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Stream Elevation Sensor 839
840 Hunting Bayou @ Lockwood Drive
Sensor ID 839
Sensor Type USGS Radar
Installed 6/28/1995
Flooding Likely 40.60'
Flooding Possible 37.60'
Bottom of Stream 23.90'
Tip of Orifice 49.75'
Measuring Plate 49.32'
External Link USGS
Benchmark 45.85'
RM 080103 is an aluminum disk stamped 080103 located on the south end of the second pedestrian bridge east of Lockwood Drive, 1988 NAVD, 2001 adjustment. 78 to 01 Adjustment -1.1'
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 839 is 26.09'
Reading on 5/1/2025 7:08 PM
Export to Excel
24 Hours
Sensor
Reading Date
Elevation
8395/1/2025 7:08 PM26.09'
8395/1/2025 6:16 PM26.09'
8395/1/2025 3:08 PM26.04'
8395/1/2025 11:08 AM25.97'
8395/1/2025 7:08 AM25.98'
8395/1/2025 3:08 AM25.98'
8394/30/2025 11:08 PM25.98'
Flood Frequency
Elevation
10% (10-year)41.90'
2% (50-year)44.10'
1% (100-year)45.00'
.2% (500-year)46.80'
Historical Storm
Date
Event
Elevation
6/9/2001Allison #242.00'
6/19/2006 40.40'
10/16/2006 40.50'
8/16/2007Erin42.00'
9/13/2008Ike42.10'
5/26/2015 40.70'
10/25/2015 38.00'
10/31/2015 41.40'
1/18/2017 40.60'
8/27/2017Harvey44.40'
9/19/2019Imelda41.40'
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.