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Development of an integrated geographic information model to support understanding of potential risks to infrastructure and critical areas.
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Natural Hazards and Regional Planning
Developing an Integrated Geographic Information Model
AAG 2009
Bill BassSenior Land Use Modeler
Socio-Economic Modeling GroupHouston-Galveston Area Council
H-GAC Background Regional Council of
Government (COG)• Regional Planning• Transportation MPO
13 Counties
12,500 Square Miles
105 Cities
13 School Districts
5.7 Million People
Socio-Economic Modeling
Socio-economic forecasting • Demographics- Population, Census• Economics- Employment, Economic Development• Land Use- Environmental, Current/Future Use, Valuation
• Primary Users… Transportation planning Environmental Planning Economic Development
Demographics
EconomicsLand Use
SEModeling
Land Use Modeling Process
AppraisalData
AppraisalData
PreliminaryLand Use
PreliminaryLand Use
Parks &Nat. AreasParks &
Nat. AreasInfra-
structureInfra-
structure BuildingsBuildings
Land Use Related Datasets
Integrationof
Data
Integrationof
Data
RevisedLand UseRevised
Land Use
National, State, and Local SourcesNational, State, and Local Sources
Inputs toPlanningProjects
Inputs toPlanningProjects
CulturalSites
CulturalSites
ImageryValidationValidation
Hurricane Ike- NOAA SLOSH Model (Estimated Storm Surge)
Bolivar Bridge- Pre Ike
Bolivar Bridge- Post Ike
A Call to Action Quickly provide searchable
information• Infrastructure• Industrial facilities• Demographics• Property values
Allow on the ground teams to deal with immediate needs
Provide summaries to support impact scenarios, damage estimates and funding requests
• Federal Agencies• State Agencies• Local Governments• Businesses• Communities
Data Resources & Analysis Capabilities
Imagery• Pre Ike• Post Ike• NAIP (rural counties)• Pre Ike Land Cover Transportation
• Major Highways• Arterial Roads (StarMap)• Airports & Runways• Bridges• Railways & Crossings• Metro Transit Centers• Intermodal Terminals• Ports• Waterways
Infrastructure• Refineries• Pipelines• Power Plants• Power Sub-Stations• Power Transmission Lines• Fire & Police Stations• Hospitals• Schools & Universities• Wastewater Treatment• Landfills• Closed Landfills• Commercial Facilities• Grocery Stores/Retailers• Cultural Sites• Buildings• Cemeteries• Correctional Facilities
Socio-Economic• Parcel Boundaries• Parcel Valuation• Parcel Land Use• Population• Employment• Households• SBA Loans• Businesses (InfoUSA)• Regional Forecast
ZipCode
CensusTract
CensusBlock
CityETJ
CountyCustomExtents
CensusBlock Group
Analysis provided in the following geographies
Hurricane Ike- Actual Path and Estimated StormSurge
Storm surge of10 feet or morecommon in theGalveston Bayarea
Used extent of 10 foot surge as analysis zone
Hurricane Ike- Storm SurgeZone Potential Impacts
No.
Households 205K81K
Pop
Hurricane Ike- Storm SurgeZone Potential Impacts
No.
Households 205K81K
Pop
Businesses 99K
JobsNo.
>5K
Hurricane Ike- Storm SurgeZone Potential Impacts
No.
Households 205K81K
Pop
$3.7B
Impr.Property*
Residential
Commercial
Other
$6.9B
$191M
60K
5K
32K
Parcels Value
*Galveston, Liberty, Harris, and Brazoria Counties
Businesses 99K
JobsNo.
>5K
Hurricane Ike- Storm SurgeZone Potential Impacts
No.
Households 205K81K
Pop
Schools (K-12) 42
No.Infrastructure
Businesses 99K
JobsNo.
>5K
$3.7B
Impr.Property*
Residential
Commercial
Other
$6.9B
$191M
60K
5K
32K
Parcels Value
*Galveston, Liberty, Harris, and Brazoria Counties
Hurricane Ike- Storm SurgeZone Potential Impacts
No.
Households 205K81K
Pop
Sub-Stations 41
Schools (K-12) 42
No.Infrastructure
Businesses 99K
JobsNo.
