Hydrologic Service Changes

...Flood Criteria Change for Spring Creek at I-45 near Spring TX...

On March 10th 2017, the National Weather Service will change the minor
flood stage for Spring Creek at I-45 near Spring, TX. The new flood 
criteria will reflect changes in impacts based on recent flood events.

The criteria will be based on the following:
Flood Stage: 91.5 feet

Please visit the U.S. Geological Survey website for more information on
gauge observations.
https://waterdata.usgs.gov/tx/nwis/uv/?site_no=08068500&PARAmeter_cd=00065,00060

...National Weather Service to Provide New River Forecast Services for
Lake Creek at Sendera Ranch Road near Conroe TX...

The Houston/Galveston National Weather Service Forecast Office and the 
West Gulf River Forecast Center will now provide flood only river stage 
forecasts for Lake Creek at Sendera Ranch Road near Conroe, TX.

On December 1st, 2016, the new forecast services began to protect the
lives and property of people living along Lake Creek near Conroe, TX.
The new gauge site is owned and operated by the U.S. Geological Survey.

The flood criteria for Lake Creek at Sendera Ranch Road near Conroe, TX,
reflects observations and surveyed elevations.

The criteria is based on the following:
Action Stage: 129.0 feet 
Flood Stage: 138.0 feet 
Moderate Stage: 142.0 feet
Major Stage: 154.0 feet

Please visit the U.S. Geological Survey website for more information on
gauge observations.
https://waterdata.usgs.gov/tx/nwis/uv/?site_no=08067920&PARAmeter_cd=00065,00060

...Flood Criteria Change for West Fork San Jacinto River near Porter 
TX...

On March 10th 2017, the National Weather Service will change the flood
criteria for West Fork San Jacinto River near Porter, TX. The new flood
criteria will reflect changes in observations based on a vertical datum
shift and the latest survey elevations.

The criteria will be based on the following:
Action Stage: 73.0 feet 
Flood Stage: 81.0 feet 
Moderate Stage: 88.5 feet
Major Stage: 92.0 feet

Please visit the U.S. Geological Survey website for more information on
gauge onbservations.
https://waterdata.usgs.gov/tx/nwis/uv/?site_no=08068090&PARAmeter_cd=00065,00060

...Flood Criteria Change for East Fork San Jacinto River near New Caney
TX...

On April 10th, 2017, the National Weather Service will change the flood
criteria for East Fork San Jacinto River near New Caney, TX. The new
flood criteria will reflect changes in observations based on a vertical
datum shift and latest survey elevations.

The criteria will be based on the following:
Action Stage: 54.5 feet 
Flood Stage: 58.0 feet 
Moderate Stage: 62.0 feet
Major Stage: 69.0 feet

Please visit the U.S. Geological Survey website for more information on
gauge observations.
https://waterdata.usgs.gov/tx/nwis/uv/?site_no=08070200&PARAmeter_cd=00065,00060

The Houston/Galveston National Weather Service office welcomes public
feedback on this change over the next 30 days. If you have any questions
or comments on this change, please contact:

Katie Landry-Guyton
Service Hydrologist
Houston/Galveston National Weather Service Office
Phone: 281-337-5074
Email: katie.landry@noaa.gov