Volusia County has updated the Floodplan Management Plan as of April 29, 2013. The plan is available for download from the Volusia County website at the following link:
Volusia County Floodplain Management Plan broken link
The Adobe Acrobat file is 42MB in size and will take time to download properly. While the document is publicly available it will require a userID and password to access the file.
Volusia County Interactive Mapping is also available on their website. Click for interactive mapping. broken link