Numerical Models No Longer Accepted by FEMA for NFIP Usage

Currently Unacceptable Models

Current Unacceptable Models

Currently Unacceptable Numerical Models
TYPE PROGRAM DEVELOPED BY COMMENTS
Coastal Models;
Coastal Storm Surges		 ODISTIM (1975) Coastal Consultants, Inc. Have not been used for NFIP studies for more than 5 years.
Northeaster Model
(1978)		 Stone & Webster Engineering Group
FLOW2D
(1975) 1		 Resource Analysis, Inc.
Coastal Models;
Coastal Wave Effects		 GLWRM (1992) U.S. Army Corps of Engineers Have not been used for NFIP studies for more than 5 years.
Hydrologic Models;
Single Event		 DBRM 3.0 (1993) Bernard L. Golding, P.E.
Consulting Water Resources Engineer
Orlando, FL		 Have not been used for NFIP studies for more than 5 years.
HYMO U.S. Department of Agriculture,
Natural Resources Conservation Service		 NRCS is no longer supporting the program.
DR3M
(Oct. 1993)		 U.S. Geological Survey Have not been used for NFIP studies for more than 5 years.
TR-20
(February 1992)		 U.S. Department of Agriculture,
Natural Resources
Conservation Service		 NRCS is no longer supporting the DOS version of the program.
TR-55
(June 1986)		 U.S. Department of Agriculture,
Natural Resources
Conservation Service		 NRCS is no longer supporting the DOS version of the program.
Interior Drainage Analysis HEC-IFH 1.03 and up U.S. Army Corps of Engineers The U.S. Army Corps of Engineers is no longer supporting the program.
Hydraulic Model;
One-dimensional Steady Flow		 WSP2
(October 1993)		 U.S. Department of Agriculture,
Natural Resources Conservation Service		 NRCS is no longer supporting the program.
FLDWY
(May 1989)		 U.S. Department of Agriculture,
Natural Resources Conservation Service		 NRCS is no longer supporting the program; for past studies done using FLDWY, the user manual is still available from NRCS to help interpret the data.
Hydraulic Model;
One-dimensional Unsteady Flow		 UNET 4.0
(Apr. 2001)		 US Army Corps of Engineers Replaced by HEC-RAS.
DAMBRK National Weather Service NWS is no longer supporting the program.
NETWORK (DWOPER) National Weather Service NWS is no longer supporting the program.
Floodway Model SFD U.S. Army Corps of Engineers / FEMA The U.S. Army Corps of Engineers / FEMA are no longer supporting the program.
PSUPRO Pennsylvania State University /  U.S. Army Corps of Engineers / FEMA Pennsylvania State University / U.S. Army Corps of Engineers / FEMA are no longer supporting the program.
Locally Accepted Hydraulic Model SHEET2D 9 Tomasello Consulting Engineers, Inc. Replaced by S2DMM.

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Nationally Accepted Models

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Locally Accepted Models

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Last Modified: Thursday, 14-Aug-2008 10:43:45 EDT