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Stream Elevation Sensor 2023
2020 Mason Creek @ Prince Creek Drive
Key Map 486F
Sensor ID 2023
Sensor Type Bubbler
Installed 8/1/1984
Flooding Likely 108.70'
Flooding Possible 105.70'
Bottom of Stream 93.14'
Tip of Orifice 93.61'
Measuring Plate 111.60'
External Link USGS
Benchmark 110.63'
RM 190120 stamped T101 BM01 located on the downstream sidewalk at stream centerline, 1988 NAVD, 2001 adjustment. 78 to 01 Adjustment -4.29'
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 2023 is 93.61'
Reading on 2/4/2023 10:01 AM
Export to Excel
2 Days
Sensor
Reading Date
Elevation
20232/4/2023 10:01 AM93.61'
20232/4/2023 6:01 AM93.63'
20232/4/2023 5:41 AM93.63'
20232/4/2023 2:01 AM93.68'
20232/3/2023 10:01 PM93.71'
20232/3/2023 6:01 PM93.71'
20232/3/2023 2:01 PM93.73'
20232/3/2023 10:01 AM93.72'
20232/3/2023 7:15 AM93.73'
20232/3/2023 6:01 AM93.75'
20232/3/2023 2:01 AM93.80'
20232/3/2023 12:03 AM93.84'
20232/2/2023 10:01 PM93.88'
20232/2/2023 6:41 PM93.95'
20232/2/2023 6:01 PM93.98'
20232/2/2023 3:59 PM94.06'
20232/2/2023 2:01 PM94.16'
20232/2/2023 12:03 PM94.16'
Flood Frequency
Elevation
10% (10-year)102.70'
2% (50-year)105.00'
1% (100-year)106.10'
.2% (500-year)108.70'
Historical Storm
Date
Event
Elevation
8/18/1983Alicia100.80'
10/18/1994 98.80'
4/28/2009 106.10'
4/18/2016 106.00'
8/27/2017Harvey107.80'
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.