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Stream Elevation Sensor 403
400 Harris Gully @ South McGregor Way
Key Map 533E
Sensor ID 403
Sensor Type Pressure Transducer
Installed 7/1/1993
Top of Bank (TOB) 39.10'
Bottom of Stream 20.60'
Tip of Orifice 20.67'
Measuring Plate 36.83'
Benchmark 39.11'
RM 040101 stamped RM 040101 located on the downstream side of MacGregor on top of headwall of double box culvert at centerline, 1988 NAVD, 2001 adjustment. 78 to 01 Adjustment -1.20
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 403 is 20.66'
Reading on 5/19/2019 9:56 AM
Export to Excel
2 Days
Sensor
Reading Date
Elevation
4035/19/2019 9:56 AM20.66'
4035/19/2019 5:56 AM20.66'
4035/19/2019 1:56 AM20.66'
4035/18/2019 9:56 PM20.66'
4035/18/2019 5:56 PM20.66'
4035/18/2019 1:56 PM20.66'
4035/18/2019 9:56 AM20.66'
4035/18/2019 5:56 AM20.65'
4035/18/2019 1:56 AM20.65'
4035/17/2019 9:56 PM20.65'
4035/17/2019 5:56 PM20.66'
4035/17/2019 1:56 PM20.65'
Flood Frequency
Elevation
10% (10-year)34.90'
2% (50-year)38.20'
1% (100-year)39.90'
.2% (500-year)43.00'
Historical Storm
Date
Event
Elevation
9/13/2008Ike34.00'
1/9/2012 36.10'
5/26/2015 38.00'
4/18/2016 37.40'
1/18/2017 35.30'
8/27/2017Harvey41.50'
High water mark elevations are approximate.
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