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Stream Elevation Sensor 1679
1680 Halls Bayou @ Jensen Drive
Sensor ID 1679
Sensor Type USGS Bubbler
Installed 5/8/1984
Flooding Likely 53.60'
Flooding Possible 50.60'
Bottom of Stream 39.20'
Tip of Orifice 39.18'
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 -1.6'
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 39.83'
Reading on 4/29/2024 11:51 PM
Export to Excel
2 Days
Sensor
Reading Date
Elevation
16794/29/2024 11:51 PM39.83'
16794/29/2024 10:33 PM39.83'
16794/29/2024 7:51 PM39.93'
16794/29/2024 7:01 PM39.94'
16794/29/2024 4:57 PM40.05'
16794/29/2024 3:51 PM40.13'
16794/29/2024 3:01 PM40.15'
16794/29/2024 11:51 AM40.25'
16794/29/2024 10:21 AM40.26'
16794/29/2024 8:55 AM40.37'
16794/29/2024 7:51 AM40.49'
16794/29/2024 7:07 AM40.48'
16794/29/2024 6:15 AM40.58'
16794/29/2024 5:47 AM40.69'
16794/29/2024 4:07 AM40.80'
16794/29/2024 3:55 AM40.68'
16794/29/2024 3:51 AM40.62'
16794/29/2024 3:49 AM40.56'
16794/29/2024 3:37 AM40.46'
16794/29/2024 3:33 AM40.34'
16794/29/2024 3:31 AM40.12'
16794/29/2024 3:27 AM39.83'
16794/29/2024 3:21 AM39.61'
16794/28/2024 11:51 PM39.52'
16794/28/2024 7:51 PM39.50'
16794/28/2024 3:51 PM39.51'
16794/28/2024 11:51 AM39.51'
16794/28/2024 7:51 AM39.52'
16794/28/2024 3:51 AM39.52'
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.
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