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Stream Elevation Sensor 573
570 Little White Oak Bayou @ Tidwell Road
Sensor ID 573
Sensor Type Pressure Transducer
Installed 8/20/1985
Flooding Likely 64.40'
Flooding Possible 61.40'
Bottom of Stream 52.00'
Tip of Orifice 52.46'
Measuring Plate 64.71'
Benchmark 64.38'
RM 050168 stamped E101 BM17 located on the downstream sidewalk of the east bound lanes at stream centerline, 1988 NAVD, 2001 adjustment. 78 to 01 Adjustment -1.9'
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 573 is 52.44'
Reading on 4/29/2024 3:50 PM
Export to Excel
2 Days
Sensor
Reading Date
Elevation
5734/29/2024 3:50 PM52.44'
5734/29/2024 11:50 AM52.42'
5734/29/2024 8:30 AM52.44'
5734/29/2024 7:50 AM52.58'
5734/29/2024 6:42 AM52.54'
5734/29/2024 5:26 AM52.44'
5734/29/2024 3:56 AM52.54'
5734/29/2024 3:50 AM52.51'
5734/28/2024 11:50 PM52.42'
5734/28/2024 7:50 PM52.42'
5734/28/2024 3:50 PM52.43'
5734/28/2024 11:50 AM52.43'
5734/28/2024 7:50 AM52.43'
5734/28/2024 3:50 AM52.42'
5734/27/2024 11:50 PM52.42'
5734/27/2024 7:50 PM52.43'
Flood Frequency
Elevation
10% (10-year)65.20'
2% (50-year)65.90'
1% (100-year)66.10'
.2% (500-year)67.00'
Historical Storm
Date
Event
Elevation
6/9/2001Allison #270.10'
10/29/2002 64.20'
11/17/2003 62.50'
9/13/2008Ike67.10'
5/26/2015 65.60'
4/18/2016 61.60'
8/27/2017Harvey65.40'
9/19/2019Imelda66.10'
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.