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Stream Elevation Sensor 373
370 Sims Bayou @ SH 288
Key Map 573J
Sensor ID 373
Sensor Type Pressure Transducer
Installed 6/26/1995
TOB 44.50'
Flooding Likely 44.50'
Flooding Possible 41.50'
Bottom of Stream 13.02'
Tip of Orifice 14.70'
Measuring Plate 49.88'
Benchmark 51.29'
RM 030081 stamped 030081 EST 2012 located on the downstream headwall of north bound feeder road lanes at south end, 1988 NAVD, 2001 adjustment78 to 01 Adjustment -1.72'
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 373 is 15.21'
Reading on 5/25/2020 5:28 PM
Export to Excel
2 Days
Sensor
Reading Date
Elevation
3735/25/2020 5:28 PM15.21'
3735/25/2020 5:08 PM15.25'
3735/25/2020 2:40 PM15.35'
3735/25/2020 1:28 PM15.25'
3735/25/2020 12:46 PM15.31'
3735/25/2020 12:04 PM15.42'
3735/25/2020 11:24 AM15.52'
3735/25/2020 9:28 AM15.63'
3735/25/2020 5:28 AM15.59'
3735/25/2020 3:14 AM15.65'
3735/25/2020 1:28 AM15.75'
3735/24/2020 11:32 PM15.79'
3735/24/2020 10:44 PM15.69'
3735/24/2020 10:06 PM15.58'
3735/24/2020 10:02 PM15.47'
3735/24/2020 9:50 PM15.37'
3735/24/2020 9:38 PM15.26'
3735/24/2020 9:28 PM15.14'
3735/24/2020 9:26 PM15.13'
3735/24/2020 5:28 PM15.00'
3735/24/2020 1:28 PM14.95'
3735/24/2020 9:28 AM14.92'
3735/24/2020 5:28 AM14.91'
3735/24/2020 1:28 AM14.95'
3735/23/2020 9:28 PM14.92'
Flood Frequency
Elevation
10% (10-year)33.60'
2% (50-year)38.80'
1% (100-year)40.90'
.2% (500-year)44.10'
Historical Storm
Date
Event
Elevation
8/18/1983Alicia40.60'
10/18/1994 43.20'
3/12/1997 41.50'
6/9/2001Allison #243.50'
6/9/2001Allison #241.10'
6/19/2006 32.30'
9/13/2008Ike37.70'
8/27/2017Harvey38.30'
High water mark elevations are approximate.
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