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THE WATER LEVEL WAS OUT OF SERVICE FROM 1/12/16 TO 5/16/17 DUE TO BRIDGE CONSTRUCTION.
Stream Elevation Sensor 643
640 Lateral @ Sens Road
Key Map 540S
Sensor ID 643
Sensor Type Pressure Transducer
Installed 9/16/2004
Top of Bank (TOB) 18.00'
Bottom of Stream 5.92'
Tip of Orifice 8.25'
Measuring Plate 20.74'
Benchmark 20.55'
RM 060005 stamped 060005R located on the downstream sidewalk at south end of bridge.
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 643 is 9.06'
Reading on 5/19/2019 11:58 AM
Export to Excel
2 Days
Sensor
Reading Date
Elevation
6435/19/2019 11:58 AM9.06'
6435/19/2019 7:58 AM9.07'
6435/19/2019 3:58 AM9.07'
6435/18/2019 11:58 PM9.06'
6435/18/2019 7:58 PM9.07'
6435/18/2019 3:58 PM9.08'
6435/18/2019 11:58 AM9.10'
6435/18/2019 7:58 AM9.10'
6435/18/2019 3:58 AM9.09'
6435/17/2019 11:58 PM9.08'
6435/17/2019 7:58 PM9.09'
6435/17/2019 3:58 PM9.09'
Flood Frequency
Elevation
10% (10-year)18.50'
2% (50-year)19.10'
1% (100-year)19.50'
.2% (500-year)20.50'
Historical Storm
Date
Event
Elevation
8/16/2007Erin13.20'
9/13/2008Ike13.30'
4/18/2009 11.90'
8/27/2017Harvey16.50'
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.