Lidar elevation maps of Ocean Bay Park, Fire Island, New York

Pre-storm elevation map, post-storm elevation map, and elevation difference map at Ocean Bay Park, Fire Island, New York. In the pre- and post-storm elevation maps, orange and red colors indicate higher elevations while yellow and green colors indicate lower elevations. In the elevation difference maps, red colors indicate erosion such as shoreline retreat, and blue-green colors indicate accretion, such as overwash deposits where waves and surge have moved sand landward. Maps are oriented with the Atlantic Ocean on the bottom.