jane s. mccolloch west virginia geological and economic survey
TRANSCRIPT
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.