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Stream Elevation Sensor 558
E100_555 White Oak Bayou @ Jones Road
Key Map 409B
Sensor ID 558
Sensor Type Pressure Transducer
Installed 2/1/2001
Top of Bank (TOB) 114.30'
Bottom of Stream 99.12'
Tip of Orifice 100.26'
Measuring Plate 114.95'
Benchmark 114.80'
Rm 050115 stamped 050115 est 2002 located on the upstream sidewalk of the south lanes at north end bridge, 1988 NAVD, 2001 adjustment. 78 to 01 Adjustment -3.58'
As of July 1, 2007, the elevation datum was changed from 1929 NGVD, 1978 adjustment to the 1988 NAVD, 2001 adjustment.

The Stream Elevation  chart showing Stream Elevation Left series.
Cross Section
Stream Elevation for sensor 558 is 100.68'
Reading on 11/17/2018 5:05 PM
Export to Excel
24 Hours
Sensor
Reading Date
Elevation
55811/17/2018 5:05 PM100.68'
55811/17/2018 1:05 PM100.65'
55811/17/2018 9:05 AM100.60'
55811/17/2018 5:05 AM100.61'
55811/17/2018 1:05 AM100.64'
55811/16/2018 9:05 PM100.64'
Flood Frequency
Elevation
10% (10-year)114.60'
2% (50-year)115.70'
1% (100-year)116.10'
.2% (500-year)116.90'
Historical Storm
Date
Event
Elevation
5/14/1982 112.32'
8/18/1983Alicia109.30'
9/11/1998Frances112.52'
6/9/2001Allison115.12'
10/29/2002 111.52'
11/17/2003 110.20'
12/14/2005 110.94'
6/19/2006 110.60'
10/16/2006 110.90'
9/18/2008Ike110.40'
4/28/2009 112.20'
10/25/2015 110.20'
4/18/2016 115.30'
8/27/2017Harvey113.10'
High water mark elevations are approximate.
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