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Lake Houston Elevation Sensor 749
750 Lake Houston Dam Spillway
Key Map 418 B
Sensor ID 749
Sensor Type USGS Radar
Sensor Position Lake Houston
Installed 8/6/2015
Flooding Likely 42.40'
Bottom of Lake Houston 28.33'
Tip of Orifice 62.45'
Measuring Plate 63.48'
External Link USGS
Benchmark 63.61'
RM 070155 stamped G103 #0750 located on top of headwall at the west end of dam 25 feet north of dam walkway just before chain link gate.

The Lake Houston Elevation chart showing Lake Houston Elevation Left series.
Cross Section
Lake Houston Elevation for sensor 749 is 41.59'
Reading on 8/5/2020 3:02 AM
Export to Excel
2 Days
Sensor
Reading Date
Elevation
7498/5/2020 3:02 AM41.59'
7498/4/2020 11:02 PM41.58'
7498/4/2020 8:02 PM41.50'
7498/4/2020 7:46 PM41.63'
7498/4/2020 7:06 PM41.50'
7498/4/2020 7:02 PM41.43'
7498/4/2020 6:12 PM41.39'
7498/4/2020 6:06 PM41.50'
7498/4/2020 6:04 PM41.26'
7498/4/2020 6:02 PM41.45'
7498/4/2020 6:00 PM41.66'
7498/4/2020 5:46 PM41.82'
7498/4/2020 3:02 PM41.32'
7498/4/2020 11:02 AM41.32'
7498/4/2020 7:02 AM41.38'
7498/4/2020 3:02 AM41.38'
7498/3/2020 11:02 PM41.33'
7498/3/2020 7:02 PM41.37'
7498/3/2020 3:02 PM41.36'
7498/3/2020 11:02 AM41.28'
7498/3/2020 7:02 AM41.37'
Flood Frequency
Elevation
10% (10-year)45.40'
2% (50-year)48.80'
1% (100-year)49.90'
.2% (500-year)52.00'
Historical Storm
Date
Event
Elevation
5/20/1983 48.00'
8/18/1983Alicia47.10'
5/18/1989 49.10'
6/27/1989 47.40'
3/4/1992 47.00'
10/18/1994 52.30'
9/13/2008Ike44.50'
4/18/2016 46.20'
5/27/2016 47.80'
8/27/2017Harvey53.10'
9/19/2019Imelda48.20'
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.