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Streamflow Measurements for the Nation


USGS 10263775 BIG ROCK C WASH A SOUTHERN PACIFIC RR NR LLANO CA
Los Angeles County, California
Hydrologic Unit Code 18090206
Latitude  34°32'00", Longitude 117°50'41" NAD27
Drainage area 53.9  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 
41992-03-12 09:50PSTYesJAUSGS12.2 Fair NONE
31992-02-11 14:40PSTYesJAUSGS130 Poor NONE
21991-03-05 11:55PSTYesJAUSGS5.46 PoorClearNONE
11991-03-02 11:35PSTYesJAUSGS1.69 PoorClearNONE