FEMA API
FEMA (fema.gov) has 2 public methods: list disaster declarations and get flood zone for an address. Each costs 1 credit per completed run (1¢ with pay as you go); failed runs are free.
Unofficial. Not affiliated with or endorsed by FEMA.
Methods
2Lists federal disaster declarations in a US state. You can narrow the list by county, declaration date and incident category. Each disaster comes back with all of its designated counties.
Returns disaster number, title, incident type, declaration type, dates, counties, assistance, link
Readfema.gov/list_disaster_declarationsFinds the FEMA flood zone, risk designation, base flood elevation, flood map panel and community for a US street address, using Census address coordinates and FEMA's National Flood Hazard Layer.
Returns matched address, flood zone, meaning, high-risk flag, base flood elevation, map panel, effective date, community, FEMA map link, note, coordinates
Readfema.gov/get_flood_zone