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Stream Elevation Sensor 1139
1140 Cypress Creek @ Stuebner-Airline Road
Key Map 330F
Sensor ID 1139
Sensor Type USGS Bubbler
Installed 6/10/1983
Flooding Likely 102.70'
Flooding Possible 99.70'
Bottom of Stream 79.51'
Tip of Orifice 81.68'
Measuring Plate 115.98'
External Link USGS
Benchmark 115.95'
RM 110080 stamped K100 BM06 located on the downstream sidewalk at stream centerline, 1988 NAVD, 2001 adjustment. 78 to 01 Adjustment -1.70'
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 1139 is 83.04'
Reading on 2/21/2020 6:21 PM
Export to Excel
24 Hours
Sensor
Reading Date
Elevation
11392/21/2020 6:21 PM83.04'
11392/21/2020 2:21 PM83.04'
11392/21/2020 10:21 AM83.04'
11392/21/2020 6:21 AM83.04'
11392/21/2020 2:21 AM83.04'
11392/20/2020 10:21 PM83.04'
Flood Frequency
Elevation
10% (10-year)104.90'
2% (50-year)108.50'
1% (100-year)109.60'
.2% (500-year)112.30'
Historical Storm
Date
Event
Elevation
10/1/1949 110.70'
1/19/1979 105.60'
9/19/1979 104.04'
5/21/1983 102.30'
5/19/1989 108.00'
6/26/1989Allison #1105.30'
10/18/1994 107.90'
10/19/1998 106.80'
11/14/1998 104.90'
6/9/2001Allison #2109.80'
12/14/2005 101.80'
9/13/2008Ike104.30'
4/28/2009 104.60'
7/12/2012 103.70'
4/18/2016 110.30'
5/27/2016 104.20'
8/27/2017Harvey113.80'
High water mark elevations are approximate.
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