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Stream Elevation Sensor 549
E100_550 White Oak Bayou @ Lakeview Drive
Key Map 409M
Sensor ID 549
Sensor Type Bubbler
Installed 10/7/1985
Top of Bank (TOB) 98.40'
Bottom of Stream 81.82'
Tip of Orifice 81.90'
Measuring Plate 99.65'
Benchmark 99.60'
RM 050103 stamped E100 BM19 located on the downstream sidewalk at north end bridge, 1988 NAVD, 2001 adjustment. 78 to 01 Adjustment -5.03'
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 549 is 83.03'
Reading on 7/17/2018 11:48 PM
Export to Excel
24 Hours
Sensor
Reading Date
Elevation
5497/17/2018 11:48 PM83.03'
5497/17/2018 7:48 PM82.98'
5497/17/2018 3:48 PM83.00'
5497/17/2018 11:48 AM83.01'
5497/17/2018 7:48 AM83.00'
5497/17/2018 3:48 AM83.05'
Flood Frequency
Elevation
10% (10-year)101.30'
2% (50-year)102.20'
1% (100-year)103.00'
.2% (500-year)104.00'
Historical Storm
Date
Event
Elevation
8/31/1981 97.97'
5/14/1982 94.67'
8/18/1983Alicia93.40'
9/11/1998Frances99.97'
6/9/2001Allison101.97'
10/29/2002 99.87'
11/17/2003 97.57'
12/14/2005 97.65'
6/19/2006 96.60'
10/16/2006 97.50'
9/13/2008Ike96.00'
4/28/2009 98.60'
10/25/2015 93.10'
4/18/2016 101.30'
8/27/2017Harvey98.20'
High water mark elevations are approximate.
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