Other Information

Map Amendments and Revisions

Type of Request/Form Required:

Letter of Map Amendment (LOMA)

  • Multi lot (Residential or Commercial): MT-1
  • Single Residential Lots: MT-EZ

Conditional Letter of Map Amendment (CLOMA)

  • Single Residential lots, properties containing commercial structures, or multiple lots (Residential or Commercial): MT-1

Letter of Map Revision (LOMR)

  • Single or Multiple lots (Residential or Commercial): MT-2

Conditional Letter of Map Revision (CLOMR)

  • Single or Multiple lots (Residential or Commercial): MT-2

Letter of Map Revision - based on fill (LOMR-F)

  • Single Residential lot or structure, property containing commercial structures, or multiple lots (Residential or Commercial): MT-1

Conditional Letter of Map Revisions - based on fill (CLOMR-F)

  • Single Residential lots, property containing commercial structures, or multiple lots (Residential or Commercial): MT-1

Physical Map Revision (PMR)

  • Single or multiple lots (Residential or Commercial): MT-2

Forms or hardcopies are available from the Building Services Department. 

Community Acknowledgement for map amendments and revisions
Submit the Original and One Copy of the appropriate FEMA Document and required attachments to:

  • Planning and Development Services
    231 N Dakota Ave
    PO Box 7402
    Sioux Falls SD 57114-7402
    Attn: Butch Warrington, Floodplain Administrator

All original documents will be returned to the applicant who is responsible for forwarding the request to the Federal Emergency Management Agency and paying all associated fees and costs.

Amendment and Revision Status information
To obtain information on the status of a request, you may call the Map Assistance Center at 1-877-FEMA-MAP or you may contact Michael W. Baker, Jr. and Associates at bakermail@mbakercorp.com.

Letter of Determination Review (LODR)
A letter of determination is the procedure used by property owners who disagree with their lenders determination that they are in the floodplain. The request is time sensitive and there is a processing fee. Specific program information and forms are available from the following links.