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Stream Elevation Sensor 1159
1160 Cypress Creek @ Grant Road
Sensor ID 1159
Sensor Type USGS Bubbler
Installed 6/10/1983
Flooding Likely 122.20'
Flooding Possible 119.20'
Bottom of Stream 101.10'
Tip of Orifice 101.48'
Measuring Plate 127.25'
External Link USGS
Water Level Forecast Information NWS
Benchmark 127.25'
RM 110125 stamped K100 BM10 located on the downstream sidewalk at stream centerline, 1988 NAVD, 2001 adjustment. 78 to 01 Adjustment -2.2'
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 1159 is 102.73'
Reading on 5/2/2025 11:23 AM
Export to Excel
2 Days
Sensor
Reading Date
Elevation
11595/2/2025 11:23 AM102.73'
11595/2/2025 7:23 AM102.71'
11595/2/2025 3:23 AM102.67'
11595/1/2025 11:23 PM102.67'
11595/1/2025 7:23 PM102.65'
11595/1/2025 3:23 PM102.68'
11595/1/2025 11:23 AM102.69'
11595/1/2025 7:23 AM102.70'
11595/1/2025 4:37 AM102.70'
11595/1/2025 3:23 AM102.72'
11594/30/2025 11:23 PM102.73'
11594/30/2025 7:23 PM102.74'
11594/30/2025 3:23 PM102.76'
Flood Frequency
Elevation
10% (10-year)122.30'
2% (50-year)124.30'
1% (100-year)125.20'
.2% (500-year)127.60'
Historical Storm
Date
Event
Elevation
10/1/1949 123.40'
5/11/1968 118.50'
4/17/1973 123.00'
1/19/1979 122.60'
2/6/1979 120.90'
9/20/1979David122.70'
8/31/1981 120.40'
5/14/1982 121.70'
5/21/1983 120.60'
8/18/1983Alicia116.70'
6/26/1989Allison #1115.30'
10/18/1994 125.40'
10/19/1998 124.30'
11/14/1998 122.90'
6/9/2001Allison #2123.80'
12/14/2005 112.60'
9/13/2008Ike119.00'
4/28/2009 123.10'
7/12/2012 124.60'
4/18/2016 127.40'
5/27/2016 124.20'
8/27/2017Harvey129.80'
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.