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Water-Year Summary for Site 08158045

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  • Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
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Available Parameters
00060 Discharge(Mean)  
00065 Gage height(Mean)  

Water year 2023: 2022-10-01 to 2023-09-30
 
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USGS Water-Year Summary 2023
08158045 Fort Branch Boggy Creek at Manor Rd, Austin, TX
LOCATION - Lat 30°18'02", long 97°41'08" referenced to North American Datum of 1983, Travis County, TX, Hydrologic Unit 12090205, 45 feet downstream of the right, downstream bridge abutment, on top of the concrete apron abutment.
DRAINAGE AREA - 1.47 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - Sept. 2007 to Sep. 2013, full range discharge. Oct. 2013 to current year, (daily mean discharges above 20 ft³/s).
GAGE -

Water-stage recorder.  Satellite telemetry at station.

Datum of the Gage: 555.525 ft NAVD88 based on a Level 2 Static GNSS survey processed through OPUS, REF Frame NAD83 (2011)(EPOCH:2010.0000) ITRF2014 (EPOCH:2022.2596) and Geoid18.  The survey was completed 4/5/2022 while occupying a TRM referenced to local gage datum via differential levels.

Prior to 4/5/2022 the datum of the gage was 549.2 ft NAVD88 via levels. 

REMARKS - Records poor. No known regulation or diversions. No flow at times. Some records listed in the "Period of Record" for surface water may not be available electronically.
EXTREMES FOR PERIOD OF RECORD - Maximum gage heght, 7.44 ft, July 18, 2014; Maximum discharge, 1670 ft³/s, JULY 18, 2014. Many days at no flow.