US Army Corps of Engineers
Hydrologic Engineering Center

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A number of different documents have been created to describe the use and technical background of HEC-FDA.

User's Manual (CPD-72) Description of the use and application of the program.

Version 1.4.1, April 2016
Version 1.4, October 2014
Version 1.2.4, November 2008

Release Notes Description of the changes that occurred at each new release including bug repairs, new capabilities, and changes in operation.

Version 1.4.2, July 2017
Version 1.4.1, March 2016
Version 1.4, September 2014
Version 1.2.5, October 2010
Version 1.2.5, March 2010
Version 1.2.4, November 2008

Certification Documentation Description of the certification process for HEC-FDA.

Version 1.4, June 2013
Version 1.2.4, November 2008

HEC-FDA (Version 1.4) USACE HQ Certification MEMORANDUM FOR from USACE HQ stating that HEC-FDA Version 1.4 has been certified for use by USACE offices when conducting flood risk management (FRM) studies. This certification also applies to the Versions 1.4.1 and 1.4.2 releases.

USACE HQ MEMORANDUM FOR Flood Damage Reduction Analysis (HEC-FDA) Certification (2 December 2014)

HEC-FDA (Version 1.4) FRM-PCX Transition Guidance MEMORANDUM FOR from FRM-PCX describing when USACE study teams should transition from using HEC-FDA 1.2.5 to HEC-FDA 1.4

FRM-PCX MEMORANDUM FOR Flood Damage Reduction Analysis (HEC-FDA) 1.4 Transition Guidance (26 August 2015)

Technical Reference Manual (CPD-72a) Description uncertainty estimates for graphical (non-analytic) frequency curves.

October 2014