HEC-HMS Version 4.2 Released

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Ashley Poe

Water Resources Engineer

The USACE has released a new version of HEC-HMS that has several new capabilities including forecast baseflow automatic initialization, forecast reservoir automatic initialization, uncertainty analysis empirical distribution, annual pattern evapotranspiration and compute to a point. Additionally, several existing features were changed and problems were repaired. For a more detailed description of the changes and to download the model, check out the links below.

Release Notes: http://www.hec.usace.army.mil/software/hec-hms/documentation/ReleaseNotes420.pdf

Software: http://www.hec.usace.army.mil/software/hec-hms/downloads.aspx

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Ashley Poe, PE, CFM, is a Water Resources Engineer in Houston.