Downloading NED Terrain Data – NK2.0 App

If you are going to be using AERMOD, you will be using AERMAP to calculate elevations and effective hill heights. AERMAP needs terrain files to work. You can follow EPA’s guidance and follow the 10 steps to download the files needed and then follow another 10+ steps to convert the downloaded files to the required format OR you can have the same files in the proper format in just three clicks. Watch the video below to see how.