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Adjusted digital elevation models (DEMs) for the lower Pascagoula River region in Mississippi representative of 2019-03-31 conditions (NCEI Accession 0256369)

Published by NOAA National Centers for Environmental Information | National Oceanic and Atmospheric Administration, Department of Commerce | Catalog Last Checked: August 03, 2026 at 04:10 AM | Dataset Last Updated: September 02, 2022 at 12:00 AM
These elevation data (in meters) in the lower Pascagoula River region in Mississippi have been systematically and variably lowered, mitigating the bias in the lidar DEM and improving its spot elevation accuracy by approximately 90.9%. These data span the eastern area of Jackson County, MS (surrounding Pascagoula, MS), and a small area along the Jackson County, MS-Alabama border. The data are in GIS raster format. These adjusted data are now suitable for modeling salt marsh evolution and flood inundation under sea-level rise (SLR) scenarios. Lidar data used in this adjustment were collected in 2014. Real Time Kinematic Global Navigation Satellite System (RTK-GNSS) field surveys were conducted in March 2019.

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