APPENDIX D
Acronyms

ACSM American Congress on Surveying and Mapping

AGL above ground level

AGU American Geophysical Union

ASCE American Society of Civil Engineers

ASFPM Association of State Floodplain Managers

ASPRS American Society for Photogrammetry and Remote Sensing

BFE base flood elevation

CCD charge-coupled device

CIR color infrared

CLICK Center for Lidar Information, Coordination, and Knowledge (USGS)

CRS Community Rating System

DEM digital elevation model

DFIRM Digital Flood Insurance Rate Map

DMA Defense Mapping Agency

DOQQ Digital Orthophoto Quarter Quadrangle

DSM digital surface model

DTM digital terrain model

EDNA Elevation Derivatives for National Applications

EROS Earth Resources Observation and Science (USGS)

FDA Flood Damage Assessment

FEMA Federal Emergency Management Agency

FGDC Federal Geographic Data Committee

FIRM Flood Insurance Rate Map

FIS Flood Insurance Study

GAO Government Accountability Office

GIS geographic information system

GPS Global Positioning System



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Elevation Data for Floodplain Mapping APPENDIX D Acronyms ACSM American Congress on Surveying and Mapping AGL above ground level AGU American Geophysical Union ASCE American Society of Civil Engineers ASFPM Association of State Floodplain Managers ASPRS American Society for Photogrammetry and Remote Sensing BFE base flood elevation CCD charge-coupled device CIR color infrared CLICK Center for Lidar Information, Coordination, and Knowledge (USGS) CRS Community Rating System DEM digital elevation model DFIRM Digital Flood Insurance Rate Map DMA Defense Mapping Agency DOQQ Digital Orthophoto Quarter Quadrangle DSM digital surface model DTM digital terrain model EDNA Elevation Derivatives for National Applications EROS Earth Resources Observation and Science (USGS) FDA Flood Damage Assessment FEMA Federal Emergency Management Agency FGDC Federal Geographic Data Committee FIRM Flood Insurance Rate Map FIS Flood Insurance Study GAO Government Accountability Office GIS geographic information system GPS Global Positioning System

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Elevation Data for Floodplain Mapping GRS80 Geodetic Reference System of 1980 GSD ground sample distance HEC Hydrologic Engineering Center (USACE) HMS Hydrologic Modeling System IFSAR interferometric synthetic aperture radar IMU inertial measurement unit InSAR interferometric synthetic aperture radar (also IFSAR) JPL Jet Propulsion Laboratory (NASA) lidar light detection and ranging LOMA Letter of Map Amendment LOMR Letter of Map Revision MAPPS Management Association for Private Photogrammetric Surveyors MHIP Multi-year Flood Hazard Identification Plan MPIA multiple-pulse-in-the-air NAD27 North American Datum of 1927 NAD83 North American Datum of 1983 NAIP National Agriculture Imagery Program (USDA) NAPP National Aerial Photography Program NASA National Aeronautics and Space Administration NAVD88 North American Vertical Datum of 1988 NDEP National Digital Elevation Program NDOP National Digital Orthophoto Program NED National Elevation Dataset NFIP National Flood Insurance Program NGA National Geospatial-Intelligence Agency NGS National Geodetic Survey NGVD29 National Geodetic Vertical Datum of 1929 NMAS National Map Accuracy Standards NOAA National Oceanic and Atmospheric Administration NSDI National Spatial Data Infrastructure NSGIC National States Geographic Information Council NSSDA National Standard for Spatial Data Accuracy

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Elevation Data for Floodplain Mapping OGC Open Geospatial Consortium ORI orthorectified radar image PAN panchromatic radar radio detection and ranging RAS River Analysis System RGB red green blue (true color) RMSE root mean square error RPI repeat-pass interferometry SAR synthetic aperture radar SPI single-pass interferometry SRTM Shuttle Radar Topography Mission TIN triangulated irregular network TVC Tagged Vector Contour USACE U.S. Army Corps of Engineers USDA U.S. Department of Agriculture USGS U.S. Geological Survey UTM universal transverse mercator VERTCON vertical conversion VMAS Vertical Map Accuracy Standard WGS84 World Geodetic System of 1984

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