Datasets Activity Stream About Order by Relevance Name Ascending Name Descending Last Modified Popular Go 1 dataset found Formats: CSV KML Tags: ACE ESF12 Infrastructure USACE Filter Results National Levee Database Centerlines The National Levee Database is a Congressionally authorized database that documents levees in the United States. The NLD is maintained and published by the U.S. Army Corps of... HTML Esri REST GeoJSON CSV KML ZIP