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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  2020-09-25
2013-02-08  2020-09-25
2013-02-07  2020-09-25
2013-02-08  2020-09-25
2013-02-08  2020-09-25
2013-02-08  2020-09-25
2013-02-08  2017-08-31
2017-08-31  2020-09-25
2020-05-28  2020-09-25







 (7)
 

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


Temperature, water, degrees Celsius

Most recent instantaneous value: 16.5 09-25-2020   12:45 EDT
Graph of  Temperature, water, degrees Celsius

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Gage height, feet

Most recent instantaneous value: 2.10 09-25-2020   12:55 EDT
Graph of  Gage height, feet

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Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius

Most recent instantaneous value: 238 09-25-2020   12:45 EDT
Graph of  Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius

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Dissolved oxygen, water, unfiltered, milligrams per liter

Most recent instantaneous value: 10.1 09-25-2020   12:45 EDT
Graph of  Dissolved oxygen, water, unfiltered, milligrams per liter

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pH, water, unfiltered, field, standard units

Most recent instantaneous value: 7.4 09-25-2020   12:45 EDT
Graph of  pH, water, unfiltered, field, standard units

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Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU), [YSI 6136]

Most recent instantaneous value: 2.4 08-31-2017   09:30 EDT
Graph of  Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU), [YSI 6136]

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Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU), [YSI EXO]
 
-- Data temporarily unavailable for the time period specified --