FEMA has established a Youtube channel with multiple videos on aspects of flood hazard identification and mitigation.
Find the Flood Risk Communication Video Series at: https://www.youtube.com/playlist?list=PL720Kw_OojlIUiWw2bDc-On5MjQw13E6e
A selection, focused on the mapping process, is identified on this pdf
https://www.fema.gov/sites/default/files/2020-10/video-guide-how-to.pdf
The mitigation video links from the channel or directly from here:
https://www.youtube.com/watch?v=mmAsy3PbYes&list=PL720Kw_OojlIUiWw2bDc-…;