Metadata: Identification_Information: Citation: Citation_Information: Originator: Justin J. Birchler Originator: Margaret L. Palmsten Originator: Kara S. Doran Publication_Date: 20260130 Title: Hurricane Delta Assessment of Potential Coastal-Change Impacts: NHC Advisory 22, 10-Oct-2020 00:00:00 Geospatial_Data_Presentation_Form: vector digital data Larger_Work_Citation: Citation_Information: Originator: Justin J. Birchler Originator: Margaret L. Palmsten Originator: Kara S. Doran Publication_Date: 20260130 Title: Storm-Induced Coastal Change Forecasts: Louisiana Hurricanes Laura and Delta 2020 Series_Information: Series_Name: U.S. Geological Survey data release Issue_Identification: doi:10.5066/P148QCG4 Publication_Information: Publication_Place: St. Petersburg, Florida Publisher: U.S. Geological Survey - St. Petersburg Coastal and Marine Science Center Online_Linkage: https://doi.org/10.5066/P148QCG4 Description: Abstract: This dataset contains information on the probabilities of storm-induced erosion (collision, inundation and overwash) on sandy beaches along the U.S. Gulf coast of Texas, Louisiana, Mississippi, and Alabama during hurricane impact conditions of Hurricane Delta in October 2020. The analysis is based on a storm-impact scaling model that uses observations of dune morphology combined with sophisticated hydrodynamic models to predict how the coast will respond to storm events. Storm-induced water levels, due to both surge and waves, were compared to beach and dune elevations to determine the probabilities of three types of coastal change: collision (dune erosion), overwash, and inundation. Dune morphology observations (dune crest and toe elevation) were derived from topographic lidar (light detection and ranging) surveys. Hydrodynamic data were derived from the National Oceanic and Atmospheric Administration (NOAA) Nearshore Wave Prediction System model (wave setup and runup) and the NOAA Probabilistic Tropical Storm Surge model (storm surge). Storm surge exceedance levels of 10, 20, 30, 40, 50, and 90% were used; meaning that, for the 10% exceedance level, the storm surge would be expected to exceed the water level forecast in only 10% of locations, for example. The storm surge, mean and extreme water levels, and probabilities of collision, overwash, and inundation varied due to each storm surge exceedance level. Multiple similar variables are included in each data file for these parameters; the basic names are appended using the following format: ‘e10’ for the 10% exceedance level of storm surge. Data are provided for each NOAA National Hurricane Center (NHC) advisory during the study period for each storm. For further information regarding data collection and/or processing methods, refer to Stockdon and others (2012). For further information regarding dune morphology observations refer to Doran and others (2017). Purpose: To provide data on the probability of storm-induced coastal erosion hazards for the Texas, Louisiana, Mississippi, and Alabama coast for Hurricane Delta. Supplemental_Information: The following websites provide background information on USGS research topics that pertain to the data contained herein; Forecasting Coastal Change, https://www.usgs.gov/programs/cmhrp/science/forecasting-coastal-change and Storm-Induced Coastal Change, https://www.usgs.gov/centers/spcmsc/science/storm-induced-coastal-change. Time_Period_of_Content: Time_Period_Information: Single_Date/Time: Calendar_Date: 20201010 Currentness_Reference: ground condition Status: Progress: Complete Maintenance_and_Update_Frequency: None planned Spatial_Domain: Bounding_Coordinates: West_Bounding_Coordinate: -96.001724 East_Bounding_Coordinate: -87.499142 North_Bounding_Coordinate: 30.283534 South_Bounding_Coordinate: 28.588313 Keywords: Theme: Theme_Keyword_Thesaurus: USGS Metadata Identifier Theme_Keyword: USGS:6aa03e09-a4ee-4f28-a6c6-4b193d321cee