Agency
v
Subscribe to
Real-time Alerts
Location
v
Last
v
Reported from
v
Show Current Conditions
Stream Elevation Sensor 273
270 Willow Spring Bayou @ Fairmont Parkway
Sensor ID 273
Sensor Type Bubbler
Installed 9/15/2004
Flooding Likely 19.50'
Flooding Possible 16.50'
Bottom of Stream 3.20'
Tip of Orifice 4.05'
Measuring Plate 22.40'
Benchmark 18.91'
RM 020250 stamped 020250 located on the downstream corner abutment below bridge deck of the west bound lanes at southeast corner, 1988 NAVD, 2001 adjustment. 78 to 01 Adjustment -0.1'
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 273 is 4.21'
Reading on 7/6/2025 3:21 PM
Export to Excel
2 Days
Sensor
Reading Date
Elevation
2737/6/2025 3:21 PM4.21'
2737/6/2025 11:21 AM4.24'
2737/6/2025 7:21 AM4.24'
2737/6/2025 3:21 AM4.25'
2737/5/2025 11:21 PM4.23'
2737/5/2025 7:21 PM4.18'
2737/5/2025 4:35 PM4.19'
2737/5/2025 3:21 PM4.22'
2737/5/2025 11:21 AM4.25'
2737/5/2025 7:21 AM4.25'
2737/5/2025 3:21 AM4.27'
2737/4/2025 11:21 PM4.27'
2737/4/2025 7:21 PM4.22'
Flood Frequency
Elevation
10% (10-year)18.00'
2% (50-year)19.00'
1% (100-year)19.50'
.2% (500-year)20.90'
Historical Storm
Date
Event
Elevation
4/1/1973 21.50'
7/25/1979Claudette17.30'
9/20/1979David20.10'
6/5/1981 20.00'
8/18/1983Alicia18.40'
6/9/2001Allison #221.20'
6/19/2006 17.10'
10/16/2006 19.70'
8/16/2007Erin19.70'
9/13/2008Ike17.40'
4/18/2009 18.60'
8/27/2017Harvey21.40'
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.