Also, updated numerical models accepted by FEMA for NFIP usage.

April 2003 Edition of the Guidelines and Specifications for Flood Hazard Mapping Partners

www.fema.gov/fhm/gs_main.shtm

FEMA's Guidelines and Specifications for Flood Hazard Mapping Partners, April 2003, edition is now available online. Major changes include the addition of the Enhanced Digital Flood Insurance Rate Map (DFIRM) Database, which captures additional information used to determine the flood hazard information depicted on FIRMs. The specifications for the Enhanced DFIRM Database augment the Standard DFIRM Database specifications identified in the February 2002 Guidelines. The contents of the Enhanced DFIRM database are identified in Appendix L of the Guidelines. Additional changes were also made to the Introduction, Volumes 1, 2, and 3, and Appendices A, H, I, J, K, and M of the Guidelines.

Updated Numerical Models Accepted by FEMA for NFIP Usage

www.fema.gov/fhm/en_modl.shtm

FEMA has updated the Numerical Models accepted by FEMA for NFIP usage. USACE HEC-RAS (version 3.1), USGS PRMS, XP-SWMM, and MIKE Flood have been added to the list. To help users to select a model, the list adds a column that identifies the public domain models.