OpenTopography has just released seven new LiDAR datasets, including data from Seed projects, collected by NCALM during 2011 and 2013. The projects were located in Arizona, California, Mississippi, Oregon, and Utah. The surveyed areas encompassed over 550 square kilometers. The related research included landform and watercourse changes, volcanic features, and flooding events.
The OpenTopography announcement and links to the available data can be found here.