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Streamflow Measurements for the Nation


USGS 01643610 BIG SPRING NEAR LEESBURG, VA


Loudoun County, Virginia
Hydrologic Unit Code 02070008
Latitude  39°08'34", Longitude  77°32'46" NAD27
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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)
71981-09-16 -- ----Yes/USGS2.03 Unspecified NONE1Imported Channel 1UNSPother 2.03 UNSPUNSPUNSPunknUNSPUNSPUNSP
61981-08-10 -- ----Yes/USGS1.78 Unspecified NONE1Imported Channel 1UNSPother 1.78 UNSPUNSPUNSPunknUNSPUNSPUNSP
51980-07-07 -- ----Yes/USGS4.09 Unspecified NONE1Imported Channel 1UNSPother 4.09 UNSPUNSPUNSPunknUNSPUNSPUNSP
41969-05-14 -- ----Yes/USGS3.00 Unspecified NONE1Imported Channel 1UNSPother 3.00 UNSPUNSPUNSPunknUNSPUNSPUNSP
31969-01-31 11:20ESTYesLEB/FWTUSGS2.784.230.010.50Unspecified NONE1Imported Channel 1WADEunspeunkno2.784.902.900.96UNSPUNSPUNSPunknUNSPUNSPUNSP
21968-12-23 11:00ESTYesLEBUSGS2.684.310.000.80Unspecified NONE1Imported Channel 1UNSPother 2.68 UNSPUNSPUNSPunknUNSPUNSPUNSP
11968-11-25 11:55ESTYesFWT/FWUSGS3.184.25-0.04 Unspecified NONE1Imported Channel 1WADEunspeunkno3.184.402.751.16UNSPUNSPUNSPunknUNSPUNSPUNSP