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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 01480800 East Branch Brandywine Creek at Downingtown, PA
Chester County, Pennsylvania
Hydrologic Unit Code 02040205
Latitude  40°00'20", Longitude  75°42'20" NAD27
Drainage area 81.60  square miles
Gage datum 226.18 feet above NGVD29
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)
92003-12-01 11:50ESTYesleo/agrUSGS195 FairClearNONE1Imported Channel 1WADEunspeunkno19583.31081.80UNSPUNSPUNSPunknUNSPUNSPUNSP
81950-10-02 11:15ESTYesRWRUSGS7.90 Good NONE1Imported Channel 1WADEunspeunkno7.9026.013.90.57UNSPUNSPUNSPunknUNSPUNSPUNSP
71949-08-18 09:00ESTYesHELUSGS20.3 Good NONE1Imported Channel 1WADEunspeunkno20.337.029.60.69UNSPUNSPUNSPunknUNSPUNSPUNSP
61948-10-04 11:00ESTYesHCGUSGS45.8 Fair NONE1Imported Channel 1WADEunspeunkno45.866.043.61.05UNSPUNSPUNSPunknUNSPUNSPUNSP
51948-08-31 -- ----YesHCGUSGS57.8 Fair NONE1Imported Channel 1WADEunspeunkno57.868.046.11.25UNSPUNSPUNSPunknUNSPUNSPUNSP
41947-09-24 -- ----YesJMSUSGS20.3 Good NONE1Imported Channel 1WADEunspeunkno20.365.043.60.47UNSPUNSPUNSPunknUNSPUNSPUNSP
31946-08-22 13:20ESTYesHSRUSGS51.6 Good NONE1Imported Channel 1WADEunspeunkno51.652.059.60.87UNSPUNSPUNSPunknUNSPUNSPUNSP
21944-09-12 11:15ESTYesJMSUSGS12.4 Good NONE1Imported Channel 1WADEunspeunkno12.460.053.00.23UNSPUNSPUNSPunknUNSPUNSPUNSP
11943-10-13 14:25ESTYesDBUSGS0.43 0.000.30Unspecified NONE1Imported Channel 1WADEunspeunkno0.4311.01.910.23UNSPUNSPUNSPunknUNSPUNSPUNSP