FEMA-USGS Riverine Hazus Project H. E. “Gene” Longenecker, III Senior Physical Scientist, FEMA Modeling Task Force FEMA Lab Risk Analytics Stakeholder Meeting Monday, July 27, 2015 H. E. “Gene” Longenecker, III Senior Physical Scientist, FEMA Modeling Task Force FEMA Lab Risk Analytics Stakeholder Meeting Monday, July 27, 2015
Overview Background: CFLA, DARTBackground: CFLA, DART Web-Based Riverine HazusWeb-Based Riverine Hazus Live demonstrationLive demonstration LinksLinks
Mississippi River flooding
Background Compilation of rapidly-accessible deterministic inundation maps and corresponding lossesCompilation of rapidly-accessible deterministic inundation maps and corresponding losses Coastal Flood Loss Atlas – hurricane storm surges from NHP/NHC SLOSH modelingCoastal Flood Loss Atlas – hurricane storm surges from NHP/NHC SLOSH modeling NOAA PMEL MOST modelingNOAA PMEL MOST modeling Forecast Inundation Modeling (reference grids) Forecast Inundation Modeling (reference grids) DART buoys (gage/observations) DART buoys (gage/observations) Why not do this for river gages?Why not do this for river gages?
DART Tsunami Monitoring
DART Process DART Buoy Observation FIM Reference Grid Est. Propagation
DART Schematic
Web-Based Riverine Hazus Collaborative effort primarily between FEMA R4 and USGS Eastern Geographic Science Center, also includes NWS (AHPS inundation sites)Collaborative effort primarily between FEMA R4 and USGS Eastern Geographic Science Center, also includes NWS (AHPS inundation sites) NWS forecasts/hydrology for stage height and flow NWS forecasts/hydrology for stage height and flow USGS river gage locations USGS river gage locations FEMA Hazus analyses FEMA Hazus analyses Originally 2 sites, then 60, now several hundred Originally 2 sites, then 60, now several hundred Results maintained in USGS static inundation databases and web mappersResults maintained in USGS static inundation databases and web mappers
Web-Based Riverine Hazus Coordinating with USGS, NWS, and USACE, R-IV conducts Hazus analyses for numerous NWS river forecast centers nation- wide.Coordinating with USGS, NWS, and USACE, R-IV conducts Hazus analyses for numerous NWS river forecast centers nation- wide. USGS programs results for web application and use.USGS programs results for web application and use.
July 1994 Flooding in Albany, GA 17 inches+ of rain from TS Alberto Hundreds of millions in damages ~23,000 people evacuated
Web-Based Riverine Hazus First demo web app rolled out for Albany, GA in 2011First demo web app rolled out for Albany, GA in 2011 Prototype national web app expanding rapidly due to interest from state/local EMsPrototype national web app expanding rapidly due to interest from state/local EMs
Web-Based Riverine Hazus Current app displays:Current app displays: Inundation polygons at 1-foot intervals up to historic flood stage;Inundation polygons at 1-foot intervals up to historic flood stage; Hazus loss estimations in polygon format;Hazus loss estimations in polygon format; Hazus loss estimation reports;Hazus loss estimation reports; Soon to be linked to NWS AHPS…Soon to be linked to NWS AHPS…
Web-Based Riverine Hazus
Web-Based Riverine Hazus
Websites NWS AHPS Albany, GA inundation site:NWS AHPS Albany, GA inundation site: epth&wfo=tae&gage=abng1 epth&wfo=tae&gage=abng1 epth&wfo=tae&gage=abng1 epth&wfo=tae&gage=abng1 Web Map App for Iowa City, IA (level 2+ Hazus integration):Web Map App for Iowa City, IA (level 2+ Hazus integration): USGS Flood Inundation Mapping Webpage with project schematics:USGS Flood Inundation Mapping Webpage with project schematics: Project description PPT:Project description PPT: Emergency Management article:Emergency Management article:
Questions?