Agency
v
Subscribe to
Real-time Alerts
Location
v
Last
v
Reported from
v
Show Current Conditions

 

Stream Elevation Sensor 578
575 White Oak Bayou @ Tidwell Road
Key Map 451D
Sensor ID 578
Sensor Type Bubbler
Installed 1/26/2001
Flooding Likely 68.10'
Flooding Possible 65.10'
Bottom of Stream 44.65'
Tip of Orifice 45.64'
Measuring Plate 73.62'
Benchmark 71.41'
RM 050073 stamped E100 BM27 located on the downstream sidewalk at stream centerline, 1988 NAVD, 2001 adjustment. 78 to 01 Adjustment -2.41'
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 578 is 44.50'
Reading on 9/10/2025 11:52 PM
Export to Excel
2 Days
Sensor
Reading Date
Elevation
5789/10/2025 11:52 PM44.50'
5789/10/2025 7:52 PM44.46'
5789/10/2025 3:52 PM44.43'
5789/10/2025 11:52 AM44.47'
5789/10/2025 7:52 AM44.50'
5789/10/2025 3:52 AM44.49'
5789/9/2025 11:52 PM44.47'
5789/9/2025 7:52 PM44.43'
5789/9/2025 3:52 PM44.53'
5789/9/2025 2:30 PM44.49'
5789/9/2025 11:52 AM44.58'
5789/9/2025 7:52 AM44.61'
5789/9/2025 7:40 AM44.60'
5789/9/2025 5:06 AM44.71'
5789/9/2025 3:52 AM44.75'
Flood Frequency
Elevation
10% (10-year)67.90'
2% (50-year)70.10'
1% (100-year)70.80'
.2% (500-year)73.40'
Historical Storm
Date
Event
Elevation
6/9/2001Allison69.59'
10/29/2002 62.49'
11/17/2003 63.50'
6/19/2006 62.00'
10/16/2006 59.60'
9/13/2008Ike62.10'
10/25/2015 58.90'
4/18/2016 66.00'
8/27/2017Harvey68.80'
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.