Theme: Theme_Keyword_Thesaurus: ISO 19115 Topic Category Theme_Keyword: oceans Theme_Keyword: elevation Theme_Keyword: environment Theme_Keyword: geoscientificInformation Theme: Theme_Keyword_Thesaurus: Global Change Master Science Directory (GCMD) Theme_Keyword: EARTH SCIENCE > LAND SURFACE > TOPOGRAPHY > TERRAIN ELEVATION Theme_Keyword: EARTH SCIENCE > OCEANS > COASTAL PROCESSES > BEACHES Theme_Keyword: PROVIDERS > GOVERNMENT AGENCIES-U.S. FEDERAL AGENCIES > DOI > USGS > DOI/USGS/CMG/SP > ST. PETERSBURG COASTAL AND MARINE SCIENCE CENTER, COASTAL AND MARINE GEOLOGY, U.S. GEOLOGICAL SURVEY, U.S. DEPARTMENT OF THE INTERIOR Theme: Theme_Keyword_Thesaurus: USGS Thesaurus Theme_Keyword: hazards Theme_Keyword: marine geology Theme_Keyword: ocean sciences Theme_Keyword: coastal processes Theme_Keyword: erosion Theme_Keyword: hurricanes Theme: Theme_Keyword_Thesaurus: Data Categories for Marine Planning Theme_Keyword: distributions Theme_Keyword: bathymetry and elevation Theme_Keyword: physical habitats and geomorphology Theme: Theme_Keyword_Thesaurus: Marine Realms Information Bank (MRIB) Keywords Theme_Keyword: effects of coastal change Theme_Keyword: shoreline accretion Theme_Keyword: shoreline erosion Theme_Keyword: storm erosion Theme_Keyword: topographic mapping Theme_Keyword: hurricanes and typhoons Theme: Theme_Keyword_Thesaurus: None Theme_Keyword: U.S. Geological Survey Theme_Keyword: USGS Theme_Keyword: St. Petersburg Coastal and Marine Science Center Theme_Keyword: SPCMSC Theme_Keyword: Coastal/Marine Hazards and Resources Program Theme_Keyword: CMHRP Theme_Keyword: coastal Theme_Keyword: Hurricane Delta Place: Place_Keyword_Thesaurus: Common geographic areas Place_Keyword: United States Place_Keyword: Texas Place_Keyword: Louisiana Place_Keyword: Mississippi Place_Keyword: Alabama Access_Constraints: No access constraints. Please see 'Distribution Information' for details. Use_Constraints: These data are marked with a Creative Commons CC0 1.0 Universal License. These data are in the public domain and do not have any use constraints. Users are advised to read the dataset's metadata thoroughly to understand appropriate use and data limitations. Point_of_Contact: Contact_Information: Contact_Organization_Primary: Contact_Organization: U.S. Geological Survey Contact_Person: Justin J. Birchler Contact_Address: Address_Type: mailing and physical Address: 600 4th Street South City: Saint Petersburg State_or_Province: FL Postal_Code: 33701 Country: UNITED STATES Contact_Voice_Telephone: 727-502-8019 Contact_Facsimile_Telephone: 727-502-8182 Contact_Electronic_Mail_Address: jbirchler@usgs.gov Data_Set_Credit: The predicted elevations of storm surge were extracted from the National Oceanic and Atmospheric Administration’s (NOAA) Probabilistic Tropical Storm Surge (P-Surge) model; an ensemble model based on the Sea, Lake, and Overland Surges from Hurricanes (SLOSH) model, which has been employed by NOAA in inundation risk studies and operational storm surge forecasting. Wave runup and setup conditions were generated using NOAA's Nearshore Wave Prediction System model. Native_Data_Set_Environment: Environment as of Metadata Creation: Microsoft Windows 11 23H2; MATLAB 2024a; Esri ArcGIS Pro 3.4.3 Cross_Reference: Citation_Information: Originator: Stockdon, H.F. Originator: Doran, K.J. Originator: Thompson, D.M. Originator: Sopkin, K.L. Originator: Plant, N.G. Originator: Sallenger, A.H. Publication_Date: 20120501 Title: National Assessment of Hurricane-Induced Coastal Erosion Hazards: Gulf of Mexico Series_Information: Series_Name: U.S. Geological Survey Open-File Report Issue_Identification: 2012–1084 Publication_Information: Publication_Place: Reston, VA Publisher: U.S. Geological Survey Online_Linkage: https://doi.org/10.3133/ofr20121084 Cross_Reference: Citation_Information: Originator: Doran, K.S. Originator: Long, J.W. Originator: