National Levee Database

Since the early days of the United States, the U.S. Army Corps of Engineers (USACE) has been intergral to the nation's development through its congressional mandate to build and maintain public works that promote interstate public safety and commerce.  Part of those efforts have focused on the USA's major waterways, to include ports, shipping channels, locks, dams and levees. 

Due to the ever present and wide-spread disaster potential associated with this last item, levees, the USACE has worked diligently to give transparency to its efforts.  Most recently, those efforts have included release of the online National Levee Database (NLD).  A treasure-trove of data about the nation's levee system, the NLD features an expansive geospatial viewer with many real-time data sources.  To learn more:

Click here to proceed directly to the NLD home page

or try URL: http://nld.usace.army.mil (see note below)

Comment: The NLD offers an amazing amount of layers in one place.  Unfortunately, it appears to have difficulty with Internet Explorer - works fine in Chrome or Firefox.