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Stream Elevation Sensor 2149
2150 South Mayde @ Greenhouse Road
Sensor ID 2149
Sensor Type Pressure Transducer
Installed 4/7/1986
Flooding Likely 107.90'
Flooding Possible 104.90'
Bottom of Stream 99.00'
Tip of Orifice 100.99'
Measuring Plate 109.89'
Benchmark 109.95'
RM 200078 stamped RM200078 located on the downstream sidewalk at north end of bridge, 1988 NAVD, 2001 adjustment. 78 to 01 adjustment -2.0'
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 2149 is 101.07'
Reading on 4/29/2024 7:07 PM
Export to Excel
2 Days
Sensor
Reading Date
Elevation
21494/29/2024 7:07 PM101.07'
21494/29/2024 3:07 PM101.07'
21494/29/2024 11:07 AM101.07'
21494/29/2024 7:07 AM101.07'
21494/29/2024 3:07 AM101.07'
21494/28/2024 11:07 PM101.07'
21494/28/2024 7:07 PM101.07'
21494/28/2024 3:07 PM101.07'
21494/28/2024 11:07 AM101.07'
21494/28/2024 7:07 AM101.07'
21494/28/2024 3:07 AM101.07'
21494/27/2024 11:07 PM101.07'
Flood Frequency
Elevation
10% (10-year)109.40'
2% (50-year)110.50'
1% (100-year)110.90'
.2% (500-year)111.80'
Historical Storm
Date
Event
Elevation
10/18/1994 103.70'
10/19/1998 109.20'
7/26/2006 110.20'
9/13/2008Ike110.40'
4/28/2009 111.50'
7/12/2012 108.50'
4/18/2016 111.40'
8/8/2017 110.50'
8/27/2017Harvey111.90'
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.