Birchler, J.J. Originator: Brenner, O.T. Originator: Hardy, M.W. Originator: Morgan, K.L.M. Originator: Stockdon, H.F. Originator: Loubriel Torres, M. Publication_Date: 20170805 Title: Lidar-derived Beach Morphology (Dune Crest, Dune Toe, and Shoreline) for U.S. Sandy Coastlines Edition: 7.0 Series_Information: Series_Name: U.S. Geological Survey data release Issue_Identification: doi:10.5066/F7GF0S0Z Publication_Information: Publication_Place: St. Petersburg, FL Publisher: U.S. Geological Survey – St. Petersburg Coastal and Marine Science Center Online_Linkage: https://doi.org/10.5066/F7GF0S0Z Data_Quality_Information: Logical_Consistency_Report: No additional checks for consistency were performed on this data. Completeness_Report: This dataset includes dune morphology and hurricane hydrodynamic data used to generate probabilities of hurricane-induced erosion, elevation data from lidar surveys are not included. Measurements were collected approximately every 10 meters (m) and summarized to 500-m sections. Sections with greater than 75 percent of data missing were flagged with the invalid number of -999. Positional_Accuracy: Horizontal_Positional_Accuracy: Horizontal_Positional_Accuracy_Report: Horizontal accuracy was not estimated. Vertical_Positional_Accuracy: Vertical_Positional_Accuracy_Report: Vertical accuracy for hydrodynamic measurements (surge, setup, and runup) is dependent on input data. SLOSH model accuracy is estimated to be +/- 20 percent of the calculated value. No other accuracy checks were performed. Vertical accuracy for dune morphology (dune crest and toe elevation) data is dependent on the positional accuracy of the lidar data. Estimated accuracy of lidar surveys are +/- 15 centimeters. However, vertical accuracy may vary based on the type of terrain (for example, inaccuracies may increase as slope increases or with the presence of extremely dense vegetation), the accuracy of the global positioning system (GPS), and aircraft-attitude measurements. Lineage: Source_Information: Source_Citation: Citation_Information: Originator: National Hurricane Center, National Oceanic and Atmospheric Administration Publication_Date: 20201010 Title: Probabilistic Tropical Storm Surge Online_Linkage: https://slosh.nws.noaa.gov/psurge/index.php Type_of_Source_Media: Online digital data Source_Time_Period_of_Content: Time_Period_Information: Single_Date/Time: Calendar_Date: 20201010 Source_Currentness_Reference: publication date Source_Citation_Abbreviation: P-Surge Source_Contribution: Storm surge model that was used to estimate surge-induced water levels at the shoreline within the next 80 hours. Source_Information: Source_Citation: Citation_Information: Originator: NOAA National Weather Service Environmental Modeling Center Publication_Date: 20201010 Title: Nearshore Wave Prediction System Online_Linkage: https://polar.ncep.noaa.gov/nwps/para/viewer.shtml Type_of_Source_Media: Online digital data Source_Time_Period_of_Content: Time_Period_Information: Single_Date/Time: Calendar_Date: 20201010 Source_Currentness_Reference: publication date Source_Citation_Abbreviation: NWPS Source_Contribution: Wave model that was used to estimate wave setup and runup conditions at the shoreline within the next 145 hours. Source_Information: Source_Citation: Citation_Information: Originator: Quantum Spatial, Inc., United States Geological Survey (USGS) Publication_Date: 20191011 Title: 2018 USGS Lidar: South Texas Other_Citation_Details: Geographic Coverage: South Texas (through Matagorda Island) Online_Linkage: https://www.fisheries.noaa.gov/inport/item/57941 Type_of_Source_Media: Online digital data Source_Time_Period_of_Content: Time_Period_Information: Range_of_Dates/Times: Beginning_Date: 20180113 Ending_Date: 20190223 Source_Currentness_Reference: ground condition Source_Citation_Abbreviation: USGS TX 2018 Source_Contribution: A lidar