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Stream Elevation Sensor 543
540 White Oak Bayou @ Alabonson Road
Sensor ID 543
Sensor Type USGS Radar
Installed 6/5/1984
Flooding Likely 75.90'
Flooding Possible 72.90'
Bottom of Stream 57.80'
Tip of Orifice 78.72'
Measuring Plate 79.78'
External Link USGS
Benchmark 78.71'
RM 050080 stamped E100 BM15 located on the downstream sidewalk at stream centerline, 1988 NAVD, 2001 adjustment. 78 to 01 Adjustment -3.2'
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 543 is 59.27'
Reading on 11/10/2024 10:46 AM
Export to Excel
2 Days
Sensor
Reading Date
Elevation
54311/10/2024 10:46 AM59.27'
54311/10/2024 10:04 AM59.28'
54311/10/2024 6:46 AM59.32'
54311/10/2024 2:46 AM59.35'
54311/9/2024 10:46 PM59.40'
54311/9/2024 6:46 PM59.41'
54311/9/2024 2:46 PM59.38'
54311/9/2024 2:30 PM59.39'
54311/9/2024 10:46 AM59.49'
54311/9/2024 10:36 AM59.49'
54311/9/2024 7:10 AM59.60'
54311/9/2024 6:46 AM59.58'
54311/9/2024 5:18 AM59.49'
54311/9/2024 2:46 AM59.46'
54311/8/2024 10:46 PM59.35'
54311/8/2024 6:46 PM59.33'
54311/8/2024 2:46 PM59.34'
Flood Frequency
Elevation
10% (10-year)77.30'
2% (50-year)78.50'
1% (100-year)79.00'
.2% (500-year)80.00'
Historical Storm
Date
Event
Elevation
10/8/1949 77.80'
10/23/1970 76.40'
3/20/1972 75.50'
5/14/1982 74.90'
8/18/1983Alicia73.60'
5/19/1989 76.80'
6/26/1989Allison #174.90'
3/4/1992 76.60'
9/11/1998Frances72.80'
6/9/2001Allison #277.90'
10/29/2002 74.40'
11/17/2003 73.20'
12/14/2005 71.50'
6/19/2006 74.20'
10/16/2006 70.70'
9/13/2008Ike72.50'
10/25/2015 73.60'
4/18/2016 76.00'
8/27/2017Harvey77.60'
High water mark elevations are approximate.
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