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JaneS.McCollochWestVirginiaGeologicalandEconomicSurvey
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ConceptofMultipleGeohazardGIS TechnologicalAdvancements PrerequisitesforMultipleGeohazardGIS Typesofavailablegeohazards data MultipleGeohazard GISImplementation MultipleGeohazard GISExamples ImplicationsofaMultipleGeohazard GIS
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MultipleGeohazardsMapoftheWheeling,WestVirginia7.5’Quadrangle
Pre‐GIS:Early1980sPilotStudy
Post‐GIS:Early2000sGISDemo
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Geohazards included:
Minesubsidencesusceptibilitybasedondepthofcoveraboveundergroundmines
100‐yearfloodarea Landslidesandslide‐proneareas
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Pilotstudydiscontinuedfollowingreview—reasonscitedincluded: Difficultyinportrayingalargeamountofcomplexdataononemap
Eachgeohazard shouldberepresentedonaseparatemap
Criteriaforratingseverityofhazardsneedstobedefined
Mappresentedanegativeimageofthestudyarea
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Reviseddemomapincluded:
Areaof100yearflood
Recentandolderlandslides
Undergroundminelocations
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Newoptionsinclude:
GIS GPS Lidar Aerialdigitalphotography Bettergeohazard data Betterdataaccess Onlineinteractivemappingcapabilities
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http://www.dhsem.wv.gov/MitigationRecovery/Pages/Hazard‐Mitigation‐Planning.aspx
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GeologicMapping AerialImagery Preciseanduptodatedigitalelevationdata
SAMB1/9ArcsecondDEMsadequate Lidar –basedDEMswouldbebetter
SourcesofAvailableGeohazardInformation
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ExampleofaerialimagerycoverageavailableinFayetteCounty,WestVirginiaalongU.S.Route119attheNewRiverGorgeBridge
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1:24K‐scalegeologicmapping Landslideinformation Floodinginformation Karstfeatures Mining‐relatedinformation Soilinformation Seismicity
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BEDROCKMAPPING SURFICIALMAPPING
A BGeologicMapsoftheMoorefield7.5’Quadrangle:(A)ModifiedfromDeanandothers(2004a);(B)ModifiedfromDeanandothers(2004b).
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LandslideMapsoftheCharlestonEast7.5’Quadrangle:(A)ModifiedfromLessingandothers(1976);(B)ModifiedfromOhlmacher(1983).
A B
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WVGESCoalBedMappingProjectMapsPittsburghCoalOverburdenThicknesshttp://www.wvgs.wvnet.edu/www/coal/cbmp/coalimsframe.html
WVGESAllMiningMapPittsburghandSewickleyMineshttp://www.wvgs.wvnet.edu/GIS/CBMP/all_mining.html
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Sewellcoalbedinformation(McCollochandothers,2012):(A)WatershedmodeloutputshowspredicteddirectionofgroundwaterflowthroughminevoidsintheSewellcoalbedontheFayetteville7.5’topographicquadrangleandsurroundingarea.Thebluewatershedarearepresentswaterflowfromminescontributingtosurfacewaterflow.Redarrowsshowflowdirection.(B)OverviewofpotentialminefloodinginSewellcoalbedinsouthernWestVirginia.
http://www.dep.wv.gov/WWE/wateruse/Documents/MinePoolAtlas.pdf
A
B
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http://ims.wvgs.wvnet.edu/WVOG/viewer.htm
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KARSTDATASOURCES
KarstareanearLewisburg,WV,asshowninSheriffsAssociationimagery.
GeologicMapping RemoteSensing TopographicMaps Publications
WVGES WVSS USGS KarstWatersInstitute
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FEMAFLOODMAPSERVICECENTERhttps://msc.fema.gov/portal
WVFLOODTOOLwww.mapwv.gov/flood/interactiveMap
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USDANRCSWebSoilSurveyhttp://websoilsurvey.nrcs.usda.gov/app/
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http://www.wvgs.wvnet.edu/www/earthquakes/data/WV_Earthquake_Epicenters_1824_2014_20140606.pdf
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StatewideLidar coverageatthesamespatialresolution
Additional1:24Kgeologicmappingofremainingareasofthestate
Interagencycooperation Fundingsource
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Problemsassociatedwithcreatingamultiplegeohazard GIS Manysourcesofgeohazard information Nosimplewaytocombinedatafrommultiplesourcesforreportingoranalysis
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BritishGeologicalSurveyhttp://www.bgs.ac.uk
USDANRCSWebSoilSurveyhttp://websoilsurvey.nrcs.usda.
gov/app/
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http://www.bgs.ac.uk
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ExampleofSoilPropertiesandQualities
ExampleofSuitabilities andLimitationsforUse
http://websoilsurvey.nrcs.usda.gov/app/
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PlanningandDevelopment Statewidehazardmitigationplanningandemergencymanagement
Publicawareness
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Dean,S.L.,Kulander,B.R.,McColloch,G.H.,McColloch,J.S.,Kulander,C.S.,andLessing,P.,2004a,BedrockGeologicMapoftheMoorefield7.5’Quadrangle,WestVirginia:WestVirginiaGeologicalandEconomicSurveyMAP‐WV38,scale1:24,000.
Dean,S.L.,Kulander,B.R.,McColloch,G.H.,McColloch,J.S.,Kulander,C.S.,andLessing,P.,2004b,SurficialGeologicMapoftheMoorefield7.5’Quadrangle,WestVirginia:WestVirginiaGeologicalandEconomicSurveyMAP‐WV39,scale1:24,000.
Lessing,P.,Kulander,B.R.,Wilson,B.D.,andWoodring,S.M.,1976,WestVirginiaLandslidesandSlide‐ProneAreas:WestVirginiaGeologicalandEconomicSurveyEnvironmentalGeologyBulletinEGB‐15A,68p.,28maps,scale1:24,000.
McColloch,J.S.,Binns, R.D. Jr.,Blake,B.M. Jr.,Clifford, M.T.,andGooding,S.E.,2012,WestVirginiaMinePoolAtlas:WestVirginiaGeologicalandEconomicSurveyincooperationwithWestVirginiaDepartmentofEnvironmentalProtection,Inter‐AgencyAgreementNumber036,172p.Retrievedfromhttp://www.dep.wv.gov/WWE/wateruse/Pages/MinePoolAtlas.aspx
Ohlmacher,G.C.,1983,LandslidesandRelatedFeaturesoftheCharlestonEast,W.Va.Quadrangle:U.S.GeologicalSurvey,OpenFileMap83‐80(C‐4),scale1:24,000.