survey that was used to estimate dune morphology variables. Source_Information: Source_Citation: Citation_Information: Originator: United States Army Corps of Engineers (USACE), Joint Airborne Lidar Bathymetry Technical Center of eXpertise (JALBTCX) Publication_Date: 20170913 Title: 2016 USACE NCMP Topobathy Lidar: Gulf Coast (AL, FL, MS, TX) Other_Citation_Details: Geographic Coverage: TX Online_Linkage: https://www.fisheries.noaa.gov/inport/item/49738 Type_of_Source_Media: Online digital data Source_Time_Period_of_Content: Time_Period_Information: Range_of_Dates/Times: Beginning_Date: 20160723 Ending_Date: 20161010 Source_Currentness_Reference: ground condition Source_Citation_Abbreviation: USACE NCMP Gulf Coast 2016 Source_Contribution: A lidar survey that was used to estimate dune morphology variables. Source_Information: Source_Citation: Citation_Information: Originator: Woolpert, Inc., United States Geological Survey (USGS) Publication_Date: 20171212 Title: 2017 USGS Lidar: Chenier Plain, LA Other_Citation_Details: Geographic Coverage: LA Chenier Plain Online_Linkage: https://www.fisheries.noaa.gov/inport/item/53710 Type_of_Source_Media: Online digital data Source_Time_Period_of_Content: Time_Period_Information: Range_of_Dates/Times: Beginning_Date: 20170108 Ending_Date: 20170303 Source_Currentness_Reference: ground condition Source_Citation_Abbreviation: USGS LA 2017 Source_Contribution: A lidar survey that was used to estimate dune morphology variables. Source_Information: Source_Citation: Citation_Information: Originator: Digital Aerial Solutions, LLC, United States Geological Survey (USGS) Publication_Date: 2020 Title: 2015 USGS Lidar: South Terrebonne and Gulf Islands, LA Other_Citation_Details: Geographic Coverage: LA (South Terrebonne, Gulf, Chandeleur Islands) Online_Linkage: https://www.fisheries.noaa.gov/inport/item/73667 Type_of_Source_Media: Online digital data Source_Time_Period_of_Content: Time_Period_Information: Range_of_Dates/Times: Beginning_Date: 20150118 Ending_Date: 20150213 Source_Currentness_Reference: ground condition Source_Citation_Abbreviation: USGS LA 2015 Source_Contribution: A lidar survey that was used to estimate dune morphology variables. Source_Information: Source_Citation: Citation_Information: Originator: Guy, K.K. Originator: Doran, K.J. Originator: Stockdon, H.F. Originator: Plant, N.G. Publication_Date: 20140602 Title: Topographic Lidar Survey of the Alabama, Mississippi, and Southeast Louisiana Barrier Islands, from September 5 to October 11, 2012 Series_Information: Series_Name: U.S. Geological Survey Data Series Issue_Identification: 839 Other_Citation_Details: Geographic Coverage: LA (west coast islands) Online_Linkage: https://doi.org/10.3133/ds839 Type_of_Source_Media: Online digital data Source_Time_Period_of_Content: Time_Period_Information: Range_of_Dates/Times: Beginning_Date: 20120905 Ending_Date: 20121011 Source_Currentness_Reference: ground condition Source_Citation_Abbreviation: USGS DS839 LA 2012 Source_Contribution: A lidar survey that was used to estimate dune morphology variables. Source_Information: Source_Citation: Citation_Information: Originator: Quantum Spatial, Inc., United States Geological Survey (USGS) Publication_Date: 20190329 Title: 2018 USGS Topobathy Lidar: Gulf Coast Islands (AL, FL, LA) Other_Citation_Details: Geographic Coverage: LA (Chandeleurs) Online_Linkage: https://www.fisheries.noaa.gov/inport/item/64345 Type_of_Source_Media: Online digital data Source_Time_Period_of_Content: Time_Period_Information: Range_of_Dates/Times: Beginning_Date: 20181027 Ending_Date: 20181103 Source_Currentness_Reference: ground condition Source_Citation_Abbreviation: USGS LA 2018 Source_Contribution: A lidar survey that was used to estimate dune morphology variables. Source_Information: Source_Citation: Citation_Information: Originator: U.S. Army Corps of Engineers (USACE), Joint Airborne Lidar Bathymetry Technical Center of eXpertise (JALBTCX) Publication_Date: 20181108 Title: 2018 USACE NCMP Topobathy Lidar: Gulf Coast (AL, MS) Other_Citation_Details: Geographic Coverage: MS Islands Online_Linkage: https://www.fisheries.noaa.gov/inport/item/55844 Type_of_Source_Media: Online digital data Source_Time_Period_of_Content: Time_Period_Information: Range_of_Dates/Times: Beginning_Date: 20181116 Ending_Date: 20181118 Source_Currentness_Reference: ground condition Source_Citation_Abbreviation: USACE NCMP MS 2018 Source_Contribution: A lidar survey that was used to estimate dune morphology variables. Source_Information: Source_Citation: Citation_Information: Originator: United States Army Corps of Engineers (USACE), Joint Airborne Lidar Bathymetry Technical Center of eXpertise (JALBTCX) Publication_Date: 20210316 Title: 2020 USACE NCMP Post Sally Topobathy Lidar: Gulf Coast (AL, FL, MS) Other_Citation_Details: Geographic Coverage: AL Online_Linkage: https://www.fisheries.noaa.gov/inport/item/64384/ Type_of_Source_Media: Online digital data Source_Time_Period_of_Content: Time_Period_Information: Range_of_Dates/Times: Beginning_Date: 20200922 Ending_Date: 20201013 Source_Currentness_Reference: ground condition Source_Citation_Abbreviation: USACE NCMP AL 2020 Source_Contribution: A lidar survey that was used to estimate dune morphology variables. Process_Step: Process_Description: For dune morphology data: Elevation data from lidar surveys were interpolated in MATLAB (version R2024a) to a gridded domain that was rotated parallel to the shoreline and had a resolution of 10 m in the alongshore direction and 2.5 m in the cross-shore direction. The interpolation method applied spatial filtering with a Hanning window that was twice as wide as the grid resolution. Dune morphology data were extracted from the elevation grid in MATLAB. Dune morphology data were then summarized to 500-m sections. Sections with greater than 75 percent of data missing were flagged with the invalid number of -999. The 500-m smoothed dune crest (DHIGH), toe (DLOW) and root mean square (RMS) error for each (DHIrms and DLOrms) were written to line shapefiles using MATLAB's shapewrite.m script. For further information regarding dune morphology observations see Doran and others (2017). Source_Used_Citation_Abbreviation: USGS TX 2018 Source_Used_Citation_Abbreviation: USACE NCMP Gulf Coast 2016 Source_Used_Citation_Abbreviation: USGS LA 2017 Source_Used_Citation_Abbreviation: USGS LA 2015 Source_Used_Citation_Abbreviation: USGS DS839 LA 2012 Source_Used_Citation_Abbreviation: USGS LA 2018 Source_Used_Citation_Abbreviation: USACE NCMP MS 2018 Source_Used_Citation_Abbreviation: USACE NCMP AL 2020 Process_Date: 2020 Source_Produced_Citation_Abbreviation: Dune morphology (DHIGH, DLOW, DHIrms, DLOrms) Process_Contact: Contact_Information: Contact_Organization_Primary: Contact_Organization: U.S. Geological Survey Contact_Person: Justin J. Birchler Contact_Address: Address_Type: mailing and physical Address: 600 4th Street South City: Saint Petersburg State_or_Province: FL Postal_Code: 33701 Country: UNITED STATES Contact_Voice_Telephone: 727-502-8019 Contact_Facsimile_Telephone: 727-502-8182 Contact_Electronic_Mail_Address: jbirchler@usgs.gov Process_Step: Process_Description: For hydrodynamic data: Water level was computed in MATLAB by adding storm surge (SURGE) from the NOAA Probabilistic Tropical Storm Surge (P-Surge) model (https://slosh.nws.noaa.gov/psurge/index.php) to wave setup (SETUP) and runup (RUNUP). The mean water level (MEAN) is the sum of storm surge (SURGE) and wave setup (SETUP). The extreme water level (EXTREME) is the sum of storm surge (SURGE) and wave runup (RUNUP). The wave height and period used for calculating wave runup and setup came from the Nearshore Wave Prediction System model (https://polar.ncep.noaa.gov/nwps/). Hydrodynamics