Datasets Activity Stream About Order by Relevance Name Ascending Name Descending Last Modified Go 1 dataset found States and Territories: MD VA RI MA Formats: DOCX Filter Results Real-Time Kinematic Elevation Data Elevation data measured in a 100-meter grid around each survey point; measurements taken every 20 meters. If the marsh was too small for a 100-meter grid, we kept 20-meter... CSV DOCX