HCOHSEM Harris County Director of OHSEM
Harris County Judge
 Ed Emmett
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Homeland Security & Emergency Management
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Stream Level Gauge 109
  A100 Clear Creek @ Interstate 45
  Clear Creek Watershed
  Stream Gauge
  Installed 01/18/1996
  Top of Bank 4.60'
  Bottom of Channel -9.70'
  Tip of Orifice -8'
  Benchmark 16.19'
  HCFCD disc stamped A100 BM01 on upstream sidewalk of S bound feeder at centerline, 1988 NAVD, 2001 adjustment
  Last 24 Hours
The chart will appear within this DIV. This text will be replaced by the chart.
data not verified
Last Reported Level
7/30/2010 4:47:06 AM
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Last 24 Hours
Reading DateStream Level
7/30/2010 4:47:06 AM-0.70'
7/30/2010 3:57:13 AM-0.61'
7/30/2010 3:16:11 AM-0.52'
7/30/2010 2:28:05 AM-0.43'
7/30/2010 1:44:38 AM-0.34'
7/30/2010 12:57:51 AM-0.25'
7/29/2010 11:46:16 PM-0.16'
7/29/2010 6:59:44 PM-0.07'
7/29/2010 5:49:07 PM0.02'
7/29/2010 4:50:28 PM0.11'
7/29/2010 12:55:56 PM0.20'
7/29/2010 12:08:25 PM0.11'
7/29/2010 11:16:49 AM0.02'
7/29/2010 10:41:05 AM-0.07'
7/29/2010 10:01:24 AM-0.16'
7/29/2010 9:26:54 AM-5.69'
7/29/2010 8:52:12 AM-0.34'
7/29/2010 8:15:35 AM-0.75'
7/29/2010 5:36:16 AM-0.52'

Historical Information
 Stream Level
78 to 01 Adjustment-0.40'
10 Year9.50'
50 Year11.60'
100 Year12.40'
500 Year15.20'
Date Stream Level
4/18/2009 9.50'
9/13/2008Ike11.00'
8/16/2007Erin3.60'
10/16/2006 7.40'
6/9/2001Allison10.70'
6/5/2001Allison7.40'
10/18/1994 6.90'
8/18/1983Alicia8.20'
5/3/1981 5.00'
9/20/1979 9.90'
7/25/1979Claudette16.90'
6/20/1973 10.20'
High water mark elevations are approximate.
HCOEM and HCFCD assume no responsibility for their accuracy.
As of July 1, 2007, the elevation datum was changed from the 1929 NGVD, 1978 adjustment to the 1988 NAVD, 2001 adjustment.

Email questions to hcfcd@hcfcd.org.

Harris County does not warrant the accuracy of the ALERT data provided by this web site. The ALERT database contains a certain amount of erroneous data. Therefore, the user of this data should not consider any of this data valid without further verification.