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Stream Elevation Sensor 179
180 Clear Creek @ Mykawa Road
Sensor ID 179
Sensor Type USGS Radar
Installed 5/29/1986
Flooding Likely 43.50'
Flooding Possible 40.50'
Bottom of Stream 30.20'
Tip of Orifice 47.53'
Measuring Plate 49.82'
External Link USGS
Water Level Forecast Information NWS
Benchmark 48.50'
RM 010158 stamped RM10158 established 2005 located on the downstream sidewalk of the north bound lanes at north end bridge, 1988 NAVD, 2001 adjustment. 78 to 01 Adjustment -1.3'
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 179 is 31.36'
Reading on 12/21/2024 10:12 PM
Export to Excel
2 Days
Sensor
Reading Date
Elevation
17912/21/2024 10:12 PM31.36'
17912/21/2024 6:12 PM31.35'
17912/21/2024 2:12 PM31.37'
17912/21/2024 10:12 AM31.38'
17912/21/2024 6:12 AM31.39'
17912/21/2024 2:12 AM31.41'
17912/20/2024 10:12 PM31.43'
17912/20/2024 6:12 PM31.39'
17912/20/2024 2:12 PM31.39'
17912/20/2024 10:12 AM31.41'
17912/20/2024 6:12 AM31.42'
17912/20/2024 2:12 AM31.41'
Flood Frequency
Elevation
10% (10-year)44.10'
2% (50-year)45.00'
1% (100-year)45.70'
.2% (500-year)46.90'
Historical Storm
Date
Event
Elevation
6/20/1973 44.80'
7/25/1979Claudette45.70'
9/20/1979 44.10'
10/18/1994 45.00'
6/5/2001Allison 43.30'
6/9/2001Allison #243.40'
10/16/2006 43.30'
8/16/2007Erin38.80'
9/13/2008Ike41.80'
4/18/2009 42.20'
8/27/2017Harvey47.90'
9/21/2020Beta44.40'
7/8/2024Beryl43.30'
High water mark elevations are approximate.
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