JaneS.McCollochWestVirginiaGeologicalandEconomicSurvey

ConceptofMultipleGeohazardGIS TechnologicalAdvancements PrerequisitesforMultipleGeohazardGIS Typesofavailablegeohazards data MultipleGeohazard GISImplementation MultipleGeohazard GISExamples ImplicationsofaMultipleGeohazard GIS

MultipleGeohazardsMapoftheWheeling,WestVirginia7.5’Quadrangle

Pre‐GIS:Early1980sPilotStudy

Post‐GIS:Early2000sGISDemo

Geohazards included:

Minesubsidencesusceptibilitybasedondepthofcoveraboveundergroundmines

100‐yearfloodarea Landslidesandslide‐proneareas

Pilotstudydiscontinuedfollowingreview—reasonscitedincluded: Difficultyinportrayingalargeamountofcomplexdataononemap

Eachgeohazard shouldberepresentedonaseparatemap

Criteriaforratingseverityofhazardsneedstobedefined

Mappresentedanegativeimageofthestudyarea

Reviseddemomapincluded:

Areaof100yearflood

Recentandolderlandslides

Undergroundminelocations

Newoptionsinclude:

GIS GPS Lidar Aerialdigitalphotography Bettergeohazard data Betterdataaccess Onlineinteractivemappingcapabilities

http://www.dhsem.wv.gov/MitigationRecovery/Pages/Hazard‐Mitigation‐Planning.aspx

GeologicMapping AerialImagery Preciseanduptodatedigitalelevationdata

SAMB1/9ArcsecondDEMsadequate Lidar –basedDEMswouldbebetter

SourcesofAvailableGeohazardInformation

ExampleofaerialimagerycoverageavailableinFayetteCounty,WestVirginiaalongU.S.Route119attheNewRiverGorgeBridge

1:24K‐scalegeologicmapping Landslideinformation Floodinginformation Karstfeatures Mining‐relatedinformation Soilinformation Seismicity

BEDROCKMAPPING SURFICIALMAPPING

A BGeologicMapsoftheMoorefield7.5’Quadrangle:(A)ModifiedfromDeanandothers(2004a);(B)ModifiedfromDeanandothers(2004b).

LandslideMapsoftheCharlestonEast7.5’Quadrangle:(A)ModifiedfromLessingandothers(1976);(B)ModifiedfromOhlmacher(1983).

A B

WVGESCoalBedMappingProjectMapsPittsburghCoalOverburdenThicknesshttp://www.wvgs.wvnet.edu/www/coal/cbmp/coalimsframe.html

WVGESAllMiningMapPittsburghandSewickleyMineshttp://www.wvgs.wvnet.edu/GIS/CBMP/all_mining.html

Sewellcoalbedinformation(McCollochandothers,2012):(A)WatershedmodeloutputshowspredicteddirectionofgroundwaterflowthroughminevoidsintheSewellcoalbedontheFayetteville7.5’topographicquadrangleandsurroundingarea.Thebluewatershedarearepresentswaterflowfromminescontributingtosurfacewaterflow.Redarrowsshowflowdirection.(B)OverviewofpotentialminefloodinginSewellcoalbedinsouthernWestVirginia.

http://www.dep.wv.gov/WWE/wateruse/Documents/MinePoolAtlas.pdf

A

B

http://ims.wvgs.wvnet.edu/WVOG/viewer.htm

KARSTDATASOURCES

KarstareanearLewisburg,WV,asshowninSheriffsAssociationimagery.

GeologicMapping RemoteSensing TopographicMaps Publications

WVGES WVSS USGS KarstWatersInstitute

FEMAFLOODMAPSERVICECENTERhttps://msc.fema.gov/portal

WVFLOODTOOLwww.mapwv.gov/flood/interactiveMap

USDANRCSWebSoilSurveyhttp://websoilsurvey.nrcs.usda.gov/app/

http://www.wvgs.wvnet.edu/www/earthquakes/data/WV_Earthquake_Epicenters_1824_2014_20140606.pdf

StatewideLidar coverageatthesamespatialresolution

Additional1:24Kgeologicmappingofremainingareasofthestate

Interagencycooperation Fundingsource

Problemsassociatedwithcreatingamultiplegeohazard GIS Manysourcesofgeohazard information Nosimplewaytocombinedatafrommultiplesourcesforreportingoranalysis

BritishGeologicalSurveyhttp://www.bgs.ac.uk

USDANRCSWebSoilSurveyhttp://websoilsurvey.nrcs.usda.

gov/app/

http://www.bgs.ac.uk

ExampleofSoilPropertiesandQualities

ExampleofSuitabilities andLimitationsforUse

http://websoilsurvey.nrcs.usda.gov/app/

PlanningandDevelopment Statewidehazardmitigationplanningandemergencymanagement

Publicawareness

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.