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Stream Elevation Sensor 558
555 White Oak Bayou @ Jones Road
Key Map 409B
Sensor ID 558
Sensor Type Radar
Installed 2/1/2001
Flooding Likely 114.30'
Flooding Possible 111.30'
Bottom of Stream 99.00'
Tip of Orifice 118.55'
Measuring Plate 114.95'
Benchmark 114.80'
Rm 050115 stamped 050115 established 2002 located on the upstream sidewalk of the south lanes at north end bridge, 1988 NAVD, 2001 adjustment. 78 to 01 Adjustment -3.6'
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 102.07'
Reading on 3/25/2023 3:48 AM
Export to Excel
24 Hours
Sensor
Reading Date
Elevation
5583/25/2023 3:48 AM102.07'
5583/25/2023 1:38 AM102.09'
5583/24/2023 11:48 PM102.13'
5583/24/2023 9:20 PM102.20'
5583/24/2023 7:48 PM102.30'
5583/24/2023 7:34 PM102.31'
5583/24/2023 6:36 PM102.41'
5583/24/2023 5:48 PM102.52'
5583/24/2023 5:14 PM102.63'
5583/24/2023 4:46 PM102.74'
5583/24/2023 4:20 PM102.85'
5583/24/2023 3:56 PM102.96'
5583/24/2023 3:48 PM102.99'
5583/24/2023 2:26 PM103.07'
5583/24/2023 2:08 PM102.96'
5583/24/2023 2:00 PM102.85'
5583/24/2023 1:54 PM102.72'
5583/24/2023 1:50 PM102.59'
5583/24/2023 1:44 PM102.44'
5583/24/2023 1:38 PM102.34'
5583/24/2023 1:32 PM102.23'
5583/24/2023 1:24 PM102.12'
5583/24/2023 12:56 PM102.00'
5583/24/2023 11:48 AM101.99'
5583/24/2023 8:50 AM101.89'
5583/24/2023 7:48 AM101.96'
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'
9/11/1998Frances112.50'
6/9/2001Allison #2115.10'
10/29/2002 111.50'
11/17/2003 110.20'
12/14/2005 110.90'
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.
The Harris County Flood Control District (HCFCD) provides information via this website as a public service. While HCFCD makes every effort to ensure information is up-to-date, accurate and complete, HCFCD makes no representations, guarantees, or warranties as to the availability, accuracy, completeness, currency or suitability of the information provided via this website. HCFCD specifically disclaims any and all liability for any claims or damages that may result from providing the website or the information it contains. All liability with respect to actions taken or not taken based on the contents of this site is hereby expressly disclaimed.