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OCR for page 121
Mapping the Zone: Improving Flood Map Accuracy Appendix D Acronyms and Abbreviations 1-D one-dimensional 2-D two-dimensional 3-D three-dimensional ADCIRC Advanced Circulation (model) ADJREG adjusted regional regression (equation) AIGA Adaptation of Geographical Information for Flood Warning APPROX approximate study APPROX-NED approximate study using the National Elevation Dataset BFE base flood elevation cfs cubic feet per second CHAMP Coastal Hazards Analysis and Modeling Program (model) DEM digital elevation model DFIRM digital Flood Insurance Rate Map DS detailed study EST Empirical Simulation Technique FEMA Federal Emergency Management Agency FIRM Flood Insurance Rate Map GIS geographic information system GPS Global Positioning System HEC-RAS Hydrologic Engineering Center-River Analysis System HEC-SSP Hydrologic Engineering Center-Statistical Software Package ICPR Interconnected Pond Routing (model) IFSAR interferometric synthetic aperture radar IPET Interagency Performance Evaluation Taskforce JPM Joint Probability Method LDSNAT limited detailed study, national LDSNC limited detailed study, North Carolina lidar light detection and ranging LOMC Letter of Map Change MHHW mean higher high water (datum) MHW mean high water (datum) MLLW mean lower low water (datum) MLW mean low water (datum) MNUSS Map Needs Update Support System MTL mean tide level (datum) NAVD 88 North American Vertical Datum of 1988 NCFMP North Carolina Floodplain Mapping Program
OCR for page 122
Mapping the Zone: Improving Flood Map Accuracy NED National Elevation Dataset NFIP National Flood Insurance Program NGS National Geodetic Survey NGVD 29 National Geodetic Vertical Datum of 1929 NHD National Hydrography Dataset NOAA National Oceanic and Atmospheric Administration NOS National Ocean Service NRC National Research Council NWLON National Water Level Observation Network REG regional regression (equation) REGLOW regional regression, 95 percent lower confidence limit (equation) REGUP regional regression, 95 percent upper confidence limit (equation) RR rainfall runoff (model) SAC-SMA Sacramento Soil Moisture Accounting (model) SFHA Special Flood Hazard Area SWEL stillwater elevation SWFWMD Southwest Florida Water Management District TRB Transportation Research Board USACE U.S. Army Corps of Engineers USGS U.S. Geological Survey WHAFIS Wave Height Analysis for Flood Insurance Studies (model)