names were appended with the exceedance value for storm surge, using the format 'e10' for the 10% exceedance level. Exceedance levels present in this data release are 10, 20, 30, 40, 50, and 90%. Hydrodynamic parameters were calculated in MATLAB and exported into ArcGIS shapefile (.shp) format. For details on modeling parameterization, see Stockdon and others (2012). Source_Used_Citation_Abbreviation: P-Surge Source_Used_Citation_Abbreviation: NWPS Process_Date: 20201010 Source_Produced_Citation_Abbreviation: Hydrodynamics (SURGE, SETUP, RUNUP, MEAN, EXTREME) Process_Contact: Contact_Information: Contact_Organization_Primary: Contact_Organization: U.S. Geological Survey Contact_Person: Justin J. Birchler Contact_Address: Address_Type: mailing and physical Address: 600 4th Street South City: Saint Petersburg State_or_Province: FL Postal_Code: 33701 Country: UNITED STATES Contact_Voice_Telephone: 727-502-8019 Contact_Facsimile_Telephone: 727-502-8182 Contact_Electronic_Mail_Address: jbirchler@usgs.gov Process_Step: Process_Description: For probabilities of storm-induced erosion: Probabilities of coastal erosion hazards were based on estimating the likelihood that the beach system would experience erosion and deposition patterns consistent with collision (PCOL), overwash (POVW), or inundation (PIND) regimes. The regimes were calculated by using values of dune morphology and mean (MEAN) and extreme (EXTREME) water levels for each 500-m section, such that the probability of collision (PCOL) occurs when extreme water levels (EXTREME) reach the dune toe; overwash (POVW) when extreme water levels (EXTREME) reach the dune crest; and inundation (PIND) when mean water levels (MEAN) reach the dune crest. Probability variable names were appended with the exceedance value for storm surge, using the format 'e10' for the 10% exceedance level. Exceedance levels present in this data release are 10, 20, 30, 40, 50, and 90%. Probabilities were calculated in MATLAB and exported using MATLAB’s shapewrite.m script. For details on modeling parameterization, see Stockdon and others (2012). Source_Used_Citation_Abbreviation: Dune morphology (DHIGH, DLOW, DHIrms, DLOrms) Source_Used_Citation_Abbreviation: Hydrodynamics (SURGE, SETUP, RUNUP, MEAN, EXTREME) Process_Date: 20201010 Source_Produced_Citation_Abbreviation: Probabilities (PCOL, POVW, PIND) Source_Produced_Citation_Abbreviation: Delta_2020101000_Adv22_PCOI_line.shp Process_Contact: Contact_Information: Contact_Organization_Primary: Contact_Organization: U.S. Geological Survey Contact_Person: Justin J. Birchler Contact_Address: Address_Type: mailing and physical Address: 600 4th Street South City: Saint Petersburg State_or_Province: FL Postal_Code: 33701 Country: UNITED STATES Contact_Voice_Telephone: 727-502-8019 Contact_Facsimile_Telephone: 727-502-8182 Contact_Electronic_Mail_Address: jbirchler@usgs.gov Spatial_Data_Organization_Information: Direct_Spatial_Reference_Method: Vector Point_and_Vector_Object_Information: SDTS_Terms_Description: SDTS_Point_and_Vector_Object_Type: String Point_and_Vector_Object_Count: 2203 Spatial_Reference_Information: Horizontal_Coordinate_System_Definition: Geographic: Latitude_Resolution: 0.01975663976 Longitude_Resolution: 0.0249972312 Geographic_Coordinate_Units: Decimal Degrees Geodetic_Model: Horizontal_Datum_Name: D WGS 1984 Ellipsoid_Name: WGS 1984 Semi-major_Axis: 6378137.0 Denominator_of_Flattening_Ratio: 298.257223563 Vertical_Coordinate_System_Definition: Altitude_System_Definition: Altitude_Datum_Name: North American Vertical Datum 1988 Altitude_Resolution: 0.01 Altitude_Distance_Units: meters Altitude_Encoding_Method: Attribute values Entity_and_Attribute_Information: Detailed_Description: Entity_Type: Entity_Type_Label: Delta_2020101000_Adv22_PCOI_line.shp Entity_Type_Definition: Shapefile of the probabilities of hurricane-induced coastal erosion, dune