	6.14	859^C
2019	2019-08-15	6.71	1,370^C
2020	2020-07-22	5.83	717^C
2021	2021-09-01	6.68	1,350^C
2022	2022-07-09	5.25	586^C
2023	2023-08-08	4.43	417^C

Peak Streamflow Qualification Codes.

C -- All or part of the record affected by Urbanization, Mining, Agricultural changes, Channelization, or other

U.S. Department of the Interior | U.S. Geological Survey
Title: Surface Water for USA: Peak Streamflow
URL: https://nwis.waterdata.usgs.gov/nwis/peak?

Page Contact Information: USGS Water Data Support Team
Page Last Modified: 2025-01-17 03:35:27 EST
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