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Streamflow Measurements for the Nation


USGS 01646220 ROCK RUN NEAR CABIN JOHN, MD
Montgomery County, Maryland
Hydrologic Unit Code 02070008
Latitude  38°58'30", Longitude  77°10'58" NAD27
Drainage area 4.8  square miles
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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)
71970-08-07 16:00EDTYesLWL/DFGUSGS1.26 FairClearNONE1Imported Channel 1WADEunspeunkno1.263.701.241.02UNSPUNSPUNSPunknUNSPUNSPUNSP
61967-09-21 -- ----YesDFGUSGS0.79 FairClearNONE1Imported Channel 1WADEunspeunkno0.793.300.960.82UNSPUNSPUNSPunknUNSPUNSPUNSP
51966-09-13 09:00ESTYesWJDUSGS0.02 PoorClearNONE1Imported Channel 1WADEunspeunkno0.021.800.160.15UNSPUNSPUNSPunknUNSPUNSPUNSP
41966-07-19 12:55ESTYesWJDUSGS0.34 GoodClearNONE1Imported Channel 1WADEunspeunkno0.344.801.120.30UNSPUNSPUNSPunknUNSPUNSPUNSP
31966-06-24 13:40ESTYesWBSUSGS0.58 GoodClearNONE1Imported Channel 1WADEunspeunkno0.585.201.310.45UNSPUNSPUNSPunknUNSPUNSPUNSP
21965-10-21 10:00ESTYesDHCUSGS0.40 PoorClearNONE1Imported Channel 1WADEunspeunkno0.404.600.900.44UNSPUNSPUNSPunknUNSPUNSPUNSP
11964-08-26 12:35ESTYesDHCUSGS0.36 FairClearNONE1Imported Channel 1WADEunspeunkno0.363.601.480.24UNSPUNSPUNSPunknUNSPUNSPUNSP