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Streamflow Measurements for the Nation


USGS 01657000 BULL RUN NEAR MANASSAS, VA
Fairfax County, Virginia
Hydrologic Unit Code 02070010
Latitude  38°47'52", Longitude  77°27'28" NAD27
Drainage area 146  square miles
Gage datum 138.76 feet above NAVD88
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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 		 Channel
Number		 Channel
Name		 Meas.
type 		 Stream
flow
method 		 Velocity
method 		 Channel
flow
(ft3/s)		 Channel
width
(ft)		 Channel
area
(ft2)		 Channel
vel.
(ft/s)		 Channel
stability 		 Channel
material 		 Channel
evenness 		 Long.
vel.
desc. 		 Horz.
vel.
desc. 		 Vert.
vel.
desc. 		 Channel
loc.
code 		 Channel
loc.
dist.(ft)
111981-10-07 -- ----Yes/USGS0.34 Unspecified NONE1Imported Channel 1UNSPother 0.34 UNSPUNSPUNSPunknUNSPUNSPUNSP
101980-08-27 08:00EDTYesPMS/AUSGS2.53 GoodClearNONE1Imported Channel 1WADEunspeunkno2.5319.07.800.32UNSPUNSPUNSPunknUNSPUNSPUNSP
91980-07-07 13:35EDTYesPMS/SAMUSGS12.01.540.000.40FairClearNONE1Imported Channel 1WADEunspeunkno12.046.027.80.43UNSPUNSPUNSPunknUNSPUNSPUNSP
81980-06-02 13:35EDTYesPMS/SAMUSGS41.3 GoodClearNONE1Imported Channel 1WADEunspeunkno41.353.036.41.14UNSPUNSPUNSPunknUNSPUNSPUNSP
71979-12-10 12:40ESTYesPMS/HUSGS43.42.170.000.30GoodClearNONE1Imported Channel 1WADEunspeunkno43.455.056.80.76UNSPUNSPUNSPunknUNSPUNSPUNSP
61979-10-23 14:00EDTYesPMS/SAMUSGS78.2 GoodClearNONE1Imported Channel 1WADEunspeunkno78.259.061.01.28UNSPUNSPUNSPunknUNSPUNSPUNSP
41979-08-30 08:20EDTYesBJP/GUSGS93.0 Unspecified NONE1Imported Channel 1WADEunspeunkno93.057.056.81.64UNSPUNSPUNSPunknUNSPUNSPUNSP
31979-07-27 08:00EDTYesBJP/GUSGS12.9 Good NONE1Imported Channel 1WADEunspeunkno12.946.520.60.63UNSPUNSPUNSPunknUNSPUNSPUNSP
21969-04-07 -- ----Yes/USGS52.0 Unspecified NONE1Imported Channel 1UNSPother 52.0 UNSPUNSPUNSPunknUNSPUNSPUNSP
11968-03-06 -- ----Yes/USGS75.0 Unspecified NONE1Imported Channel 1UNSPother 75.0 UNSPUNSPUNSPunknUNSPUNSPUNSP