withlacoochee river flood-inundation mapper and other ... · flood-inundation mapping. approach...
TRANSCRIPT
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U.S. Department of the InteriorU.S. Geological Survey
Jonathan MusserUSGS South Atlantic Water Science Center
Withlacoochee RiverFlood-Inundation Mapperand Other Flood Tools
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The beginning of Georgiaflood-inundation mapping
Albany1994 TropicalStorm Alberto
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Flood-inundation mapping
Approach
Flood products focus on:• Real-time USGS streamgage data• NWS forecasts
Difficult for someone to relate a “point” data value to their front step a block or a mile away from the gage
Have to rely on memory of past events to relate personal risk
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Flood-inundation mappingRequirements
USGS streamgage
NWS flood forecast point
High-accuracy elevation data
Hydrologic model
Intensive quality assurance process
Outreach
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Links to the MapperOriginal flood-inundation mapper:http://wim.usgs.gov/FIMI
Direct link to Withlacoochee River site:http://wimcloud.usgs.gov/apps/FIM/FloodInundationMapper.html?siteno=023177483
New mobile friendly mapper:https://fim.wim.usgs.gov/fim
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Links to the Mapperhttps://www.usgs.gov/water/southatlantic -> Science -> Floods, Droughts, and Hurricanes -> Flood-Inundation mapping in Georgia
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https://www.usgs.gov/centers/sa-water/science/flood-inundation-mapping-georgia-0
FIM Locations in Georgia
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Mapper AnatomyBasemaps
Full ScreenView
SearchLayers
Projection of cursor location(Lat/Long or USNG)
Scale textScale bar
Zoomslider
Zoomhistory
Basemap Options
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Mapper Anatomy CollapsebuttonOpacity
On/off
FIM locations
AHPS sites
Radar
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Map displayed
Flood Tools Anatomy
Floodslider
Opacity
Collapsetools
USGSdata
NWSdata
Current gagereadings
Links to NWIS/AHPS
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Historical Flooding Anatomy
Floodcategorycolors
Site Name “Zoom To”
NWIS link
Click to snap map
More disclaimer!
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Historical Flooding – Annual Peaks
Click to snap map
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Web Cam
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Services and DataSpecial WaterAlert link
Link to datadownload site
Link to get report
Author/reviewers
Logos
Opens popupOpens NWS
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Action Stage10.7 ft gage height – 131.0 ft elevation
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Flood Stage14.7 ft gage height – 135.0 ft elevation
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Moderate Flood Stage21.7 ft gage height – 142.0 ft elevation
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Major Flood Stage24.7 ft gage height – 145.0 ft elevation
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Peak Stage of Flood-Inundation Mapper32.7 ft gage height – 153.0 ft elevation
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Click on the map and get an estimated water depth for that location
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New more mobile friendly flood-inundation mapping website
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Collapse Flood Tools box, Change the basemap,Click for depth
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Additional Preparedness Tools
USGS WaterAlert
USGS WaterNow
USGS RiverCam
NWS HWM Signage
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USGS WaterAlertAnyone can subscribe for
emails/texts from streamgages
Set thresholds on river level, rainfall, flow, or water quality parameter
Notifications sent hourly or daily
Critical first response for flood warning
http://water.usgs.gov/wateralert
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USGS WaterAlert Site number, sent by mapper
Threshold level, selected by mapper
Personal info
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USGS WaterNow
Stream data on demand
Send email or text to [email protected]
In subject line, put “023177483”
Will receive an email or text back within minutes
Additional parameters can be entered
http://water.usgs.gov/waternow
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USGS RiverCams
Streaming video web cams provide real-time look of river conditions
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USGS RiverCams
https://www.usgs.gov/centers/sa-water/science/webcams-south-atlantic-water-science-center
Access the webcams from SAWSC web pageSelect MULTIMEDIA –filter for Webcam
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Flooding from Hurricane Matthew Oct 2016
Short-Term Network Flood Event Viewer
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Short-Term Network Flood Event Viewer
Flooding from Hurricane Matthew Oct 2016
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Short-Term Network Flood Event Viewer
Flooding from Hurricane Matthew Oct 2016
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Inland Flooding in North Carolina
Lumberton
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Lumberton
Inland Flooding in North Carolina
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Smithfield
Inland Flooding in North Carolina
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Smithfield
Inland Flooding in North Carolina