>5K
$3.7B
Impr.Property*
Residential
Commercial
Other
$6.9B
$191M
60K
5K
32K
Parcels Value
*Galveston, Liberty, Harris, and Brazoria Counties
Hurricane Ike- Storm SurgeZone Potential Impacts
No.
Households 205K81K
Pop
Sub-Stations 41
Waste Water Treatment Plants
131
Schools (K-12) 42
No.Infrastructure
Businesses 99K
JobsNo.
>5K
$3.7B
Impr.Property*
Residential
Commercial
Other
$6.9B
$191M
60K
5K
32K
Parcels Value
*Galveston, Liberty, Harris, and Brazoria Counties
Hurricane Ike- Storm SurgeZone Potential Impacts
No.
Households 205K81K
Pop
Sub-Stations 41
Waste Water Treatment Plants
131
Schools (K-12) 42
No.Infrastructure
Businesses 99K
JobsNo.
>5K
$3.7B
Impr.Property*
Residential
Commercial
Other
$6.9B
$191M
60K
5K
32K
Parcels Value
*Galveston, Liberty, Harris, and Brazoria Counties
Hospitals 13
Hurricane Ike- Storm SurgeZone Potential Impacts
No.
Households 205K81K
Pop
Sub-Stations 41
Waste Water Treatment Plants
131
Schools (K-12) 42
No.Infrastructure
Businesses 99K
JobsNo.
>5K
$3.7B
Impr.Property*
Residential
Commercial
Other
$6.9B
$191M
60K
5K
32K
Parcels Value
*Galveston, Liberty, Harris, and Brazoria Counties
Hospitals 13
Universities 4
Hurricane Ike- Evacuation Area
No.Households
606K228K
Pop
Businesses
256K
JobsNo.
>15K
Special Needs
14K
No.Households w/out Cars
96KDisabled Individuals
Bolivar Ferry- Pre Ike
Bolivar Ferry- Post Ike
Seabrook WWTP- Pre Ike
Seabrook WWTP- Post Ike
Damage Assessment
Tot. Area 935 SqMi
Assessed 29 SqMi
Change 8 SqMiNo Change 21 SqMi
Total Loss 58%
Rooftop Analysis
Partial Loss 26%
Intact 16%
Moderate 2 SqMi
Debris Analysis
Light 6 SqMi
Heavy 5 SqMi
Not Deter. 17 SqMi
3%
Tot. Area
ChangeNo Change
Assessed Areas
Moving Beyond Traditional Maps
User Interaction
Dyn
am
ic I
nq
uir
y
Low High
Low
Hig
h
Static Maps‘PDFs’
Interactive Maps‘Point & Click’
Animated Maps‘Preset Animations’
GIS Applications‘ArcIMS/ArcGIS Server’
Past
Present/Future
Leveraging Current GIS Capabilities
http://www.h-gac.com/forecast
www.arcgis.h-gac.com/Regional_SE_GIS
www.arcgis.h-gac.com/Regional_LU_GIS
RadialRadial
LinearLinear
AreaArea
Calculators
Pre-definedPre-defined
LandmarksLandmarks
PopulationPopulation
Browser BasedRegional
GIS
Browser BasedRegional
GIS
Land UseLand Use
EmploymentEmployment
GeoprocessingGeoprocessing
Land UseLand Use
Socio-EconomicSocio-EconomicDesktop GIS
(ArcGIS, ArcExplorer)Desktop GIS
(ArcGIS, ArcExplorer)
LandmarksLandmarks
InfrastructureInfrastructure InfrastructureInfrastructure
DataOptimization
DataOptimization
Regional Geographic Information Model
Applications Map Layers/Geoprocessing Tools Geodatabases
Regional GIS
Map Layers
GeoprocessingTools
Regional GIS
PredefinedQueries
Regional GIS
QueryResults
Regional GIS
User-DefinedQueries
Regional GIS
Regional GIS
QueryResults
Summary Continue to acquire and validate data
• Infrastructure• Land Uses• Future Development (Announced Projects, Plats)
Incorporate new models into our geoprocessing tools
Flexibility• User interactivity• Self Service• Delivery methods (desktop, browser)
High resolution
