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Stream Elevation Sensor 1559
1600 Greens Bayou @ Mount Houston Parkway
Sensor ID 1559
Sensor Type Radar
Installed 1/1/1993
Flooding Likely 46.00'
Flooding Possible 43.00'
Bottom of Stream 16.80'
Tip of Orifice 55.61'
Measuring Plate 51.84'
Benchmark 51.68'
RM 150050R stamped 150050R located on the downstream sidewalk at east end, 1988 NAVD, 2001 adjustment. 78 to 01 adjustment -0.9'
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 1559 is 18.87'
Reading on 1/23/2025 2:41 PM
Export to Excel
2 Days
Sensor
Reading Date
Elevation
15591/23/2025 2:41 PM18.87'
15591/23/2025 10:41 AM18.89'
15591/23/2025 6:41 AM18.93'
15591/23/2025 2:41 AM18.97'
15591/22/2025 10:41 PM18.94'
15591/22/2025 7:11 PM18.90'
15591/22/2025 6:41 PM18.91'
15591/22/2025 2:41 PM18.97'
15591/22/2025 12:29 PM19.00'
15591/22/2025 10:41 AM19.03'
15591/22/2025 8:05 AM19.10'
15591/22/2025 6:41 AM19.17'
15591/22/2025 5:27 AM19.21'
15591/22/2025 2:53 AM19.31'
15591/22/2025 2:41 AM19.32'
15591/21/2025 9:15 PM19.41'
15591/21/2025 7:25 PM19.31'
15591/21/2025 6:41 PM19.26'
15591/21/2025 5:47 PM19.20'
15591/21/2025 4:23 PM19.10'
15591/21/2025 3:09 PM19.00'
Flood Frequency
Elevation
10% (10-year)44.80'
2% (50-year)47.30'
1% (100-year)48.30'
.2% (500-year)50.80'
Historical Storm
Date
Event
Elevation
10/18/1994 50.70'
6/9/2001Allison #249.90'
10/29/2002 47.00'
11/17/2003 46.30'
12/14/2005 41.40'
6/19/2006 42.90'
10/16/2006 46.20'
9/13/2008Ike47.80'
10/31/2015 44.20'
4/18/2016 44.40'
8/27/2017Harvey51.50'
9/19/2019Imelda48.30'
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.