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Streamflow Measurements for the Nation

! Streamflow measurement pages will be decommissioned in early 2026. Please find the modernized pages in WDFN that suit you best. Learn more about our modernization plans and timeline and new pages.

USGS 01480950 East Branch Brandywine Creek at Wawaset, PA
Chester County, Pennsylvania
Hydrologic Unit Code 02040205
Latitude  39°55'35", Longitude  75°38'54" NAD27
Drainage area 123.00  square miles
Output formats
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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)
242015-11-04 14:00ESTYesrtmUSGS74.5 Fair NONE1mainWADEQSCMMVADV74.51352130.35UNSPUNSPUNSPunknUNSPUNSPUNSP
232003-11-10 10:00ESTYesleo/agrUSGS305 GoodClearNONE1Imported Channel 1WADEunspeunkno3051141921.59UNSPUNSPUNSPunknUNSPUNSPUNSP
221999-09-14 13:20EDTYesKGUSGS27.7 FairClearNONE1Imported Channel 1WADEunspeunkno27.752.047.20.59UNSPUNSPUNSPunknUNSPUNSPUNSP
211999-08-18 18:40EDTYesKGUSGS24.4 FairClearNONE1Imported Channel 1WADEunspeunkno24.478.552.50.47UNSPUNSPUNSPunknUNSPUNSPUNSP
201999-07-21 12:59EDTYesKGUSGS31.0 Good NONE1Imported Channel 1WADEunspeunkno31.081.764.70.48UNSPUNSPUNSPunknUNSPUNSPUNSP
191999-06-02 09:35EDTYesS/RUSGS59.4 GoodClearNONE1Imported Channel 1WADEunspeunkno59.41001180.50UNSPUNSPUNSPunknUNSPUNSPUNSP
181999-04-01 07:30ESTYesAGR/DATUSGS265 GoodClearNONE1Imported Channel 1WADEunspeunkno2651081481.78UNSPUNSPUNSPunknUNSPUNSPUNSP
171998-07-27 09:26EDTYesHDUSGS55.9 FairClearNONE1Imported Channel 1WADEunspeunkno55.91071190.47UNSPUNSPUNSPunknUNSPUNSPUNSP
161997-10-29 10:50ESTYesRRUSGS49.5 UnspecifiedVegetationLightNONE1Imported Channel 1WADEunspeunkno49.51161160.42UNSPUNSPUNSPunknUNSPUNSPUNSP
151996-10-15 13:55EDTYesRRDUSGS14417.370.001.00GoodClearNONE1Imported Channel 1WADEunspeunkno1441161530.94UNSPUNSPUNSPunknUNSPUNSPUNSP
141995-11-20 13:00ESTYesRRUSGS18116.25-0.011.80GoodClearNONE1Imported Channel 1WADEunspeunkno1811151641.11UNSPUNSPUNSPunknUNSPUNSPUNSP
131994-10-11 13:50EDTYesRRUSGS56.6 GoodDebrisModerateNONE1Imported Channel 1UNSPother 56.6 UNSPUNSPUNSPunknUNSPUNSPUNSP
121993-11-16 12:00ESTYesRRUSGS55.4 GoodVegetationLightNONE1Imported Channel 1WADEunspeunkno55.460.063.50.87UNSPUNSPUNSPunknUNSPUNSPUNSP
111992-10-29 13:30ESTYesRRBUSGS46.4 GoodClearNONE1Imported Channel 1WADEunspeunkno46.462.061.40.75UNSPUNSPUNSPunknUNSPUNSPUNSP
101991-10-30 13:00ESTYesKRRUSGS50.817.58 GoodClearNONE1Imported Channel 1WADEunspeunkno50.863.050.61.00UNSPUNSPUNSPunknUNSPUNSPUNSP
91990-10-15 13:00EDTYesKRLUSGS86.5 GoodDebrisLightNONE1Imported Channel 1WADEunspeunkno86.575.098.40.88UNSPUNSPUNSPunknUNSPUNSPUNSP
81989-10-13 10:30EDTYesMMRUSGS11315.22 Unspecified NONE1Imported Channel 1WADEunspeunkno11346.21170.97UNSPUNSPUNSPunknUNSPUNSPUNSP
71988-10-06 12:15EDTYesDRUSGS52.5 PoorClearNONE1Imported Channel 1WADEunspeunkno52.51451320.40UNSPUNSPUNSPunknUNSPUNSPUNSP
61987-11-04 09:50ESTYesvcUSGS66.114.520.000.80UnspecifiedClearNONE1Imported Channel 1WADEunspeunkno66.173.088.90.74UNSPUNSPUNSPunknUNSPUNSPUNSP
51986-11-03 15:50ESTYessmmUSGS50.215.13 PoorDebrisHeavyNONE1Imported Channel 1WADEunspeunkno50.21101330.38UNSPUNSPUNSPunknUNSPUNSPUNSP
41985-10-22 -- ----YessmmUSGS54.9 Unspecified NONE1Imported Channel 1UNSPother 54.9 UNSPUNSPUNSPunknUNSPUNSPUNSP
31984-10-16 09:30EDTYesclaUSGS1.00 Fair NONE1Imported Channel 1WADEunspeunkno1.0065.059.21.14UNSPUNSPUNSPunknUNSPUNSPUNSP
21983-10-31 10:00ESTYeskgUSGS77.6 PoorClearNONE1Imported Channel 1WADEunspeunkno77.61191330.58UNSPUNSPUNSPunknUNSPUNSPUNSP
11982-10-21 14:00EDTYeskgUSGS55.7 0.000.60FairClearNONE1Imported Channel 1WADEunspeunkno55.772.072.30.77UNSPUNSPUNSPunknUNSPUNSPUNSP
1B1966-05-25 -- ----YesYUSGS121 GoodClearNONE1Imported Channel 1WADEunspeunkno12184.01051.15UNSPUNSPUNSPunknUNSPUNSPUNSP
1A1949-07-15 -- ----YesESUSGS105 Unspecified NONE1Imported Channel 1UNSPother 105 UNSPUNSPUNSPunknUNSPUNSPUNSP