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Stream Elevation Sensor 1459
1460 Carpenters Bayou @ US 90
Key Map 457H
Sensor ID 1459
Sensor Type Bubbler
Installed 1/19/1999
Flooding Likely 36.10'
Flooding Possible 33.10'
Bottom of Stream 23.45'
Tip of Orifice 23.41'
Measuring Plate 43.63'
Benchmark 41.20'
RM 130070 stamped N100 BM05 Reset 99 located on the downstream shoulder of east bound feeder lanes at stream centerline, 1988 NAVD, 2001 adjustment. 78 to 01 Adjustment -0.75'
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 1459 is 24.31'
Reading on 6/25/2025 3:37 AM
Export to Excel
2 Days
Sensor
Reading Date
Elevation
14596/25/2025 3:37 AM24.31'
14596/24/2025 11:37 PM24.32'
14596/24/2025 9:05 PM24.24'
14596/24/2025 7:37 PM24.15'
14596/24/2025 4:27 PM24.14'
14596/24/2025 3:37 PM24.18'
14596/24/2025 1:17 PM24.24'
14596/24/2025 11:37 AM24.26'
14596/24/2025 7:37 AM24.30'
14596/24/2025 3:37 AM24.31'
14596/23/2025 11:37 PM24.30'
14596/23/2025 7:37 PM24.33'
14596/23/2025 7:17 PM24.34'
14596/23/2025 4:19 PM24.44'
14596/23/2025 3:37 PM24.49'
14596/23/2025 11:37 AM24.54'
14596/23/2025 11:03 AM24.54'
14596/23/2025 7:37 AM24.59'
Flood Frequency
Elevation
10% (10-year)33.40'
2% (50-year)35.80'
1% (100-year)36.50'
.2% (500-year)37.50'
Historical Storm
Date
Event
Elevation
10/18/1994 36.20'
6/9/2001Allison36.60'
6/19/2006 32.40'
9/13/2008Ike33.40'
10/31/2015 34.20'
8/27/2017Harvey37.30'
High water mark elevations are approximate.
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