morphology, and hurricane hydrodynamic data for Hurricane Delta for NHC Advisory 22, October 10, 2020, 0000 Coordinated Universal Time (UTC). Entity_Type_Definition_Source: USGS Attribute: Attribute_Label: FID Attribute_Definition: Internal feature number. Attribute_Definition_Source: Esri Attribute_Domain_Values: Unrepresentable_Domain: Sequential unique whole numbers that are automatically generated. Attribute: Attribute_Label: Shape Attribute_Definition: Feature geometry. Attribute_Definition_Source: Esri Attribute_Domain_Values: Unrepresentable_Domain: Coordinates defining the features; Polyline. Attribute: Attribute_Label: DHIGH Attribute_Definition: Elevation of dune crest, in meters, using the North American Vertical Datum of 1988 (NAVD88). Extracted from lidar surveys collected from September 2012 to October 2020. Attribute_Definition_Source: USGS Attribute_Domain_Values: Range_Domain: Range_Domain_Minimum: 0.59721 Range_Domain_Maximum: 8.2126 Attribute_Units_of_Measure: meters NAVD88 Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: -999 Enumerated_Domain_Value_Definition: Null value Enumerated_Domain_Value_Definition_Source: USGS Attribute: Attribute_Label: DLOW Attribute_Definition: Elevation of the dune toe, in meters NAVD88. Extracted from lidar surveys collected from September 2012 to October 2020. Attribute_Definition_Source: USGS Attribute_Domain_Values: Range_Domain: Range_Domain_Minimum: 0.83586 Range_Domain_Maximum: 3.1017 Attribute_Units_of_Measure: meters NAVD88 Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: -999 Enumerated_Domain_Value_Definition: Null value Enumerated_Domain_Value_Definition_Source: USGS Attribute: Attribute_Label: DHIrms Attribute_Definition: Root mean square error of dune crest elevation measurements. Attribute_Definition_Source: USGS Attribute_Domain_Values: Range_Domain: Range_Domain_Minimum: 0.013283 Range_Domain_Maximum: 3.0719 Attribute_Units_of_Measure: meters Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: -999 Enumerated_Domain_Value_Definition: Null value Enumerated_Domain_Value_Definition_Source: USGS Attribute: Attribute_Label: DLOrms Attribute_Definition: Root mean square error of dune toe elevation measurements. Attribute_Definition_Source: USGS Attribute_Domain_Values: Range_Domain: Range_Domain_Minimum: 0.0084761 Range_Domain_Maximum: 1.0162 Attribute_Units_of_Measure: meters Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: -999 Enumerated_Domain_Value_Definition: Null value Enumerated_Domain_Value_Definition_Source: USGS Attribute: Attribute_Label: RUNUP Attribute_Definition: Wave runup water level. Attribute_Definition_Source: USGS Attribute_Domain_Values: Range_Domain: Range_Domain_Minimum: 0.46191 Range_Domain_Maximum: 5.1474 Attribute_Units_of_Measure: meters NAVD88 Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: -999 Enumerated_Domain_Value_Definition: Null value Enumerated_Domain_Value_Definition_Source: USGS Attribute: Attribute_Label: SETUP Attribute_Definition: Wave setup water level. Attribute_Definition_Source: USGS Attribute_Domain_Values: Range_Domain: Range_Domain_Minimum: 0.015782 Range_Domain_Maximum: 2.0782 Attribute_Units_of_Measure: meters NAVD88 Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: -999 Enumerated_Domain_Value_Definition: Null value Enumerated_Domain_Value_Definition_Source: USGS Attribute: Attribute_Label: SURGEe10 Attribute_Definition: Storm surge water level for probabilistic storm surge 10% exceedance value. Attribute_Definition_Source: NOAA Attribute_Domain_Values: Range_Domain: Range_Domain_Minimum: 0.549 Range_Domain_Maximum: 2.3445 Attribute_Units_of_Measure: meters NAVD88 Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: -999 Enumerated_Domain_Value_Definition: Null value Enumerated_Domain_Value_Definition_Source: NOAA Attribute: Attribute_Label: PCOLe10 Attribute_Definition: Probability