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Stream Elevation Sensor 1679
1680 Halls Bayou @ Jensen Drive
Key Map 414X
Sensor ID 1679
Sensor Type USGS Bubbler
Installed 5/8/1984
TOB 53.60'
Flooding Likely 53.60'
Flooding Possible 50.60'
Bottom of Stream 39.21'
Tip of Orifice 39.50'
Measuring Plate 59.37'
External Link USGS
Benchmark 57.47'
RM 150312 stamped P118 BM07 located on the downstream shoulder at stream centerline, 1988 NAVD, 2001 adjustment. 78 to 01 Adjustment -1.56'
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 1679 is 40.39'
Reading on 5/25/2020 1:57 AM
Export to Excel
2 Days
Sensor
Reading Date
Elevation
16795/25/2020 1:57 AM40.39'
16795/25/2020 1:07 AM40.27'
16795/25/2020 12:45 AM40.16'
16795/25/2020 12:31 AM40.05'
16795/25/2020 12:21 AM39.94'
16795/25/2020 12:09 AM39.81'
16795/24/2020 11:51 PM39.68'
16795/24/2020 7:51 PM39.69'
16795/24/2020 7:47 PM39.71'
16795/24/2020 7:27 PM39.82'
16795/24/2020 6:57 PM39.93'
16795/24/2020 6:51 PM39.79'
16795/24/2020 6:49 PM39.59'
16795/24/2020 3:51 PM39.47'
16795/24/2020 11:51 AM39.47'
16795/24/2020 7:51 AM39.46'
16795/24/2020 3:51 AM39.46'
16795/23/2020 11:51 PM39.45'
16795/23/2020 7:51 PM39.46'
16795/23/2020 6:31 PM39.46'
16795/23/2020 3:51 PM39.48'
16795/23/2020 11:51 AM39.51'
16795/23/2020 7:51 AM39.51'
16795/23/2020 3:51 AM39.53'
Flood Frequency
Elevation
10% (10-year)56.90'
2% (50-year)57.90'
1% (100-year)58.30'
.2% (500-year)59.70'
Historical Storm
Date
Event
Elevation
10/1/1949 57.54'
3/1/1972 55.14'
4/1/1973 51.34'
8/31/1981 54.14'
8/18/1983Alicia53.10'
10/25/1984 56.54'
3/4/1992 57.10'
3/12/1997 55.04'
9/11/1998Frances54.40'
6/5/2001Allison #256.10'
6/9/2001Allison #258.90'
10/29/2002 55.20'
11/17/2003 53.20'
12/14/2005 50.80'
6/19/2006 54.40'
10/16/2006 53.50'
9/13/2008Ike55.50'
10/31/2015 53.30'
4/18/2016 51.10'
8/8/2017 49.20'
8/27/2017Harvey57.50'
9/19/2019Imelda55.40'
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.