of collision for probabilistic storm surge 10% exceedance value. Attribute_Definition_Source: USGS Attribute_Domain_Values: Range_Domain: Range_Domain_Minimum: 1.354596 Range_Domain_Maximum: 99.999954 Attribute_Units_of_Measure: percent Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: -999 Enumerated_Domain_Value_Definition: Null value Enumerated_Domain_Value_Definition_Source: USGS Attribute: Attribute_Label: POVWe10 Attribute_Definition: Probability of overwash for probabilistic storm surge 10% exceedance value. Attribute_Definition_Source: USGS Attribute_Domain_Values: Range_Domain: Range_Domain_Minimum: 0 Range_Domain_Maximum: 100 Attribute_Units_of_Measure: percent Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: -999 Enumerated_Domain_Value_Definition: Null value Enumerated_Domain_Value_Definition_Source: USGS Attribute: Attribute_Label: PINDe10 Attribute_Definition: Probability of inundation for probabilistic storm surge 10% exceedance value. Attribute_Definition_Source: USGS Attribute_Domain_Values: Range_Domain: Range_Domain_Minimum: 0 Range_Domain_Maximum: 99.999263 Attribute_Units_of_Measure: percent Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: -999 Enumerated_Domain_Value_Definition: Null value Enumerated_Domain_Value_Definition_Source: USGS Attribute: Attribute_Label: MEANe10 Attribute_Definition: Mean water level (surge + setup) for probabilistic storm surge 10% exceedance value. Attribute_Definition_Source: USGS Attribute_Domain_Values: Range_Domain: Range_Domain_Minimum: 0.69514 Range_Domain_Maximum: 3.5553 Attribute_Units_of_Measure: meters NAVD88 Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: -999 Enumerated_Domain_Value_Definition: Null value Enumerated_Domain_Value_Definition_Source: USGS Attribute: Attribute_Label: EXTREMEe10 Attribute_Definition: Extreme water level (surge + runup) for probabilistic storm surge 10% exceedance value. Attribute_Definition_Source: USGS Attribute_Domain_Values: Range_Domain: Range_Domain_Minimum: 1.1433 Range_Domain_Maximum: 6.4836 Attribute_Units_of_Measure: meters NAVD88 Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: -999 Enumerated_Domain_Value_Definition: Null value Enumerated_Domain_Value_Definition_Source: USGS Attribute: Attribute_Label: SURGEe20 Attribute_Definition: Storm surge water level for probabilistic storm surge 20% exceedance value. Attribute_Definition_Source: NOAA Attribute_Domain_Values: Range_Domain: Range_Domain_Minimum: 0.549 Range_Domain_Maximum: 2.2709 Attribute_Units_of_Measure: meters NAVD88 Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: -999 Enumerated_Domain_Value_Definition: Null value Enumerated_Domain_Value_Definition_Source: NOAA Attribute: Attribute_Label: PCOLe20 Attribute_Definition: Probability of collision for probabilistic storm surge 20% exceedance value. Attribute_Definition_Source: USGS Attribute_Domain_Values: Range_Domain: Range_Domain_Minimum: 1.351409 Range_Domain_Maximum: 99.999943 Attribute_Units_of_Measure: percent Attribute_Domain_Values: Enumerated_Domain: Enumerated_Domain_Value: -999 Enumerated_Domain_Value_Definition: Null value Enumerated_Domain_Value_Definition_Source: USGS Attribute: Attribute_Label: POVWe20 Attribute_Definition: Probability of overwash for probabilistic storm surge 20% exceedance value. 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Although these data and associated metadata have been reviewed for accuracy and completeness and approved for release by the U.S. Geological Survey (USGS), no warranty expressed or implied is made regarding the display or utility of the data for other purposes, nor on all computer systems, nor shall the act of distribution constitute any such warranty. Any use of trade, firm, or product names is for descriptive purposes only and does not imply endorsement by the U.S. Government. 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